Vulnerabilities > CVE-2016-2842 - Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Openssl
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
The doapr_outch function in crypto/bio/b_print.c in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g does not verify that a certain memory allocation succeeds, which allows remote attackers to cause a denial of service (out-of-bounds write or memory consumption) or possibly have unspecified other impact via a long string, as demonstrated by a large amount of ASN.1 data, a different vulnerability than CVE-2016-0799.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
Common Attack Pattern Enumeration and Classification (CAPEC)
- Buffer Overflow via Environment Variables This attack pattern involves causing a buffer overflow through manipulation of environment variables. Once the attacker finds that they can modify an environment variable, they may try to overflow associated buffers. This attack leverages implicit trust often placed in environment variables.
- Overflow Buffers Buffer Overflow attacks target improper or missing bounds checking on buffer operations, typically triggered by input injected by an attacker. As a consequence, an attacker is able to write past the boundaries of allocated buffer regions in memory, causing a program crash or potentially redirection of execution as per the attackers' choice.
- Client-side Injection-induced Buffer Overflow This type of attack exploits a buffer overflow vulnerability in targeted client software through injection of malicious content from a custom-built hostile service.
- Filter Failure through Buffer Overflow In this attack, the idea is to cause an active filter to fail by causing an oversized transaction. An attacker may try to feed overly long input strings to the program in an attempt to overwhelm the filter (by causing a buffer overflow) and hoping that the filter does not fail securely (i.e. the user input is let into the system unfiltered).
- MIME Conversion An attacker exploits a weakness in the MIME conversion routine to cause a buffer overflow and gain control over the mail server machine. The MIME system is designed to allow various different information formats to be interpreted and sent via e-mail. Attack points exist when data are converted to MIME compatible format and back.
Nessus
NASL family Oracle Linux Local Security Checks NASL id ORACLELINUX_ELSA-2016-0996.NASL description From Red Hat Security Advisory 2016:0996 : An update for openssl is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL last seen 2020-06-01 modified 2020-06-02 plugin id 91152 published 2016-05-16 reporter This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91152 title Oracle Linux 6 : openssl (ELSA-2016-0996) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Red Hat Security Advisory RHSA-2016:0996 and # Oracle Linux Security Advisory ELSA-2016-0996 respectively. # include("compat.inc"); if (description) { script_id(91152); script_version("2.10"); script_cvs_date("Date: 2019/09/27 13:00:37"); script_cve_id("CVE-2016-0799", "CVE-2016-2105", "CVE-2016-2106", "CVE-2016-2107", "CVE-2016-2108", "CVE-2016-2109", "CVE-2016-2842"); script_xref(name:"RHSA", value:"2016:0996"); script_name(english:"Oracle Linux 6 : openssl (ELSA-2016-0996)"); script_summary(english:"Checks rpm output for the updated packages"); script_set_attribute( attribute:"synopsis", value:"The remote Oracle Linux host is missing one or more security updates." ); script_set_attribute( attribute:"description", value: "From Red Hat Security Advisory 2016:0996 : An update for openssl is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL's I/O abstraction) inputs. An application using OpenSSL that accepts untrusted ASN.1 BIO input could be forced to allocate an excessive amount of data. (CVE-2016-2109) Red Hat would like to thank the OpenSSL project for reporting CVE-2016-2108, CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, CVE-2016-2107, and CVE-2016-0799. Upstream acknowledges Huzaifa Sidhpurwala (Red Hat), Hanno Bock, and David Benjamin (Google) as the original reporters of CVE-2016-2108; Guido Vranken as the original reporter of CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, and CVE-2016-0799; and Juraj Somorovsky as the original reporter of CVE-2016-2107." ); script_set_attribute( attribute:"see_also", value:"https://oss.oracle.com/pipermail/el-errata/2016-May/006053.html" ); script_set_attribute( attribute:"solution", value:"Update the affected openssl packages." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available"); script_set_attribute(attribute:"exploit_available", value:"true"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-perl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-static"); script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:6"); script_set_attribute(attribute:"vuln_publication_date", value:"2016/03/03"); script_set_attribute(attribute:"patch_publication_date", value:"2016/05/13"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/05/16"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Oracle Linux Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/OracleLinux", "Host/RedHat/release", "Host/RedHat/rpm-list"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("rpm.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); if (!get_kb_item("Host/OracleLinux")) audit(AUDIT_OS_NOT, "Oracle Linux"); release = get_kb_item("Host/RedHat/release"); if (isnull(release) || !pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:release)) audit(AUDIT_OS_NOT, "Oracle Linux"); os_ver = pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux) .*release ([0-9]+(\.[0-9]+)?)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Oracle Linux"); os_ver = os_ver[1]; if (! preg(pattern:"^6([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Oracle Linux 6", "Oracle Linux " + os_ver); if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Oracle Linux", cpu); flag = 0; if (rpm_check(release:"EL6", reference:"openssl-1.0.1e-48.el6_8.1")) flag++; if (rpm_check(release:"EL6", reference:"openssl-devel-1.0.1e-48.el6_8.1")) flag++; if (rpm_check(release:"EL6", reference:"openssl-perl-1.0.1e-48.el6_8.1")) flag++; if (rpm_check(release:"EL6", reference:"openssl-static-1.0.1e-48.el6_8.1")) flag++; if (flag) { if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get()); else security_hole(0); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "openssl / openssl-devel / openssl-perl / openssl-static"); }
NASL family CentOS Local Security Checks NASL id CENTOS_RHSA-2016-0722.NASL description An update for openssl is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL last seen 2020-06-01 modified 2020-06-02 plugin id 91017 published 2016-05-11 reporter This script is Copyright (C) 2016-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91017 title CentOS 7 : openssl (CESA-2016:0722) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Red Hat Security Advisory RHSA-2016:0722 and # CentOS Errata and Security Advisory 2016:0722 respectively. # include("compat.inc"); if (description) { script_id(91017); script_version("2.17"); script_cvs_date("Date: 2020/01/02"); script_cve_id("CVE-2016-0799", "CVE-2016-2105", "CVE-2016-2106", "CVE-2016-2107", "CVE-2016-2108", "CVE-2016-2109", "CVE-2016-2842"); script_xref(name:"RHSA", value:"2016:0722"); script_name(english:"CentOS 7 : openssl (CESA-2016:0722)"); script_summary(english:"Checks rpm output for the updated packages"); script_set_attribute( attribute:"synopsis", value:"The remote CentOS host is missing one or more security updates." ); script_set_attribute( attribute:"description", value: "An update for openssl is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL's I/O abstraction) inputs. An application using OpenSSL that accepts untrusted ASN.1 BIO input could be forced to allocate an excessive amount of data. (CVE-2016-2109) Red Hat would like to thank the OpenSSL project for reporting CVE-2016-2108, CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, CVE-2016-2107, and CVE-2016-0799. Upstream acknowledges Huzaifa Sidhpurwala (Red Hat), Hanno Bock, and David Benjamin (Google) as the original reporters of CVE-2016-2108; Guido Vranken as the original reporter of CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, and CVE-2016-0799; and Juraj Somorovsky as the original reporter of CVE-2016-2107." ); # https://lists.centos.org/pipermail/centos-announce/2016-May/021860.html script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?a8963b97" ); script_set_attribute( attribute:"solution", value:"Update the affected openssl packages." