Vulnerabilities > CVE-2016-7099 - Data Processing Errors vulnerability in multiple products
Attack vector
NETWORK Attack complexity
HIGH Privileges required
NONE Confidentiality impact
NONE Integrity impact
HIGH Availability impact
NONE Summary
The tls.checkServerIdentity function in Node.js 0.10.x before 0.10.47, 0.12.x before 0.12.16, 4.x before 4.6.0, and 6.x before 6.7.0 does not properly handle wildcards in name fields of X.509 certificates, which allows man-in-the-middle attackers to spoof servers via a crafted certificate.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
Common Attack Pattern Enumeration and Classification (CAPEC)
- 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.
- XML Nested Payloads Applications often need to transform data in and out of the XML format by using an XML parser. It may be possible for an attacker to inject data that may have an adverse effect on the XML parser when it is being processed. By nesting XML data and causing this data to be continuously self-referential, an attacker can cause the XML parser to consume more resources while processing, causing excessive memory consumption and CPU utilization. An attacker's goal is to leverage parser failure to his or her advantage. In most cases this type of an attack will result in a denial of service due to an application becoming unstable, freezing, or crash. However it may be possible to cause a crash resulting in arbitrary code execution, leading to a jump from the data plane to the control plane [R.230.1].
- XML Oversized Payloads Applications often need to transform data in and out of the XML format by using an XML parser. It may be possible for an attacker to inject data that may have an adverse effect on the XML parser when it is being processed. By supplying oversized payloads in input vectors that will be processed by the XML parser, an attacker can cause the XML parser to consume more resources while processing, causing excessive memory consumption and CPU utilization, and potentially cause execution of arbitrary code. An attacker's goal is to leverage parser failure to his or her advantage. In many cases this type of an attack will result in a denial of service due to an application becoming unstable, freezing, or crash. However it is possible to cause a crash resulting in arbitrary code execution, leading to a jump from the data plane to the control plane [R.231.1].
- XML Client-Side Attack Client applications such as web browsers that process HTML data often need to transform data in and out of the XML format by using an XML parser. It may be possible for an attacker to inject data that may have an adverse effect on the XML parser when it is being processed. These adverse effects may include the parser crashing, consuming too much of a resource, executing too slowly, executing code supplied by an attacker, allowing usage of unintended system functionality, etc. An attacker's goal is to leverage parser failure to his or her advantage. In some cases it may be possible to jump from the data plane to the control plane via bad data being passed to an XML parser. [R.484.1]
- XML Parser Attack Applications often need to transform data in and out of the XML format by using an XML parser. It may be possible for an attacker to inject data that may have an adverse effect on the XML parser when it is being processed. These adverse effects may include the parser crashing, consuming too much of a resource, executing too slowly, executing code supplied by an attacker, allowing usage of unintended system functionality, etc. An attacker's goal is to leverage parser failure to his or her advantage. In some cases it may be possible to jump from the data plane to the control plane via bad data being passed to an XML parser. [R.99.1]
Nessus
NASL family Fedora Local Security Checks NASL id FEDORA_2016-43FF70C6B1.NASL description https://nodejs.org/en/blog/release/v6.7.0/ Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-05 modified 2016-11-15 plugin id 94798 published 2016-11-15 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/94798 title Fedora 25 : 1:nodejs (2016-43ff70c6b1) code #%NASL_MIN_LEVEL 80502 # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Fedora Security Advisory FEDORA-2016-43ff70c6b1. # include("compat.inc"); if (description) { script_id(94798); script_version("2.3"); script_set_attribute(attribute:"plugin_modification_date", value:"2020/06/04"); script_cve_id("CVE-2016-7099"); script_xref(name:"FEDORA", value:"2016-43ff70c6b1"); script_name(english:"Fedora 25 : 1:nodejs (2016-43ff70c6b1)"); script_summary(english:"Checks rpm output for the updated package."); script_set_attribute( attribute:"synopsis", value:"The remote Fedora host is missing a security update." ); script_set_attribute( attribute:"description", value: "https://nodejs.org/en/blog/release/v6.7.0/ Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues." ); script_set_attribute( attribute:"see_also", value:"https://bodhi.fedoraproject.org/updates/FEDORA-2016-43ff70c6b1" ); script_set_attribute( attribute:"solution", value:"Update the affected 1:nodejs package." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:1:nodejs"); script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:25"); script_set_attribute(attribute:"vuln_publication_date", value:"2016/10/10"); script_set_attribute(attribute:"patch_publication_date", value:"2016/10/09"); script_set_attribute(attribute:"plugin_publication_date", value:"2016/11/15"); 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:"Fedora Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "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); release = get_kb_item("Host/RedHat/release"); if (isnull(release) || "Fedora" >!< release) audit(AUDIT_OS_NOT, "Fedora"); os_ver = pregmatch(pattern: "Fedora.*release ([0-9]+)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora"); os_ver = os_ver[1]; if (! preg(pattern:"^25([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 25", "Fedora " + os_ver); if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu); flag = 0; if (rpm_check(release:"FC25", reference:"nodejs-6.7.0-107.fc25", epoch:"1")) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_WARNING, 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, "1:nodejs"); }
