Vulnerabilities > CVE-2018-20685 - Incorrect Authorization vulnerability in multiple products
Attack vector
NETWORK Attack complexity
HIGH Privileges required
NONE Confidentiality impact
NONE Integrity impact
HIGH Availability impact
NONE Summary
In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
Nessus
NASL family SuSE Local Security Checks NASL id SUSE_SU-2019-0132-1.NASL description This update for openssh fixes the following issues : Security issue fixed : CVE-2018-20685: Fixed an issue where scp client allows remote SSH servers to bypass intended access restrictions (bsc#1121571) CVE-2019-6109: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate terminal output via the object name, e.g. by inserting ANSI escape sequences (bsc#1121816) CVE-2019-6110: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate stderr output, e.g. by inserting ANSI escape sequences (bsc#1121818) CVE-2019-6111: Fixed an issue where the scp client would allow malicious remote SSH servers to execute directory traversal attacks and overwrite files (bsc#1121821) 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 2020-03-18 modified 2019-01-22 plugin id 121300 published 2019-01-22 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/121300 title SUSE SLED12 / SLES12 Security Update : openssh (SUSE-SU-2019:0132-1) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from SUSE update advisory SUSE-SU-2019:0132-1. # The text itself is copyright (C) SUSE. # include("compat.inc"); if (description) { script_id(121300); script_version("1.7"); script_set_attribute(attribute:"plugin_modification_date", value:"2020/02/24"); script_cve_id("CVE-2018-20685", "CVE-2019-6109", "CVE-2019-6110", "CVE-2019-6111"); script_name(english:"SUSE SLED12 / SLES12 Security Update : openssh (SUSE-SU-2019:0132-1)"); 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 for openssh fixes the following issues : Security issue fixed : CVE-2018-20685: Fixed an issue where scp client allows remote SSH servers to bypass intended access restrictions (bsc#1121571) CVE-2019-6109: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate terminal output via the object name, e.g. by inserting ANSI escape sequences (bsc#1121816) CVE-2019-6110: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate stderr output, e.g. by inserting ANSI escape sequences (bsc#1121818) CVE-2019-6111: Fixed an issue where the scp client would allow malicious remote SSH servers to execute directory traversal attacks and overwrite files (bsc#1121821) 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=1121571" ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1121816" ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1121818" ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1121821" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2018-20685/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-6109/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-6110/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-6111/" ); # https://www.suse.com/support/update/announcement/2019/suse-su-20190132-1/ script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?2f3bb078" ); script_set_attribute( attribute:"solution", value: "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'. Alternatively you can run the command listed for your product : SUSE OpenStack Cloud 7:zypper in -t patch SUSE-OpenStack-Cloud-7-2019-132=1 SUSE Linux Enterprise Server for SAP 12-SP2:zypper in -t patch SUSE-SLE-SAP-12-SP2-2019-132=1 SUSE Linux Enterprise Server 12-SP4:zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-132=1 SUSE Linux Enterprise Server 12-SP3:zypper in -t patch SUSE-SLE-SERVER-12-SP3-2019-132=1 SUSE Linux Enterprise Server 12-SP2-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-SP2-2019-132=1 SUSE Linux Enterprise Server 12-SP2-BCL:zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2019-132=1 SUSE Linux Enterprise Desktop 12-SP4:zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-132=1 SUSE Linux Enterprise Desktop 12-SP3:zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2019-132=1 SUSE Enterprise Storage 4:zypper in -t patch SUSE-Storage-4-2019-132=1 SUSE CaaS Platform ALL : To install this update, use the SUSE CaaS Platform Velum dashboard. It will inform you if it detects new updates and let you then trigger updating of the complete cluster in a controlled way. SUSE CaaS Platform 3.0 : To install this update, use the SUSE CaaS Platform Velum dashboard. It will inform you if it detects new updates and let you then trigger updating of the complete cluster in a controlled way. OpenStack Cloud Magnum Orchestration 7:zypper in -t patch SUSE-OpenStack-Cloud-Magnum-Orchestration-7-2019-132=1" ); script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:P"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); 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_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-6111"); 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:openssh"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-askpass-gnome"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-askpass-gnome-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-debugsource"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-fips"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-helpers"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-helpers-debuginfo"); script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:12"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/10"); script_set_attribute(attribute:"patch_publication_date", value:"2019/01/21"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/01/22"); 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:"^(SLED12|SLES12)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLED12 / SLES12", "SUSE " + os_ver); if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SUSE " + os_ver, cpu); sp = get_kb_item("Host/SuSE/patchlevel"); if (isnull(sp)) sp = "0"; if (os_ver == "SLES12" && (! preg(pattern:"^(2|3|4)$", string:sp))) audit(AUDIT_OS_NOT, "SLES12 SP2/3/4", os_ver + " SP" + sp); if (os_ver == "SLED12" && (! preg(pattern:"^(3|4)$", string:sp))) audit(AUDIT_OS_NOT, "SLED12 SP3/4", os_ver + " SP" + sp); flag = 0; if (rpm_check(release:"SLES12", sp:"4", reference:"openssh-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"4", reference:"openssh-askpass-gnome-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"4", reference:"openssh-askpass-gnome-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"4", reference:"openssh-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"4", reference:"openssh-debugsource-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"4", reference:"openssh-fips-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"4", reference:"openssh-helpers-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"4", reference:"openssh-helpers-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"3", reference:"openssh-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"3", reference:"openssh-askpass-gnome-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"3", reference:"openssh-askpass-gnome-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"3", reference:"openssh-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"3", reference:"openssh-debugsource-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"3", reference:"openssh-fips-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"3", reference:"openssh-helpers-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"3", reference:"openssh-helpers-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", cpu:"x86_64", reference:"openssh-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", cpu:"x86_64", reference:"openssh-askpass-gnome-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", cpu:"x86_64", reference:"openssh-askpass-gnome-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", cpu:"x86_64", reference:"openssh-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", cpu:"x86_64", reference:"openssh-debugsource-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", cpu:"x86_64", reference:"openssh-fips-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", cpu:"x86_64", reference:"openssh-helpers-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", cpu:"x86_64", reference:"openssh-helpers-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", reference:"openssh-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", reference:"openssh-askpass-gnome-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", reference:"openssh-askpass-gnome-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", reference:"openssh-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", reference:"openssh-debugsource-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", reference:"openssh-fips-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", reference:"openssh-helpers-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLES12", sp:"2", reference:"openssh-helpers-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"openssh-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"openssh-askpass-gnome-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"openssh-askpass-gnome-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"openssh-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"openssh-debugsource-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"openssh-helpers-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"openssh-helpers-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"openssh-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"openssh-askpass-gnome-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"openssh-askpass-gnome-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"openssh-debuginfo-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"openssh-debugsource-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"openssh-helpers-7.2p2-74.35.1")) flag++; if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"openssh-helpers-debuginfo-7.2p2-74.35.1")) 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, "openssh"); }NASL family NewStart CGSL Local Security Checks NASL id NEWSTART_CGSL_NS-SA-2019-0157_OPENSSH-LATEST.NASL description The remote NewStart CGSL host, running version MAIN 4.05, has openssh-latest packages installed that are affected by a vulnerability: - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side. (CVE-2018-20685) Note that Nessus has not tested for this issue but has instead relied only on the application last seen 2020-06-01 modified 2020-06-02 plugin id 127436 published 2019-08-12 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/127436 title NewStart CGSL MAIN 4.05 : openssh-latest Vulnerability (NS-SA-2019-0157) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from ZTE advisory NS-SA-2019-0157. The text # itself is copyright (C) ZTE, Inc. include("compat.inc"); if (description) { script_id(127436); script_version("1.2"); script_cvs_date("Date: 2019/10/18 23:14:15"); script_cve_id("CVE-2018-20685"); script_bugtraq_id(106531); script_name(english:"NewStart CGSL MAIN 4.05 : openssh-latest Vulnerability (NS-SA-2019-0157)"); script_set_attribute(attribute:"synopsis", value: "The remote machine is affected by a vulnerability."); script_set_attribute(attribute:"description", value: "The remote NewStart CGSL host, running version MAIN 4.05, has openssh-latest packages installed that are affected by a vulnerability: - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side. (CVE-2018-20685) Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number."); script_set_attribute(attribute:"see_also", value:"http://security.gd-linux.com/notice/NS-SA-2019-0157"); script_set_attribute(attribute:"solution", value: "Upgrade the vulnerable CGSL openssh-latest packages. Note that updated packages may not be available yet. Please contact ZTE for more information."); script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:N/I:P/A:N"); script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N"); script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-20685"); script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/10"); script_set_attribute(attribute:"patch_publication_date", value:"2019/07/17"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/08/12"); script_set_attribute(attribute:"plugin_type", value:"local"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_family(english:"NewStart CGSL Local Security Checks"); script_copyright(english:"This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/ZTE-CGSL/release", "Host/ZTE-CGSL/rpm-list", "Host/cpu"); 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/ZTE-CGSL/release"); if (isnull(release) || release !