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2016-0799"); script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available"); script_set_attribute(attribute:"exploit_available", value:"true"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:openssl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:openssl-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:openssl-libs"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:openssl-perl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:openssl-static"); script_set_attribute(attribute:"cpe", value:"cpe:/o:centos:centos:7"); script_set_attribute(attribute:"vuln_publication_date", value:"2016/03/03"); script_set_attribute(attribute:"patch_publication_date", value:"2016/05/09"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/05/11"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2016-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"CentOS Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/CentOS/release", "Host/CentOS/rpm-list"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("rpm.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); release = get_kb_item("Host/CentOS/release"); if (isnull(release) || "CentOS" >!< release) audit(AUDIT_OS_NOT, "CentOS"); os_ver = pregmatch(pattern: "CentOS(?: Linux)? release ([0-9]+)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "CentOS"); os_ver = os_ver[1]; if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "CentOS 7.x", "CentOS " + os_ver); if (!get_kb_item("Host/CentOS/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "CentOS", cpu); flag = 0; if (rpm_check(release:"CentOS-7", cpu:"x86_64", reference:"openssl-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"CentOS-7", cpu:"x86_64", reference:"openssl-devel-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"CentOS-7", cpu:"x86_64", reference:"openssl-libs-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"CentOS-7", cpu:"x86_64", reference:"openssl-perl-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"CentOS-7", cpu:"x86_64", reference:"openssl-static-1.0.1e-51.el7_2.5")) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_HOLE, extra : rpm_report_get() ); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "openssl / openssl-devel / openssl-libs / openssl-perl / etc"); }
NASL family Oracle Linux Local Security Checks NASL id ORACLELINUX_ELSA-2016-0722.NASL description From Red Hat Security Advisory 2016:0722 : An update for openssl is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL last seen 2020-06-01 modified 2020-06-02 plugin id 91029 published 2016-05-11 reporter This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91029 title Oracle Linux 7 : openssl (ELSA-2016-0722) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Red Hat Security Advisory RHSA-2016:0722 and # Oracle Linux Security Advisory ELSA-2016-0722 respectively. # include("compat.inc"); if (description) { script_id(91029); script_version("2.15"); script_cvs_date("Date: 2019/09/27 13:00:37"); script_cve_id("CVE-2016-0799", "CVE-2016-2105", "CVE-2016-2106", "CVE-2016-2107", "CVE-2016-2108", "CVE-2016-2109", "CVE-2016-2842"); script_xref(name:"RHSA", value:"2016:0722"); script_name(english:"Oracle Linux 7 : openssl (ELSA-2016-0722)"); script_summary(english:"Checks rpm output for the updated packages"); script_set_attribute( attribute:"synopsis", value:"The remote Oracle Linux host is missing one or more security updates." ); script_set_attribute( attribute:"description", value: "From Red Hat Security Advisory 2016:0722 : An update for openssl is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL's I/O abstraction) inputs. An application using OpenSSL that accepts untrusted ASN.1 BIO input could be forced to allocate an excessive amount of data. (CVE-2016-2109) Red Hat would like to thank the OpenSSL project for reporting CVE-2016-2108, CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, CVE-2016-2107, and CVE-2016-0799. Upstream acknowledges Huzaifa Sidhpurwala (Red Hat), Hanno Bock, and David Benjamin (Google) as the original reporters of CVE-2016-2108; Guido Vranken as the original reporter of CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, and CVE-2016-0799; and Juraj Somorovsky as the original reporter of CVE-2016-2107." ); script_set_attribute( attribute:"see_also", value:"https://oss.oracle.com/pipermail/el-errata/2016-May/006014.html" ); script_set_attribute( attribute:"solution", value:"Update the affected openssl packages." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available"); script_set_attribute(attribute:"exploit_available", value:"true"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-libs"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-perl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-static"); script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:7"); script_set_attribute(attribute:"vuln_publication_date", value:"2016/03/03"); script_set_attribute(attribute:"patch_publication_date", value:"2016/05/09"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/05/11"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Oracle Linux Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/OracleLinux", "Host/RedHat/release", "Host/RedHat/rpm-list"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("rpm.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); if (!get_kb_item("Host/OracleLinux")) audit(AUDIT_OS_NOT, "Oracle Linux"); release = get_kb_item("Host/RedHat/release"); if (isnull(release) || !pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:release)) audit(AUDIT_OS_NOT, "Oracle Linux"); os_ver = pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux) .*release ([0-9]+(\.[0-9]+)?)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Oracle Linux"); os_ver = os_ver[1]; if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Oracle Linux 7", "Oracle Linux " + os_ver); if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Oracle Linux", cpu); if ("x86_64" >!< cpu) audit(AUDIT_ARCH_NOT, "x86_64", cpu); flag = 0; if (rpm_check(release:"EL7", cpu:"x86_64", reference:"openssl-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"EL7", cpu:"x86_64", reference:"openssl-devel-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"EL7", cpu:"x86_64", reference:"openssl-libs-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"EL7", cpu:"x86_64", reference:"openssl-perl-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"EL7", cpu:"x86_64", reference:"openssl-static-1.0.1e-51.el7_2.5")) flag++; if (flag) { if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get()); else security_hole(0); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "openssl / openssl-devel / openssl-libs / openssl-perl / etc"); }