NASL family SuSE Local Security Checks NASL id SUSE_SU-2016-2470-1.NASL description This update brings the new upstream nodejs LTS version 4.6.0, fixing bugs and security issues : - Nodejs embedded openssl version update + upgrade to 1.0.2j (CVE-2016-6304, CVE-2016-2183, CVE-2016-2178, CVE-2016-6306, CVE-2016-7052) + remove support for dynamic 3rd party engine modules - http: Properly validate for allowable characters in input user data. This introduces a new case where throw may occur when configuring HTTP responses, users should already be adopting try/catch here. (CVE-2016-5325, bsc#985201) - tls: properly validate wildcard certificates (CVE-2016-7099, bsc#1001652) - buffer: Zero-fill excess bytes in new Buffer objects created with Buffer.concat() Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-03-24 modified 2019-01-02 plugin id 119982 published 2019-01-02 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/119982 title SUSE SLES12 Security Update : nodejs4 (SUSE-SU-2016:2470-1) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from SUSE update advisory SUSE-SU-2016:2470-1. # The text itself is copyright (C) SUSE. # include("compat.inc"); if (description) { script_id(119982); script_version("1.3"); script_set_attribute(attribute:"plugin_modification_date", value:"2020/03/23"); script_cve_id("CVE-2016-2178", "CVE-2016-2183", "CVE-2016-5325", "CVE-2016-6304", "CVE-2016-6306", "CVE-2016-7052", "CVE-2016-7099"); script_name(english:"SUSE SLES12 Security Update : nodejs4 (SUSE-SU-2016:2470-1)"); script_summary(english:"Checks rpm output for the updated packages."); script_set_attribute( attribute:"synopsis", value:"The remote SUSE host is missing one or more security updates." ); script_set_attribute( attribute:"description", value: "This update brings the new upstream nodejs LTS version 4.6.0, fixing bugs and security issues : - Nodejs embedded openssl version update + upgrade to 1.0.2j (CVE-2016-6304, CVE-2016-2183, CVE-2016-2178, CVE-2016-6306, CVE-2016-7052) + remove support for dynamic 3rd party engine modules - http: Properly validate for allowable characters in input user data. This introduces a new case where throw may occur when configuring HTTP responses, users should already be adopting try/catch here. (CVE-2016-5325, bsc#985201) - tls: properly validate wildcard certificates (CVE-2016-7099, bsc#1001652) - buffer: Zero-fill excess bytes in new Buffer objects created with Buffer.concat() Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues." ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1001652" ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=985201" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2016-2178/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2016-2183/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2016-5325/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2016-6304/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2016-6306/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2016-7052/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2016-7099/" ); # https://www.suse.com/support/update/announcement/2016/suse-su-20162470-1/ script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?20d40afc" ); script_set_attribute( attribute:"solution", value: "To install this SUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product : SUSE Linux Enterprise Module for Web Scripting 12:zypper in -t patch SUSE-SLE-Module-Web-Scripting-12-2016-1439=1 To bring your system up-to-date, use 'zypper patch'." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N"); 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:N/A:N"); script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2016-2183"); 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:novell:suse_linux:nodejs4"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:nodejs4-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:nodejs4-debugsource"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:nodejs4-devel"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:npm4"); script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:12"); script_set_attribute(attribute:"vuln_publication_date", value:"2016/06/20"); script_set_attribute(attribute:"patch_publication_date", value:"2016/10/06"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/01/02"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"SuSE Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/SuSE/release", "Host/SuSE/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/SuSE/release"); if (isnull(release) || release !~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "SUSE"); os_ver = pregmatch(pattern: "^(SLE(S|D)\d+)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "SUSE"); os_ver = os_ver[1]; if (! preg(pattern:"^(SLES12)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLES12", "SUSE " + os_ver); if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SUSE " + os_ver, cpu); if (cpu >!< "x86_64") audit(AUDIT_ARCH_NOT, "x86_64", cpu); sp = get_kb_item("Host/SuSE/patchlevel"); if (isnull(sp)) sp = "0"; if (os_ver == "SLES12" && (! preg(pattern:"^(0)$", string:sp))) audit(AUDIT_OS_NOT, "SLES12 SP0", os_ver + " SP" + sp); flag = 0; if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"nodejs4-4.6.0-8.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"nodejs4-debuginfo-4.6.0-8.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"nodejs4-debugsource-4.6.0-8.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"nodejs4-devel-4.6.0-8.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"npm4-4.6.0-8.1")) flag++; if (flag) { if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get()); else security_warning(0); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "nodejs4"); }
NASL family SuSE Local Security Checks NASL id OPENSUSE-2016-1172.NASL description This update brings the new upstream nodejs LTS version 4.6.0, fixing bugs and security issues : - Nodejs embedded openssl version update + upgrade to 1.0.2j (CVE-2016-6304, CVE-2016-2183, CVE-2016-2178, CVE-2016-6306, CVE-2016-7052) + remove support for dynamic 3rd party engine modules - http: Properly validate for allowable characters in input user data. This introduces a new case where throw may occur when configuring HTTP responses, users should already be adopting try/catch here. (CVE-2016-5325, bsc#985201) - tls: properly validate wildcard certificates (CVE-2016-7099, bsc#1001652) - buffer: Zero-fill excess bytes in new Buffer objects created with Buffer.concat() last seen 2020-06-05 modified 2016-10-12 plugin id 94002 published 2016-10-12 reporter This script is Copyright (C) 2016-2020 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/94002 title openSUSE Security Update : nodejs (openSUSE-2016-1172) NASL family Fedora Local Security Checks NASL id FEDORA_2016-861B8C46B7.NASL description https://nodejs.org/en/blog/release/v4.6.0/ Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-05 modified 2016-10-12 plugin id 93977 published 2016-10-12 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/93977 title Fedora 24 : 1:nodejs (2016-861b8c46b7)
Redhat
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References
- http://www.securityfocus.com/bid/93191
- https://github.com/nodejs/node/commit/743f0c916469f3129dfae406fa104dc46782e20b
- http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00013.html
- https://nodejs.org/en/blog/vulnerability/september-2016-security-releases/
- http://rhn.redhat.com/errata/RHSA-2017-0002.html