~ "^CGSL (MAIN|CORE)") audit(AUDIT_OS_NOT, "NewStart Carrier Grade Server Linux"); if (release !~ "CGSL MAIN 4.05") audit(AUDIT_OS_NOT, 'NewStart CGSL MAIN 4.05'); if (!get_kb_item("Host/ZTE-CGSL/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, "NewStart Carrier Grade Server Linux", cpu); flag = 0; pkgs = { "CGSL MAIN 4.05": [ "openssh-latest-8.0p1-1.el6.cgslv4_6.0.4.ge38e9b4", "openssh-latest-askpass-8.0p1-1.el6.cgslv4_6.0.4.ge38e9b4", "openssh-latest-cavs-8.0p1-1.el6.cgslv4_6.0.4.ge38e9b4", "openssh-latest-clients-8.0p1-1.el6.cgslv4_6.0.4.ge38e9b4", "openssh-latest-debuginfo-8.0p1-1.el6.cgslv4_6.0.4.ge38e9b4", "openssh-latest-keycat-8.0p1-1.el6.cgslv4_6.0.4.ge38e9b4", "openssh-latest-ldap-8.0p1-1.el6.cgslv4_6.0.4.ge38e9b4", "openssh-latest-server-8.0p1-1.el6.cgslv4_6.0.4.ge38e9b4" ] }; pkg_list = pkgs[release]; foreach (pkg in pkg_list) if (rpm_check(release:"ZTE " + release, reference:pkg)) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_NOTE, 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, "openssh-latest"); }NASL family Solaris Local Security Checks NASL id SOLARIS10_148104-29.NASL description Vulnerability in the Oracle Solaris component of Oracle Sun Systems Products Suite (subcomponent: SunSSH). The supported version that is affected is 10. Difficult to exploit vulnerability allows unauthenticated attacker with network access via SSH to compromise Oracle Solaris. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Solaris accessible data. last seen 2020-06-01 modified 2020-06-02 plugin id 124075 published 2019-04-16 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/124075 title Solaris 10 (sparc) : 148104-29 code # # (C) Tenable Network Security, Inc. # # The descriptive text in this plugin was # extracted from the Oracle SunOS Patch Updates. # include("compat.inc"); if (description) { script_id(124075); script_version("1.4"); script_cvs_date("Date: 2020/01/23"); script_cve_id("CVE-2018-20685"); script_name(english:"Solaris 10 (sparc) : 148104-29"); script_summary(english:"Check for patch 148104-29"); script_set_attribute( attribute:"synopsis", value:"The remote host is missing Sun Security Patch number 148104-29" ); script_set_attribute( attribute:"description", value: "Vulnerability in the Oracle Solaris component of Oracle Sun Systems Products Suite (subcomponent: SunSSH). The supported version that is affected is 10. Difficult to exploit vulnerability allows unauthenticated attacker with network access via SSH to compromise Oracle Solaris. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Solaris accessible data." ); script_set_attribute( attribute:"see_also", value:"https://getupdates.oracle.com/readme/148104-29" ); script_set_attribute(attribute:"solution", value:"Install patch 148104-29 or higher"); script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:N/I:P/A:N"); script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N"); script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-20685"); script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:solaris:10:148096"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:solaris:10:148104"); script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:solaris:10"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/10"); script_set_attribute(attribute:"patch_publication_date", value:"2019/04/15"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/04/16"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Solaris Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/Solaris/showrev"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("misc_func.inc"); include("solaris.inc"); showrev = get_kb_item("Host/Solaris/showrev"); if (empty_or_null(showrev)) audit(AUDIT_OS_NOT, "Solaris"); os_ver = pregmatch(pattern:"Release: (\d+.(\d+))", string:showrev); if (empty_or_null(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Solaris"); full_ver = os_ver[1]; os_level = os_ver[2]; if (full_ver != "5.10") audit(AUDIT_OS_NOT, "Solaris 10", "Solaris " + os_level); package_arch = pregmatch(pattern:"Application architecture: (\w+)", string:showrev); if (empty_or_null(package_arch)) audit(AUDIT_UNKNOWN_ARCH); package_arch = package_arch[1]; if (package_arch != "sparc") audit(AUDIT_ARCH_NOT, "sparc", package_arch); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); if (solaris_check_patch(release:"5.10", arch:"sparc", patch:"148104-29", obsoleted_by:"", package:"SUNWesu", version:"11.10.0,REV=2005.01.21.15.53") < 0) flag++; if (solaris_check_patch(release:"5.10", arch:"sparc", patch:"148104-29", obsoleted_by:"", package:"SUNWsshcu", version:"11.10.0,REV=2005.01.21.15.53") < 0) flag++; if (solaris_check_patch(release:"5.10", arch:"sparc", patch:"148104-29", obsoleted_by:"", package:"SUNWsshdr", version:"11.10.0,REV=2005.01.21.15.53") < 0) flag++; if (solaris_check_patch(release:"5.10", arch:"sparc", patch:"148104-29", obsoleted_by:"", package:"SUNWsshdu", version:"11.10.0,REV=2005.01.21.15.53") < 0) flag++; if (solaris_check_patch(release:"5.10", arch:"sparc", patch:"148104-29", obsoleted_by:"", package:"SUNWsshu", version:"11.10.0,REV=2005.01.21.15.53") < 0) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_NOTE, extra : solaris_get_report() ); } else { patch_fix = solaris_patch_fix_get(); if (!empty_or_null(patch_fix)) audit(AUDIT_PATCH_INSTALLED, patch_fix, "Solaris 10"); tested = solaris_pkg_tests_get(); if (!empty_or_null(tested)) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); audit(AUDIT_PACKAGE_NOT_INSTALLED, "SUNWesu / SUNWsshcu / SUNWsshdr / SUNWsshdu / SUNWsshu"); }NASL family Solaris Local Security Checks NASL id SOLARIS10_X86_148105-29.NASL description Vulnerability in the Oracle Solaris component of Oracle Sun Systems Products Suite (subcomponent: SunSSH). The supported version that is affected is 10. Difficult to exploit vulnerability allows unauthenticated attacker with network access via SSH to compromise Oracle Solaris. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Solaris accessible data. last seen 2020-06-01 modified 2020-06-02 plugin id 124079 published 2019-04-16 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/124079 title Solaris 10 (x86) : 148105-29 code # # (C) Tenable Network Security, Inc. # # The descriptive text in this plugin was # extracted from the Oracle SunOS Patch Updates. # include("compat.inc"); if (description) { script_id(124079); script_version("1.4"); script_cvs_date("Date: 2020/01/23"); script_cve_id("CVE-2018-20685"); script_name(english:"Solaris 10 (x86) : 148105-29"); script_summary(english:"Check for patch 148105-29"); script_set_attribute( attribute:"synopsis", value:"The remote host is missing Sun Security Patch number 148105-29" ); script_set_attribute( attribute:"description", value: "Vulnerability in the Oracle Solaris component of Oracle Sun Systems Products Suite (subcomponent: SunSSH). The supported version that is affected is 10. Difficult to exploit vulnerability allows unauthenticated attacker with network access via SSH to compromise Oracle Solaris. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Solaris accessible data." ); script_set_attribute( attribute:"see_also", value:"https://getupdates.oracle.com/readme/148105-29" ); script_set_attribute(attribute:"solution", value:"Install patch 148105-29 or higher"); script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:N/I:P/A:N"); script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N"); script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-20685"); script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:solaris:10:148097"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:solaris:10:148105"); script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:solaris:10"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/10"); script_set_attribute(attribute:"patch_publication_date", value:"2019/04/15"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/04/16"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Solaris Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/Solaris/showrev"); exit(0); } include("audit.inc"); include("global_settings.inc"); include("misc_func.inc"); include("solaris.inc"); showrev = get_kb_item("Host/Solaris/showrev"); if (empty_or_null(showrev)) audit(AUDIT_OS_NOT, "Solaris"); os_ver = pregmatch(pattern:"Release: (\d+.(\d+))", string:showrev); if (empty_or_null(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Solaris"); full_ver = os_ver[1]; os_level = os_ver[2]; if (full_ver != "5.10") audit(AUDIT_OS_NOT, "Solaris 10", "Solaris " + os_level); package_arch = pregmatch(pattern:"Application architecture: (\w+)", string:showrev); if (empty_or_null(package_arch)) audit(AUDIT_UNKNOWN_ARCH); package_arch = package_arch[1]; if (package_arch != "i386") audit(AUDIT_ARCH_NOT, "i386", package_arch); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); if (solaris_check_patch(release:"5.10_x86", arch:"i386", patch:"148105-29", obsoleted_by:"", package:"SUNWesu", version:"11.10.0,REV=2005.01.21.16.34") < 0) flag++; if (solaris_check_patch(release:"5.10_x86", arch:"i386", patch:"148105-29", obsoleted_by:"", package:"SUNWsshcu", version:"11.10.0,REV=2005.01.21.16.34") < 0) flag++; if (solaris_check_patch(release:"5.10_x86", arch:"i386", patch:"148105-29", obsoleted_by:"", package:"SUNWsshdr", version:"11.10.0,REV=2005.01.21.16.34") < 0) flag++; if (solaris_check_patch(release:"5.10_x86", arch:"i386", patch:"148105-29", obsoleted_by:"", package:"SUNWsshdu", version:"11.10.0,REV=2005.01.21.16.34") < 0) flag++; if (solaris_check_patch(release:"5.10_x86", arch:"i386", patch:"148105-29", obsoleted_by:"", package:"SUNWsshu", version:"11.10.0,REV=2005.01.21.16.34") < 0) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_NOTE, extra : solaris_get_report() ); } else { patch_fix = solaris_patch_fix_get(); if (!empty_or_null(patch_fix)) audit(AUDIT_PATCH_INSTALLED, patch_fix, "Solaris 10"); tested = solaris_pkg_tests_get(); if (!empty_or_null(tested)) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); audit(AUDIT_PACKAGE_NOT_INSTALLED, "SUNWesu / SUNWsshcu / SUNWsshdr / SUNWsshdu / SUNWsshu"); }NASL family SuSE Local Security Checks NASL id SUSE_SU-2019-0125-1.NASL description This update for openssh fixes the following issues : Security issue fixed : CVE-2018-20685: Fixed an issue where scp client allows remote SSH servers to bypass intended access restrictions (bsc#1121571) CVE-2019-6109: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate terminal output via the object name, e.g. by inserting ANSI escape sequences (bsc#1121816) CVE-2019-6110: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate stderr output, e.g. by inserting ANSI escape sequences (bsc#1121818) CVE-2019-6111: Fixed an issue where the scp client would allow malicious remote SSH servers to execute directory traversal attacks and overwrite files (bsc#1121821) 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 2020-03-18 modified 2019-01-22 plugin id 121295 published 2019-01-22 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/121295 title SUSE SLES12 Security Update : openssh (SUSE-SU-2019:0125-1) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from SUSE update advisory SUSE-SU-2019:0125-1. # The text itself is copyright (C) SUSE. # include("compat.inc"); if (description) { script_id(121295); script_version("1.7"); script_set_attribute(attribute:"plugin_modification_date", value:"2020/02/24"); script_cve_id("CVE-2018-20685", "CVE-2019-6109", "CVE-2019-6110", "CVE-2019-6111"); script_name(english:"SUSE SLES12 Security Update : openssh (SUSE-SU-2019:0125-1)"); 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 for openssh fixes the following issues : Security issue fixed : CVE-2018-20685: Fixed an issue where scp client allows remote SSH servers to bypass intended access restrictions (bsc#1121571) CVE-2019-6109: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate terminal output via the object name, e.g. by inserting ANSI escape sequences (bsc#1121816) CVE-2019-6110: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate stderr output, e.g. by inserting ANSI escape sequences (bsc#1121818) CVE-2019-6111: Fixed an issue where the scp client would allow malicious remote SSH servers to execute directory traversal attacks and overwrite files (bsc#1121821) 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=1121571" ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1121816" ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1121818" ); script_set_attribute( attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1121821" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2018-20685/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-6109/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-6110/" ); script_set_attribute( attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-6111/" ); # https://www.suse.com/support/update/announcement/2019/suse-su-20190125-1/ script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?8367f10f" ); script_set_attribute( attribute:"solution", value: "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'. Alternatively you can run the command listed for your product : SUSE Linux Enterprise Server 12-SP1-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-SP1-2019-125=1 SUSE Linux Enterprise Server 12-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-2019-125=1" ); script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:P"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); 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_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-6111"); 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:openssh"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-askpass-gnome"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-askpass-gnome-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-debugsource"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-fips"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-helpers"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-helpers-debuginfo"); script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:12"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/10"); script_set_attribute(attribute:"patch_publication_date", value:"2019/01/18"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/01/22"); 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$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SUSE " + os_ver, cpu); sp = get_kb_item("Host/SuSE/patchlevel"); if (isnull(sp)) sp = "0"; if (os_ver == "SLES12" && (! preg(pattern:"^(0|1)$", string:sp))) audit(AUDIT_OS_NOT, "SLES12 SP0/1", os_ver + " SP" + sp); flag = 0; if (rpm_check(release:"SLES12", sp:"1", reference:"openssh-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"1", reference:"openssh-askpass-gnome-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"1", reference:"openssh-askpass-gnome-debuginfo-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"1", reference:"openssh-debuginfo-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"1", reference:"openssh-debugsource-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"1", reference:"openssh-fips-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"1", reference:"openssh-helpers-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"1", reference:"openssh-helpers-debuginfo-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", reference:"openssh-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", reference:"openssh-askpass-gnome-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", reference:"openssh-askpass-gnome-debuginfo-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", reference:"openssh-debuginfo-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", reference:"openssh-debugsource-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", reference:"openssh-fips-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", reference:"openssh-helpers-6.6p1-54.26.1")) flag++; if (rpm_check(release:"SLES12", sp:"0", reference:"openssh-helpers-debuginfo-6.6p1-54.26.1")) 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, "openssh"); }NASL family Huawei Local Security Checks NASL id EULEROS_SA-2019-1097.NASL description According to the version of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.(CVE-2018-20685) Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-05-06 modified 2019-03-26 plugin id 123110 published 2019-03-26 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/123110 title EulerOS 2.0 SP3 : openssh (EulerOS-SA-2019-1097) code # # (C) Tenable Network Security, Inc. # include("compat.inc"); if (description) { script_id(123110); script_version("1.4"); script_set_attribute(attribute:"plugin_modification_date", value:"2020/05/04"); script_cve_id( "CVE-2018-20685" ); script_name(english:"EulerOS 2.0 SP3 : openssh (EulerOS-SA-2019-1097)"); script_summary(english:"Checks the rpm output for the updated package."); script_set_attribute(attribute:"synopsis", value: "The remote EulerOS host is missing a security update."); script_set_attribute(attribute:"description", value: "According to the version of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.(CVE-2018-20685) Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues."); # https://developer.huaweicloud.com/ict/en/site-euleros/euleros/security-advisories/EulerOS-SA-2019-1097 script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?07c722e1"); script_set_attribute(attribute:"solution", value: "Update the affected openssh package."); script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:N/I:P/A:N"); script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N"); 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:"patch_publication_date", value:"2019/03/12"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/03/26"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:openssh"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:openssh-askpass"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:openssh-clients"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:openssh-keycat"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:openssh-server"); script_set_attribute(attribute:"cpe", value:"cpe:/o:huawei:euleros:2.0"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_family(english:"Huawei Local Security Checks"); script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/EulerOS/release", "Host/EulerOS/rpm-list", "Host/EulerOS/sp"); script_exclude_keys("Host/EulerOS/uvp_version"); 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/EulerOS/release"); if (isnull(release) || release !