NASL family CentOS Local Security Checks NASL id CENTOS_RHSA-2016-0996.NASL description An update for openssl is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL last seen 2020-06-01 modified 2020-06-02 plugin id 91171 published 2016-05-17 reporter This script is Copyright (C) 2016-2018 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91171 title CentOS 6 : openssl (CESA-2016:0996) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Red Hat Security Advisory RHSA-2016:0996 and # CentOS Errata and Security Advisory 2016:0996 respectively. # if (NASL_LEVEL < 3000) exit(0); include("compat.inc"); if (description) { script_id(91171); script_version("2.5"); script_cvs_date("Date: 2018/07/02 18:48:54"); script_cve_id("CVE-2016-0799", "CVE-2016-2105", "CVE-2016-2106", "CVE-2016-2107", "CVE-2016-2108", "CVE-2016-2109", "CVE-2016-2842"); script_xref(name:"RHSA", value:"2016:0996"); script_name(english:"CentOS 6 : openssl (CESA-2016:0996)"); script_summary(english:"Checks rpm output for the updated packages"); script_set_attribute( attribute:"synopsis", value:"The remote CentOS host is missing one or more security updates." ); script_set_attribute( attribute:"description", value: "An update for openssl is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL's I/O abstraction) inputs. An application using OpenSSL that accepts untrusted ASN.1 BIO input could be forced to allocate an excessive amount of data. (CVE-2016-2109) Red Hat would like to thank the OpenSSL project for reporting CVE-2016-2108, CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, CVE-2016-2107, and CVE-2016-0799. Upstream acknowledges Huzaifa Sidhpurwala (Red Hat), Hanno Böck, and David Benjamin (Google) as the original reporters of CVE-2016-2108; Guido Vranken as the original reporter of CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, and CVE-2016-0799; and Juraj Somorovsky as the original reporter of CVE-2016-2107." ); # http://lists.centos.org/pipermail/centos-cr-announce/2016-May/003097.html script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?b86a0c1f" ); script_set_attribute( attribute:"solution", value:"Update the affected openssl packages." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available"); script_set_attribute(attribute:"exploit_available", value:"true"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:openssl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:openssl-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:openssl-perl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:openssl-static"); script_set_attribute(attribute:"cpe", value:"cpe:/o:centos:centos:6"); script_set_attribute(attribute:"patch_publication_date", value:"2016/05/16"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/05/17"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2016-2018 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"CentOS Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/CentOS/release", "Host/CentOS/rpm-list"); exit(0); } # Temporarily disabled exit(0); include("audit.inc"); include("global_settings.inc"); include("rpm.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); if (!get_kb_item("Host/CentOS/release")) audit(AUDIT_OS_NOT, "CentOS"); if (!get_kb_item("Host/CentOS/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "CentOS", cpu); flag = 0; if (rpm_check(release:"CentOS-6", reference:"openssl-1.0.1e-48.el6_8.1")) flag++; if (rpm_check(release:"CentOS-6", reference:"openssl-devel-1.0.1e-48.el6_8.1")) flag++; if (rpm_check(release:"CentOS-6", reference:"openssl-perl-1.0.1e-48.el6_8.1")) flag++; if (rpm_check(release:"CentOS-6", reference:"openssl-static-1.0.1e-48.el6_8.1")) flag++; if (flag) { if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get()); else security_hole(0); exit(0); } else audit(AUDIT_HOST_NOT, "affected");
NASL family F5 Networks Local Security Checks NASL id F5_BIGIP_SOL22334603.NASL description The fmtstr function in crypto/bio/b_print.c in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g improperly calculates string lengths, which allows remote attackers to cause a denial of service (overflow and out-of-bounds read) or possibly have unspecified other impact via a long string, as demonstrated by a large amount of ASN.1 data, a different vulnerability than CVE-2016-2842. (CVE-2016-0799) last seen 2020-06-01 modified 2020-06-02 plugin id 92707 published 2016-08-04 reporter This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/92707 title F5 Networks BIG-IP : OpenSSL vulnerability (K22334603) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from F5 Networks BIG-IP Solution K22334603. # # The text description of this plugin is (C) F5 Networks. # include("compat.inc"); if (description) { script_id(92707); script_version("2.10"); script_cvs_date("Date: 2019/01/04 10:03:40"); script_cve_id("CVE-2016-0799", "CVE-2016-2842"); script_name(english:"F5 Networks BIG-IP : OpenSSL vulnerability (K22334603)"); script_summary(english:"Checks the BIG-IP version."); script_set_attribute( attribute:"synopsis", value:"The remote device is missing a vendor-supplied security patch." ); script_set_attribute( attribute:"description", value: "The fmtstr function in crypto/bio/b_print.c in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g improperly calculates string lengths, which allows remote attackers to cause a denial of service (overflow and out-of-bounds read) or possibly have unspecified other impact via a long string, as demonstrated by a large amount of ASN.1 data, a different vulnerability than CVE-2016-2842. (CVE-2016-0799)" ); script_set_attribute( attribute:"see_also", value:"https://support.f5.com/csp/article/K22334603" ); script_set_attribute( attribute:"solution", value: "Upgrade to one of the non-vulnerable versions listed in the F5 Solution K22334603." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available"); script_set_attribute(attribute:"exploit_available", value:"false"); script_set_attribute(attribute:"potential_vulnerability", value:"true"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_access_policy_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_advanced_firewall_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_acceleration_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_security_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_visibility_and_reporting"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_global_traffic_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_link_controller"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_local_traffic_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_policy_enforcement_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_wan_optimization_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_webaccelerator"); script_set_attribute(attribute:"cpe", value:"cpe:/h:f5:big-ip"); script_set_attribute(attribute:"cpe", value:"cpe:/h:f5:big-ip_protocol_security_manager"); script_set_attribute(attribute:"patch_publication_date", value:"2016/03/25"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/08/04"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"F5 Networks Local Security Checks"); script_dependencies("f5_bigip_detect.nbin"); script_require_keys("Host/local_checks_enabled", "Host/BIG-IP/hotfix", "Host/BIG-IP/modules", "Host/BIG-IP/version", "Settings/ParanoidReport"); exit(0); } include("f5_func.inc"); if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); version = get_kb_item("Host/BIG-IP/version"); if ( ! version ) audit(AUDIT_OS_NOT, "F5 Networks BIG-IP"); if ( isnull(get_kb_item("Host/BIG-IP/hotfix")) ) audit(AUDIT_KB_MISSING, "Host/BIG-IP/hotfix"); if ( ! get_kb_item("Host/BIG-IP/modules") ) audit(AUDIT_KB_MISSING, "Host/BIG-IP/modules"); sol = "K22334603"; vmatrix = make_array(); if (report_paranoia < 2) audit(AUDIT_PARANOID); # AFM vmatrix["AFM"] = make_array(); vmatrix["AFM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.3.0-11.5.4"); vmatrix["AFM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # AM vmatrix["AM"] = make_array(); vmatrix["AM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.4.0-11.5.4"); vmatrix["AM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # APM vmatrix["APM"] = make_array(); vmatrix["APM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.0.0-11.5.4","10.1.0-10.2.4"); vmatrix["APM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # ASM vmatrix["ASM"] = make_array(); vmatrix["ASM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.0.0-11.5.4","10.1.0-10.2.4"); vmatrix["ASM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # AVR vmatrix["AVR"] = make_array(); vmatrix["AVR"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.0.0-11.5.4"); vmatrix["AVR"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # GTM vmatrix["GTM"] = make_array(); vmatrix["GTM"]["affected" ] = make_list("11.6.0-11.6.1","11.0.0-11.5.4","10.1.0-10.2.4"); vmatrix["GTM"]["unaffected"] = make_list("11.6.1HF1","11.5.4HF2"); # LC vmatrix["LC"] = make_array(); vmatrix["LC"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.0.0-11.5.4","10.1.0-10.2.4"); vmatrix["LC"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # LTM vmatrix["LTM"] = make_array(); vmatrix["LTM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.0.0-11.5.4","10.1.0-10.2.4"); vmatrix["LTM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # PEM vmatrix["PEM"] = make_array(); vmatrix["PEM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.3.0-11.5.4"); vmatrix["PEM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); if (bigip_is_affected(vmatrix:vmatrix, sol:sol)) { if (report_verbosity > 0) security_hole(port:0, extra:bigip_report_get()); else security_hole(0); exit(0); } else { tested = bigip_get_tested_modules(); audit_extra = "For BIG-IP module(s) " + tested + ","; if (tested) audit(AUDIT_INST_VER_NOT_VULN, audit_extra, version); else audit(AUDIT_HOST_NOT, "running any of the affected modules"); }
NASL family F5 Networks Local Security Checks NASL id F5_BIGIP_SOL52349521.NASL description The doapr_outch function in crypto/bio/b_print.c in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g does not verify that a certain memory allocation succeeds, which allows remote attackers to cause a denial of service (out-of-bounds write or memory consumption) or possibly have unspecified other impact via a long string, as demonstrated by a large amount of ASN.1 data, a different vulnerability than CVE-2016-0799. (CVE-2016-2842) last seen 2020-06-01 modified 2020-06-02 plugin id 93201 published 2016-08-30 reporter This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/93201 title F5 Networks BIG-IP : OpenSSL vulnerability (K52349521) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from F5 Networks BIG-IP Solution K52349521. # # The text description of this plugin is (C) F5 Networks. # include("compat.inc"); if (description) { script_id(93201); script_version("2.9"); script_cvs_date("Date: 2019/01/04 10:03:40"); script_cve_id("CVE-2016-0799", "CVE-2016-2842"); script_name(english:"F5 Networks BIG-IP : OpenSSL vulnerability (K52349521)"); script_summary(english:"Checks the BIG-IP version."); script_set_attribute( attribute:"synopsis", value:"The remote device is missing a vendor-supplied security patch." ); script_set_attribute( attribute:"description", value: "The doapr_outch function in crypto/bio/b_print.c in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g does not verify that a certain memory allocation succeeds, which allows remote attackers to cause a denial of service (out-of-bounds write or memory consumption) or possibly have unspecified other impact via a long string, as demonstrated by a large amount of ASN.1 data, a different vulnerability than CVE-2016-0799. (CVE-2016-2842)" ); script_set_attribute( attribute:"see_also", value:"https://support.f5.com/csp/article/K52349521" ); script_set_attribute( attribute:"solution", value: "Upgrade to one of the non-vulnerable versions listed in the F5 Solution K52349521." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available"); script_set_attribute(attribute:"exploit_available", value:"false"); script_set_attribute(attribute:"potential_vulnerability", value:"true"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_access_policy_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_advanced_firewall_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_acceleration_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_security_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_visibility_and_reporting"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_global_traffic_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_link_controller"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_local_traffic_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_policy_enforcement_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_wan_optimization_manager"); script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_webaccelerator"); script_set_attribute(attribute:"cpe", value:"cpe:/h:f5:big-ip"); script_set_attribute(attribute:"cpe", value:"cpe:/h:f5:big-ip_protocol_security_manager"); script_set_attribute(attribute:"patch_publication_date", value:"2016/04/27"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/08/30"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"F5 Networks Local Security Checks"); script_dependencies("f5_bigip_detect.nbin"); script_require_keys("Host/local_checks_enabled", "Host/BIG-IP/hotfix", "Host/BIG-IP/modules", "Host/BIG-IP/version", "Settings/ParanoidReport"); exit(0); } include("f5_func.inc"); if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); version = get_kb_item("Host/BIG-IP/version"); if ( ! version ) audit(AUDIT_OS_NOT, "F5 Networks BIG-IP"); if ( isnull(get_kb_item("Host/BIG-IP/hotfix")) ) audit(AUDIT_KB_MISSING, "Host/BIG-IP/hotfix"); if ( ! get_kb_item("Host/BIG-IP/modules") ) audit(AUDIT_KB_MISSING, "Host/BIG-IP/modules"); sol = "K52349521"; vmatrix = make_array(); if (report_paranoia < 2) audit(AUDIT_PARANOID); # AFM vmatrix["AFM"] = make_array(); vmatrix["AFM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.3.0-11.5.4"); vmatrix["AFM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # AM vmatrix["AM"] = make_array(); vmatrix["AM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.4.0-11.5.4"); vmatrix["AM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # APM vmatrix["APM"] = make_array(); vmatrix["APM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.0.0-11.5.4","10.1.0-10.2.4"); vmatrix["APM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # ASM vmatrix["ASM"] = make_array(); vmatrix["ASM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.0.0-11.5.4","10.1.0-10.2.4"); vmatrix["ASM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # AVR vmatrix["AVR"] = make_array(); vmatrix["AVR"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.0.0-11.5.4"); vmatrix["AVR"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # GTM vmatrix["GTM"] = make_array(); vmatrix["GTM"]["affected" ] = make_list("11.6.0-11.6.1","11.0.0-11.5.4","10.1.0-10.2.4"); vmatrix["GTM"]["unaffected"] = make_list("11.6.1HF1","11.5.4HF2"); # LC vmatrix["LC"] = make_array(); vmatrix["LC"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.0.0-11.5.4","10.1.0-10.2.4"); vmatrix["LC"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # LTM vmatrix["LTM"] = make_array(); vmatrix["LTM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.0.0-11.5.4","10.1.0-10.2.4"); vmatrix["LTM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); # PEM vmatrix["PEM"] = make_array(); vmatrix["PEM"]["affected" ] = make_list("12.0.0-12.1.0","11.6.0-11.6.1","11.3.0-11.5.4"); vmatrix["PEM"]["unaffected"] = make_list("13.0.0","12.1.1-12.1.2","11.6.1HF1","11.5.4HF2"); if (bigip_is_affected(vmatrix:vmatrix, sol:sol)) { if (report_verbosity > 0) security_hole(port:0, extra:bigip_report_get()); else security_hole(0); exit(0); } else { tested = bigip_get_tested_modules(); audit_extra = "For BIG-IP module(s) " + tested + ","; if (tested) audit(AUDIT_INST_VER_NOT_VULN, audit_extra, version); else audit(AUDIT_HOST_NOT, "running any of the affected modules"); }