~ "^EulerOS") audit(AUDIT_OS_NOT, "EulerOS"); if (release !~ "^EulerOS release 2\.0(\D|$)") audit(AUDIT_OS_NOT, "EulerOS 2.0"); sp = get_kb_item("Host/EulerOS/sp"); if (isnull(sp) || sp !~ "^(3)$") audit(AUDIT_OS_NOT, "EulerOS 2.0 SP3"); uvp = get_kb_item("Host/EulerOS/uvp_version"); if (!empty_or_null(uvp)) audit(AUDIT_OS_NOT, "EulerOS 2.0 SP3", "EulerOS UVP " + uvp); if (!get_kb_item("Host/EulerOS/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$" && "aarch64" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "EulerOS", cpu); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_ARCH_NOT, "i686 / x86_64", cpu); flag = 0; pkgs = ["openssh-6.6.1p1-28.h18", "openssh-askpass-6.6.1p1-28.h18", "openssh-clients-6.6.1p1-28.h18", "openssh-keycat-6.6.1p1-28.h18", "openssh-server-6.6.1p1-28.h18"]; foreach (pkg in pkgs) if (rpm_check(release:"EulerOS-2.0", sp:"3", reference:pkg)) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_NOTE, 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, "openssh"); }NASL family Red Hat Local Security Checks NASL id REDHAT-RHSA-2019-3702.NASL description An update for openssh is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server. The following packages have been upgraded to a later upstream version: openssh (8.0p1). (BZ#1691045) Security Fix(es) : * openssh: scp client improper directory name validation (CVE-2018-20685) * openssh: Improper validation of object names allows malicious server to overwrite files via scp client (CVE-2019-6111) * openssh: Missing character encoding in progress display allows for spoofing of scp client output (CVE-2019-6109) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes : For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.1 Release Notes linked from the References section. last seen 2020-06-01 modified 2020-06-02 plugin id 130569 published 2019-11-06 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/130569 title RHEL 8 : openssh (RHSA-2019:3702) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Red Hat Security Advisory RHSA-2019:3702. The text # itself is copyright (C) Red Hat, Inc. # include("compat.inc"); if (description) { script_id(130569); script_version("1.2"); script_cvs_date("Date: 2019/12/17"); script_cve_id("CVE-2018-20685", "CVE-2019-6109", "CVE-2019-6111"); script_xref(name:"RHSA", value:"2019:3702"); script_name(english:"RHEL 8 : openssh (RHSA-2019:3702)"); 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 openssh is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server. The following packages have been upgraded to a later upstream version: openssh (8.0p1). (BZ#1691045) Security Fix(es) : * openssh: scp client improper directory name validation (CVE-2018-20685) * openssh: Improper validation of object names allows malicious server to overwrite files via scp client (CVE-2019-6111) * openssh: Missing character encoding in progress display allows for spoofing of scp client output (CVE-2019-6109) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes : For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.1 Release Notes linked from the References section." ); # https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/ script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?774148ae" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2019:3702" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2018-20685" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-6109" ); script_set_attribute( attribute:"see_also", value:"https://access.redhat.com/security/cve/cve-2019-6111" ); script_set_attribute(attribute:"solution", value:"Update the affected packages."); script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:P"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); 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_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-6111"); 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:openssh"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-askpass"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-askpass-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-cavs"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-cavs-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-clients"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-clients-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-debugsource"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-keycat"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-keycat-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-ldap"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-ldap-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-server"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openssh-server-debuginfo"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:pam_ssh_agent_auth"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:pam_ssh_agent_auth-debuginfo"); script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:8"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/10"); script_set_attribute(attribute:"patch_publication_date", value:"2019/11/05"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/11/06"); 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 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:"^8([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Red Hat 8.x", "Red Hat " + os_ver); if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$" && "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-2019:3702"; yum_report = redhat_generate_yum_updateinfo_report(rhsa:rhsa); if (!empty_or_null(yum_report)) { security_report_v4( port : 0, severity : SECURITY_WARNING, 