NASL family Red Hat Local Security Checks NASL id REDHAT-RHSA-2016-2073.NASL description An update for openssl is now available for Red Hat Enterprise Linux 6.7 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL last seen 2020-06-01 modified 2020-06-02 plugin id 94105 published 2016-10-18 reporter This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/94105 title RHEL 6 : openssl (RHSA-2016:2073) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Red Hat Security Advisory RHSA-2016:2073. The text # itself is copyright (C) Red Hat, Inc. # include("compat.inc"); if (description) { script_id(94105); script_version("2.9"); script_cvs_date("Date: 2019/10/24 15:35:42"); script_cve_id("CVE-2016-0799", "CVE-2016-2105", "CVE-2016-2106", "CVE-2016-2107", "CVE-2016-2108", "CVE-2016-2109", "CVE-2016-2842"); script_xref(name:"RHSA", value:"2016:2073"); script_name(english:"RHEL 6 : openssl (RHSA-2016:2073)"); script_summary(english:"Checks the rpm output for the updated packages"); script_set_attribute( attribute:"synopsis", value:"The remote Red Hat host is missing one or more security updates." ); script_set_attribute( attribute:"description", value: "An update for openssl is now available for Red Hat Enterprise Linux 6.7 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL's I/O abstraction) inputs. An application using OpenSSL that accepts untrusted ASN.1 BIO input could be forced to allocate an excessive amount of data. (CVE-2016-2109) Red Hat would like to thank the OpenSSL project for reporting CVE-2016-2108, CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, CVE-2016-2107, and CVE-2016-0799. Upstream acknowledges Huzaifa Sidhpurwala (Red Hat), Hanno Bock, and David Benjamin (Google) as the original reporters of CVE-2016-2108; Guido Vranken as the original reporter of CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, and CVE-2016-0799; and Juraj Somorovsky as the original reporter of CVE-2016-2107." ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2016:2073" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-0799" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2105" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2106" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2107" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2108" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2109" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2842" ); script_set_attribute(attribute:"solution", value:"Update the affected packages."); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available"); script_set_attribute(attribute:"exploit_available", value:"true"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl-perl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl-static"); script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:6.7"); script_set_attribute(attribute:"vuln_publication_date", value:"2016/03/03"); script_set_attribute(attribute:"patch_publication_date", value:"2016/10/18"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/10/18"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Red Hat Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/cpu"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("misc_func.inc"); include("rpm.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); release = get_kb_item("Host/RedHat/release"); if (isnull(release) || "Red Hat" >!< release) audit(AUDIT_OS_NOT, "Red Hat"); os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Red Hat"); os_ver = os_ver[1]; if (! preg(pattern:"^6\.7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Red Hat 6.7", "Red Hat " + os_ver); if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$" && "s390" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Red Hat", cpu); yum_updateinfo = get_kb_item("Host/RedHat/yum-updateinfo"); if (!empty_or_null(yum_updateinfo)) { rhsa = "RHSA-2016:2073"; yum_report = redhat_generate_yum_updateinfo_report(rhsa:rhsa); if (!empty_or_null(yum_report)) { security_report_v4( port : 0, severity : SECURITY_HOLE, extra : yum_report ); exit(0); } else { audit_message = "affected by Red Hat security advisory " + rhsa; audit(AUDIT_OS_NOT, audit_message); } } else { flag = 0; if (rpm_check(release:"RHEL6", sp:"7", reference:"openssl-1.0.1e-42.el6_7.5")) flag++; if (rpm_check(release:"RHEL6", sp:"7", reference:"openssl-debuginfo-1.0.1e-42.el6_7.5")) flag++; if (rpm_check(release:"RHEL6", sp:"7", reference:"openssl-devel-1.0.1e-42.el6_7.5")) flag++; if (rpm_check(release:"RHEL6", sp:"7", cpu:"i686", reference:"openssl-perl-1.0.1e-42.el6_7.5")) flag++; if (rpm_check(release:"RHEL6", sp:"7", cpu:"s390x", reference:"openssl-perl-1.0.1e-42.el6_7.5")) flag++; if (rpm_check(release:"RHEL6", sp:"7", cpu:"x86_64", reference:"openssl-perl-1.0.1e-42.el6_7.5")) flag++; if (rpm_check(release:"RHEL6", sp:"7", cpu:"i686", reference:"openssl-static-1.0.1e-42.el6_7.5")) flag++; if (rpm_check(release:"RHEL6", sp:"7", cpu:"s390x", reference:"openssl-static-1.0.1e-42.el6_7.5")) flag++; if (rpm_check(release:"RHEL6", sp:"7", cpu:"x86_64", reference:"openssl-static-1.0.1e-42.el6_7.5")) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_HOLE, extra : rpm_report_get() + redhat_report_package_caveat() ); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "openssl / openssl-debuginfo / openssl-devel / openssl-perl / etc"); } }
NASL family Web Servers NASL id HPSMH_7_5_5.NASL description According to its banner, the version of HP System Management Homepage (SMH) hosted on the remote web server is affected by the following vulnerabilities : - A denial of service vulnerability exists in the Apache HTTP Server due to the lack of the mod_reqtimeout module. An unauthenticated, remote attacker can exploit this, via a saturation of partial HTTP requests, to cause a daemon outage. (CVE-2007-6750) - A cross-site scripting (XSS) vulnerability exists in jQuery when using location.hash to select elements. An unauthenticated, remote attacker can exploit this, via a specially crafted tag, to inject arbitrary script code or HTML into the user last seen 2020-06-01 modified 2020-06-02 plugin id 91222 published 2016-05-18 reporter This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91222 title HP System Management Homepage Multiple Vulnerabilities (HPSBMU03593) code # # (C) Tenable Network Security, Inc. # include("compat.inc"); if (description) { script_id(91222); script_version("1.8"); script_cvs_date("Date: 2019/11/19"); script_cve_id( "CVE-2007-6750", "CVE-2011-4969", "CVE-2015-3194", "CVE-2015-3195", "CVE-2015-3237", "CVE-2015-7995", "CVE-2015-8035", "CVE-2016-0705", "CVE-2016-0799", "CVE-2016-2015", "CVE-2016-2842" ); script_bugtraq_id( 21865, 58458, 75387, 77325, 77390, 78623, 78626 ); script_xref(name:"HP", value:"emr_na-c05111017"); script_xref(name:"HP", value:"HPSBMU03593"); script_name(english:"HP System Management Homepage Multiple Vulnerabilities (HPSBMU03593)"); script_summary(english:"Performs a banner check."); script_set_attribute(attribute:"synopsis", value: "The remote web server is affected by multiple vulnerabilities."); script_set_attribute(attribute:"description", value: "According to its banner, the version of HP System Management Homepage (SMH) hosted on the remote web server is affected by the following vulnerabilities : - A denial of