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:"RHEL8", cpu:"s390x", reference:"openssh-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-askpass-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-askpass-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-askpass-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-askpass-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-cavs-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-cavs-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-cavs-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-cavs-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-clients-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-clients-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-clients-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-clients-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-debugsource-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-debugsource-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-keycat-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-keycat-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-keycat-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-keycat-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-ldap-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-ldap-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-ldap-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-ldap-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-server-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-server-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"openssh-server-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"openssh-server-debuginfo-8.0p1-3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"pam_ssh_agent_auth-0.10.3-7.3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"pam_ssh_agent_auth-0.10.3-7.3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"s390x", reference:"pam_ssh_agent_auth-debuginfo-0.10.3-7.3.el8")) flag++; if (rpm_check(release:"RHEL8", cpu:"x86_64", reference:"pam_ssh_agent_auth-debuginfo-0.10.3-7.3.el8")) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_WARNING, 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, "openssh / openssh-askpass / openssh-askpass-debuginfo / etc"); } }NASL family Ubuntu Local Security Checks NASL id UBUNTU_USN-3885-1.NASL description Harry Sintonen discovered multiple issues in the OpenSSH scp utility. If a user or automated system were tricked into connecting to an untrusted server, a remote attacker could possibly use these issues to write to arbitrary files, change directory permissions, and spoof client output. Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-01 modified 2020-06-02 plugin id 122055 published 2019-02-08 reporter Ubuntu Security Notice (C) 2019-2020 Canonical, Inc. / NASL script (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/122055 title Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 18.10 : openssh vulnerabilities (USN-3885-1) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Ubuntu Security Notice USN-3885-1. The text # itself is copyright (C) Canonical, Inc. See # <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered # trademark of Canonical, Inc. # include("compat.inc"); if (description) { script_id(122055); script_version("1.5"); script_cvs_date("Date: 2020/02/12"); script_cve_id("CVE-2018-20685", "CVE-2019-6109", "CVE-2019-6111"); script_xref(name:"USN", value:"3885-1"); script_name(english:"Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 18.10 : openssh vulnerabilities (USN-3885-1)"); script_summary(english:"Checks dpkg output for updated package."); script_set_attribute( attribute:"synopsis", value:"The remote Ubuntu host is missing a security-related patch." ); script_set_attribute( attribute:"description", value: "Harry Sintonen discovered multiple issues in the OpenSSH scp utility. If a user or automated system were tricked into connecting to an untrusted server, a remote attacker could possibly use these issues to write to arbitrary files, change directory permissions, and spoof client output. Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu 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://usn.ubuntu.com/3885-1/" ); script_set_attribute( attribute:"solution", value:"Update the affected openssh-client package." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:P"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); 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_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-6111"); 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:canonical:ubuntu_linux:openssh-client"); script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:14.04"); script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:16.04"); script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:18.04:-:lts"); script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:18.10"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/10"); script_set_attribute(attribute:"patch_publication_date", value:"2019/02/07"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/02/08"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"Ubuntu Security Notice (C) 2019-2020 Canonical, Inc. / NASL script (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"Ubuntu Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l"); exit(0); } include("audit.inc"); include("ubuntu.inc"); include("misc_func.inc"); if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); release = get_kb_item("Host/Ubuntu/release"); if ( isnull(release) ) audit(AUDIT_OS_NOT, "Ubuntu"); release = chomp(release); if (! preg(pattern:"^(14\.04|16\.04|18\.04|18\.10)$", string:release)) audit(AUDIT_OS_NOT, "Ubuntu 14.04 / 16.04 / 18.04 / 18.10", "Ubuntu " + release); if ( ! get_kb_item("Host/Debian/dpkg-l") ) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Ubuntu", cpu); flag = 0; if (ubuntu_check(osver:"14.04", pkgname:"openssh-client", pkgver:"1:6.6p1-2ubuntu2.12")) flag++; if (ubuntu_check(osver:"16.04", pkgname:"openssh-client", pkgver:"1:7.2p2-4ubuntu2.7")) flag++; if (ubuntu_check(osver:"18.04", pkgname:"openssh-client", pkgver:"1:7.6p1-4ubuntu0.2")) flag++; if (ubuntu_check(osver:"18.10", pkgname:"openssh-client", pkgver:"1:7.7p1-4ubuntu0.2")) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_WARNING, extra : ubuntu_report_get() ); exit(0); } else { tested = ubuntu_pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "openssh-client"); }NASL family Amazon Linux Local Security Checks NASL id AL2_ALAS-2019-1216.NASL description An issue was discovered in OpenSSH. Due to the scp implementation being derived from 1983 rcp, the server chooses which files/directories are sent to the client. However, the scp client only performs cursory validation of the object name returned (only directory traversal attacks are prevented). A malicious scp server (or Man-in-The-Middle attacker) can overwrite arbitrary files in the scp client target directory. If recursive operation (-r) is performed, the server can manipulate subdirectories as well (for example, to overwrite the .ssh/authorized_keys file).