service vulnerability exists in the Apache HTTP Server due to the lack of the mod_reqtimeout module. An unauthenticated, remote attacker can exploit this, via a saturation of partial HTTP requests, to cause a daemon outage. (CVE-2007-6750) - A cross-site scripting (XSS) vulnerability exists in jQuery when using location.hash to select elements. An unauthenticated, remote attacker can exploit this, via a specially crafted tag, to inject arbitrary script code or HTML into the user's browser session. (CVE-2011-4969) - A NULL pointer dereference flaw exists in file rsa_ameth.c due to improper handling of ASN.1 signatures that are missing the PSS parameter. A remote attacker can exploit this to cause the signature verification routine to crash, resulting in a denial of service condition. (CVE-2015-3194) - A flaw exists in the ASN1_TFLG_COMBINE implementation in file tasn_dec.c related to handling malformed X509_ATTRIBUTE structures. A remote attacker can exploit this to cause a memory leak by triggering a decoding failure in a PKCS#7 or CMS application, resulting in a denial of service. (CVE-2015-3195) - An out-of-bounds read error exists in cURL and libcurl within the smb_request_state() function due to improper bounds checking. An unauthenticated, remote attacker can exploit this, using a malicious SMB server and crafted length and offset values, to disclose sensitive memory information or to cause a denial of service condition. (CVE-2015-3237) - A flaw exists in libxslt in the xsltStylePreCompute() function within file preproc.c due to a failure to check if the parent node is an element. An unauthenticated, remote attacker can exploit this, via a specially crafted XML file, to cause a denial of service condition. (CVE-2015-7995) - An infinite loop condition exists in the xz_decomp() function within file xzlib.c when handling xz compressed XML content due to a failure to detect compression errors. An unauthenticated, remote attacker can exploit this, via specially crafted XML data, to cause a denial of service condition. (CVE-2015-8035) - A double-free error exists due to improper validation of user-supplied input when parsing malformed DSA private keys. A remote attacker can exploit this to corrupt memory, resulting in a denial of service condition or the execution of arbitrary code. (CVE-2016-0705) - An out-of-bounds read error exists in the fmtstr() function within file crypto/bio/b_print.c when printing very long strings due to a failure to properly calculate string lengths. An unauthenticated, remote attacker can exploit this, via a long string, to cause a denial of service condition, as demonstrated by a large amount of ASN.1 data. (CVE-2016-0799) - An unspecified flaw exists that allows a local attacker to impact the confidentiality and integrity of the system. No other details are available. (CVE-2016-2015) - A flaw exists in the doapr_outch() function within file crypto/bio/b_print.c due to a failure to verify that a certain memory allocation succeeds. An unauthenticated, remote attacker can exploit this, via a long string, to cause a denial of service condition, as demonstrated by a large amount of ASN.1 data. (CVE-2016-2842)"); # https://support.hpe.com/hpsc/doc/public/display?docId=emr_na-c05111017 script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?8d21af70"); script_set_attribute(attribute:"solution", value: "Upgrade to HP System Management Homepage version 7.5.5 or later."); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2016-2842"); script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available"); script_set_attribute(attribute:"exploit_available", value:"false"); script_set_attribute(attribute:"vuln_publication_date", value:"2007/01/03"); script_set_attribute(attribute:"patch_publication_date", value:"2016/05/04"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/05/18"); script_set_attribute(attribute:"plugin_type", value:"remote"); script_set_attribute(attribute:"cpe", value:"cpe:/a:hp:system_management_homepage"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_family(english:"Web Servers"); script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_dependencies("compaq_wbem_detect.nasl", "os_fingerprint.nasl"); script_require_keys("www/hp_smh"); script_require_ports("Services/www", 2301, 2381); exit(0); } include("audit.inc"); include("global_settings.inc"); include("misc_func.inc"); include("http.inc"); include("webapp_func.inc"); # Only Linux and Windows are affected -- HP-UX is not mentioned if (report_paranoia < 2) { os = get_kb_item_or_exit("Host/OS"); if ("Windows" >!< os && "Linux" >!< os) audit(AUDIT_OS_NOT, "Windows or Linux", os); } port = get_http_port(default:2381, embedded:TRUE); install = get_install_from_kb(appname:'hp_smh', port:port, exit_on_fail:TRUE); dir = install['dir']; version = install['ver']; prod = get_kb_item_or_exit("www/"+port+"/hp_smh/variant"); if (version == UNKNOWN_VER) audit(AUDIT_UNKNOWN_WEB_APP_VER, prod, build_url(port:port, qs:dir+"/") ); # nb: 'version' can have non-numeric characters in it so we'll create # an alternate form and make sure that's safe for use in 'ver_compare()'. version_alt = ereg_replace(pattern:"[_-]", replace:".", string:version); if (!ereg(pattern:"^[0-9][0-9.]+$", string:version_alt)) audit(AUDIT_VER_FORMAT, version); if ( ver_compare(ver:version_alt, fix:"7.5.5", strict:FALSE) == -1 ) { source_line = get_kb_item("www/"+port+"/hp_smh/source"); report = '\n Product : ' + prod; if (!isnull(source_line)) report += '\n Version source : ' + source_line; report_items = make_array( "Installed version", version, "Fixed version", "7.5.5" ); order = make_list("Installed version", "Fixed version"); report += report_items_str(report_items:report_items, ordered_fields:order); security_report_v4(severity:SECURITY_HOLE, port:port, extra:report, xss:TRUE); exit(0); } else audit(AUDIT_LISTEN_NOT_VULN, prod, port, version);
NASL family Red Hat Local Security Checks NASL id REDHAT-RHSA-2016-0722.NASL description An update for openssl is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL last seen 2020-06-01 modified 2020-06-02 plugin id 91033 published 2016-05-11 reporter This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91033 title RHEL 7 : openssl (RHSA-2016:0722) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Red Hat Security Advisory RHSA-2016:0722. The text # itself is copyright (C) Red Hat, Inc. # include("compat.inc"); if (description) { script_id(91033); script_version("2.20"); script_cvs_date("Date: 2019/10/24 15:35:41"); script_cve_id("CVE-2016-0799", "CVE-2016-2105", "CVE-2016-2106", "CVE-2016-2107", "CVE-2016-2108", "CVE-2016-2109", "CVE-2016-2842"); script_xref(name:"RHSA", value:"2016:0722"); script_name(english:"RHEL 7 : openssl (RHSA-2016:0722)"); script_summary(english:"Checks the rpm output for the updated packages"); script_set_attribute( attribute:"synopsis", value:"The remote Red Hat host is missing one or more security updates." ); script_set_attribute( attribute:"description", value: "An update for openssl is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL's I/O abstraction) inputs. An application using OpenSSL that accepts untrusted ASN.1 BIO input could be forced to allocate an excessive amount of data. (CVE-2016-2109) Red Hat would like to thank the OpenSSL project for reporting CVE-2016-2108, CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, CVE-2016-2107, and CVE-2016-0799. Upstream acknowledges Huzaifa Sidhpurwala (Red Hat), Hanno Bock, and David Benjamin (Google) as the original reporters of CVE-2016-2108; Guido Vranken as the original reporter of CVE-2016-2842, CVE-2016-2105, CVE-2016-2106, and CVE-2016-0799; and Juraj Somorovsky as the original reporter of CVE-2016-2107." ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2016:0722" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-0799" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2105" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2106" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2107" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2108" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2109" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2016-2842" ); script_set_attribute(attribute:"solution", value:"Update the affected packages."); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"); script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available"); script_set_attribute(attribute:"exploit_available", value:"true"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl-libs"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl-perl"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssl-static"); script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7"); script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.2"); script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.3"); script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.4"); script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.5"); script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.6"); script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7.7"); script_set_attribute(attribute:"vuln_publication_date", value:"2016/03/03"); script_set_attribute(attribute:"patch_publication_date", value:"2016/05/09"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/05/11"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Red Hat Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/cpu"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("misc_func.inc"); include("rpm.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); release = get_kb_item("Host/RedHat/release"); if (isnull(release) || "Red Hat" >!< release) audit(AUDIT_OS_NOT, "Red Hat"); os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Red Hat"); os_ver = os_ver[1]; if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Red Hat 7.x", "Red Hat " + os_ver); if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$" && "s390" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Red Hat", cpu); yum_updateinfo = get_kb_item("Host/RedHat/yum-updateinfo"); if (!empty_or_null(yum_updateinfo)) { rhsa = "RHSA-2016:0722"; yum_report = redhat_generate_yum_updateinfo_report(rhsa:rhsa); if (!empty_or_null(yum_report)) { security_report_v4( port : 0, severity : SECURITY_HOLE, extra : yum_report ); exit(0); } else { audit_message = "affected by Red Hat security advisory " + rhsa; audit(AUDIT_OS_NOT, audit_message); } } else { flag = 0; if (rpm_check(release:"RHEL7", cpu:"s390x", reference:"openssl-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"RHEL7", cpu:"x86_64", reference:"openssl-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"RHEL7", reference:"openssl-debuginfo-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"RHEL7", reference:"openssl-devel-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"RHEL7", reference:"openssl-libs-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"RHEL7", cpu:"s390x", reference:"openssl-perl-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"RHEL7", cpu:"x86_64", reference:"openssl-perl-1.0.1e-51.el7_2.5")) flag++; if (rpm_check(release:"RHEL7", reference:"openssl-static-1.0.1e-51.el7_2.5")) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_HOLE, extra : rpm_report_get() + redhat_report_package_caveat() ); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "openssl / openssl-debuginfo / openssl-devel / openssl-libs / etc"); } }
NASL family Scientific Linux Local Security Checks NASL id SL_20160509_OPENSSL_ON_SL7_X.NASL description Security Fix(es) : - A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) - Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) - It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) - Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) - A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL last seen 2020-03-18 modified 2016-05-11 plugin id 91041 published 2016-05-11 reporter This script is Copyright (C) 2016-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91041 title Scientific Linux Security Update : openssl on SL7.x x86_64 (20160509) NASL family Red Hat Local Security Checks NASL id REDHAT-RHSA-2016-0996.NASL description An update for openssl is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es) : * A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) * Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) * It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) * Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) * A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL last seen 2020-06-01 modified 2020-06-02 plugin id 91037 published 2016-05-11 reporter This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91037 title RHEL 6 : openssl (RHSA-2016:0996) NASL family Scientific Linux Local Security Checks NASL id SL_20160510_OPENSSL_ON_SL6_X.NASL description Security Fix(es) : - A flaw was found in the way OpenSSL encoded certain ASN.1 data structures. An attacker could use this flaw to create a specially crafted certificate which, when verified or re-encoded by OpenSSL, could cause it to crash, or execute arbitrary code using the permissions of the user running an application compiled against the OpenSSL library. (CVE-2016-2108) - Two integer overflow flaws, leading to buffer overflows, were found in the way the EVP_EncodeUpdate() and EVP_EncryptUpdate() functions of OpenSSL parsed very large amounts of input data. A remote attacker could use these flaws to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application. (CVE-2016-2105, CVE-2016-2106) - It was discovered that OpenSSL leaked timing information when decrypting TLS/SSL and DTLS protocol encrypted records when the connection used the AES CBC cipher suite and the server supported AES-NI. A remote attacker could possibly use this flaw to retrieve plain text from encrypted packets by using a TLS/SSL or DTLS server as a padding oracle. (CVE-2016-2107) - Several flaws were found in the way BIO_*printf functions were implemented in OpenSSL. Applications which passed large amounts of untrusted data through these functions could crash or potentially execute code with the permissions of the user running such an application. (CVE-2016-0799, CVE-2016-2842) - A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL last seen 2020-03-18 modified 2016-06-09 plugin id 91541 published 2016-06-09 reporter This script is Copyright (C) 2016-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91541 title Scientific Linux Security Update : openssl on SL6.x i386/x86_64 (20160510) NASL family Debian Local Security Checks NASL id DEBIAN_DSA-3500.NASL description Several vulnerabilities were discovered in OpenSSL, a Secure Socket Layer toolkit. - CVE-2016-0702 Yuval Yarom from the University of Adelaide and NICTA, Daniel Genkin from Technion and Tel Aviv University, and Nadia Heninger from the University of Pennsylvania discovered a side-channel attack which makes use of cache-bank conflicts on the Intel Sandy-Bridge microarchitecture. This could allow local attackers to recover RSA private keys. - CVE-2016-0705 Adam Langley from Google discovered a double free bug when parsing malformed DSA private keys. This could allow remote attackers to cause a denial of service or memory corruption in applications parsing DSA private keys received from untrusted sources. - CVE-2016-0797 Guido Vranken discovered an integer overflow in the BN_hex2bn and BN_dec2bn functions that can lead to a NULL pointer dereference and heap corruption. This could allow remote attackers to cause a denial of service or memory corruption in applications processing hex or dec data received from untrusted sources. - CVE-2016-0798 Emilia Kasper of the OpenSSL development team discovered a memory leak in the SRP database lookup code. To mitigate the memory leak, the seed handling in SRP_VBASE_get_by_user is now disabled even if the user has configured a seed. Applications are advised to migrate to the SRP_VBASE_get1_by_user function. - CVE-2016-0799, CVE-2016-2842 Guido Vranken discovered an integer overflow in the BIO_*printf functions that could lead to an OOB read when printing very long strings. Additionally the internal doapr_outch function can attempt to write to an arbitrary memory location in the event of a memory allocation failure. These issues will only occur on platforms where sizeof(size_t) > sizeof(int) like many 64 bit systems. This could allow remote attackers to cause a denial of service or memory corruption in applications that pass large amounts of untrusted data to the BIO_*printf functions. Additionally the EXPORT and LOW ciphers were disabled since thay could be used as part of the DROWN (CVE-2016-0800 ) and SLOTH (CVE-2015-7575 ) attacks, but note that the oldstable (wheezy) and stable (jessie) distributions are not affected by those attacks since the SSLv2 protocol has already been dropped in the openssl package version 1.0.0c-2. last seen 2020-06-01 modified 2020-06-02 plugin id 89061 published 2016-03-02 reporter This script is Copyright (C) 2016-2018 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/89061 title Debian DSA-3500-1 : openssl - security update NASL family AIX Local Security Checks NASL id AIX_OPENSSL_ADVISORY18.NASL description The version of OpenSSL installed on the remote AIX host is affected by the following vulnerabilities : - A key disclosure vulnerability exists due to improper handling of cache-bank conflicts on the Intel Sandy-bridge microarchitecture. An attacker can exploit this to gain access to RSA key information. (CVE-2016-0702) - A double-free error exists due to improper validation of user-supplied input when parsing malformed DSA private keys. A remote attacker can exploit this to corrupt memory, resulting in a denial of service condition or the execution of arbitrary code. (CVE-2016-0705) - A NULL pointer dereference flaw exists in the BN_hex2bn() and BN_dec2bn() functions. A remote attacker can exploit this to trigger a heap corruption, resulting in the execution of arbitrary code. (CVE-2016-0797) - A denial of service vulnerability exists due to improper handling of invalid usernames. A remote attacker can exploit this, via a specially crafted username, to leak 300 bytes of memory per connection, exhausting available memory resources. (CVE-2016-0798) - Multiple memory corruption issues exist that allow a remote attacker to cause a denial of service condition or the execution of arbitrary code. (CVE-2016-0799) - A flaw exists that allows a cross-protocol Bleichenbacher padding oracle attack known as DROWN (Decrypting RSA with Obsolete and Weakened eNcryption). This vulnerability exists due to a flaw in the Secure Sockets Layer Version 2 (SSLv2) implementation, and it allows captured TLS traffic to be decrypted. A man-in-the-middle attacker can exploit this to decrypt the TLS connection by utilizing previously captured traffic and weak cryptography along with a series of specially crafted connections to an SSLv2 server that uses the same private key. (CVE-2016-0800) - A denial of service vulnerability exists due to improper verification of memory allocation by the doapr_outch() function in file crypto/bio/b_print.c. A remote attacker can exploit this, via a specially crafted string, to write data out-of-bounds or exhaust memory resources or possibly have other unspecified impact. (CVE-2016-2842) last seen 2020-06-01 modified 2020-06-02 plugin id 90448 published 2016-04-13 reporter This script is Copyright (C) 2016-2018 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/90448 title AIX OpenSSL Advisory : openssl_advisory18.asc / openssl_advisory19.asc (DROWN) NASL family Huawei Local Security Checks NASL id EULEROS_SA-2019-2217.NASL description According to the versions of the openssl098e package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - An integer overflow flaw, leading to a buffer overflow, was found in the way the EVP_EncodeUpdate() function of OpenSSL parsed very large amounts of input data. A remote attacker could use this flaw to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application.(CVE-2016-2105) - An integer overflow flaw, leading to a buffer overflow, was found in the way the EVP_EncryptUpdate() function of OpenSSL parsed very large amounts of input data. A remote attacker could use this flaw to crash an application using OpenSSL or, possibly, execute arbitrary code with the permissions of the user running that application.(CVE-2016-2106) - A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL last seen 2020-05-08 modified 2019-11-08 plugin id 130679 published 2019-11-08 reporter This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/130679 title EulerOS 2.0 SP5 : openssl098e (EulerOS-SA-2019-2217) NASL family Amazon Linux Local Security Checks NASL id ALA_ALAS-2016-661.NASL description A padding oracle flaw was found in the Secure Sockets Layer version 2.0 (SSLv2) protocol. An attacker can potentially use this flaw to decrypt RSA-encrypted cipher text from a connection using a newer SSL/TLS protocol version, allowing them to decrypt such connections. This cross-protocol attack is publicly referred to as DROWN (CVE-2016-0800). Prior to this advisory, SSLv2 has been disabled by default in OpenSSL on the Amazon Linux AMI. However, application configurations may still re-enable SSLv2. A flaw was found in the way TLS 1.2 could use the MD5 hash function for signing ServerKeyExchange and Client Authentication packets during a TLS handshake. A man-in-the-middle attacker able to force a TLS connection to use the MD5 hash function could use this flaw to conduct collision attacks to impersonate a TLS server or an authenticated TLS client. (CVE-2015-7575 , Medium) A flaw was found in the way malicious SSLv2 clients could negotiate SSLv2 ciphers that have been disabled on the server. This could result in weak SSLv2 ciphers being used for SSLv2 connections, making them vulnerable to man-in-the-middle attacks. (CVE-2015-3197 , Low) A side-channel attack was found that makes use of cache-bank conflicts on the Intel Sandy-Bridge microarchitecture. An attacker who has the ability to control code in a thread running on the same hyper-threaded core as the victim last seen 2020-06-01 modified 2020-06-02 plugin id 89842 published 2016-03-11 reporter This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/89842 title Amazon Linux AMI : openssl (ALAS-2016-661) (DROWN) (SLOTH)
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References
- http://marc.info/?l=bugtraq&m=145983526810210&w=2
- http://marc.info/?l=bugtraq&m=145983526810210&w=2
- http://marc.info/?l=bugtraq&m=146108058503441&w=2
- http://marc.info/?l=bugtraq&m=146108058503441&w=2
- http://openssl.org/news/secadv/20160301.txt
- http://openssl.org/news/secadv/20160301.txt
- http://rhn.redhat.com/errata/RHSA-2016-0722.html
- http://rhn.redhat.com/errata/RHSA-2016-0722.html
- http://rhn.redhat.com/errata/RHSA-2016-0996.html
- http://rhn.redhat.com/errata/RHSA-2016-0996.html
- http://rhn.redhat.com/errata/RHSA-2016-2073.html
- http://rhn.redhat.com/errata/RHSA-2016-2073.html
- http://rhn.redhat.com/errata/RHSA-2016-2957.html
- http://rhn.redhat.com/errata/RHSA-2016-2957.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
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