(CVE-2019-6111) In OpenSSH, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.(CVE-2018-20685) An issue was discovered in OpenSSH. Due to missing character encoding in the progress display, a malicious server (or Man-in-The-Middle attacker) can employ crafted object names to manipulate the client output, e.g., by using ANSI control codes to hide additional files being transferred. This affects refresh_progress_meter() in progressmeter.c.(CVE-2019-6109 ) last seen 2020-06-01 modified 2020-06-02 plugin id 125599 published 2019-05-31 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/125599 title Amazon Linux 2 : openssh (ALAS-2019-1216) NASL family Huawei Local Security Checks NASL id EULEROS_SA-2019-1426.NASL description According to the versions of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The process_open function in sftp-server.c in OpenSSH before 7.6 does not properly prevent write operations in readonly mode, which allows attackers to create zero-length files.(CVE-2017-15906) - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.(CVE-2018-20685) - An issue was discovered in OpenSSH 7.9. Due to missing character encoding in the progress display, a malicious server (or Man-in-The-Middle attacker) can employ crafted object names to manipulate the client output, e.g., by using ANSI control codes to hide additional files being transferred. This affects refresh_progress_meter() in progressmeter.c.(CVE-2019-6109) - An issue was discovered in OpenSSH 7.9. Due to the scp implementation being derived from 1983 rcp, the server chooses which files/directories are sent to the client. However, the scp client only performs cursory validation of the object name returned (only directory traversal attacks are prevented). A malicious scp server (or Man-in-The-Middle attacker) can overwrite arbitrary files in the scp client target directory. If recursive operation (-r) is performed, the server can manipulate subdirectories as well (for example, to overwrite the .ssh/authorized_keys file).(CVE-2019-6111) - OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.(CVE-2018-15473) Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-01 modified 2020-06-02 plugin id 124929 published 2019-05-14 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/124929 title EulerOS Virtualization 3.0.1.0 : openssh (EulerOS-SA-2019-1426) NASL family Fedora Local Security Checks NASL id FEDORA_2019-9EB0AE6296.NASL description This update fixes CVE-2018-20685 (the first last seen 2020-03-18 modified 2019-01-22 plugin id 121262 published 2019-01-22 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/121262 title Fedora 28 : openssh (2019-9eb0ae6296) NASL family Debian Local Security Checks NASL id DEBIAN_DLA-1728.NASL description Multiple scp client vulnerabilities have been discovered in OpenSSH, the premier connectivity tool for secure remote shell login and secure file transfer. CVE-2018-20685 In scp.c, the scp client allowed remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact was modifying the permissions of the target directory on the client side. CVE-2019-6109 Due to missing character encoding in the progress display, a malicious server (or Man-in-The-Middle attacker) was able to employ crafted object names to manipulate the client output, e.g., by using ANSI control codes to hide additional files being transferred. This affected refresh_progress_meter() in progressmeter.c. CVE-2019-6111 Due to the scp implementation being derived from 1983 rcp, the server chooses which files/directories are sent to the client. However, the scp client only performed cursory validation of the object name returned (only directory traversal attacks are prevented). A malicious scp server (or Man-in-The-Middle attacker) was able to overwrite arbitrary files in the scp client target directory. If recursive operation (-r) was performed, the server was able to manipulate subdirectories, as well (for example, to overwrite the .ssh/authorized_keys file). For Debian 8 last seen 2020-06-01 modified 2020-06-02 plugin id 123095 published 2019-03-26 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/123095 title Debian DLA-1728-1 : openssh security update NASL family Huawei Local Security Checks NASL id EULEROS_SA-2019-1038.NASL description According to the version of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.(CVE-2018-20685) Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-05-06 modified 2019-02-15 plugin id 122211 published 2019-02-15 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/122211 title EulerOS 2.0 SP5 : openssh (EulerOS-SA-2019-1038) NASL family SuSE Local Security Checks NASL id OPENSUSE-2019-91.NASL description This update for openssh fixes the following issues : Security issues fixed : - CVE-2018-20685: Fixed an issue where scp client allows remote SSH servers to bypass intended access restrictions (bsc#1121571) - CVE-2019-6109: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate terminal output via the object name, e.g. by inserting ANSI escape sequences (bsc#1121816) - CVE-2019-6110: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate stderr output, e.g. by inserting ANSI escape sequences (bsc#1121818) - CVE-2019-6111: Fixed an issue where the scp client would allow malicious remote SSH servers to execute directory traversal attacks and overwrite files (bsc#1121821) This update was imported from the SUSE:SLE-15:Update update project. last seen 2020-03-18 modified 2019-01-29 plugin id 121430 published 2019-01-29 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/121430 title openSUSE Security Update : openssh (openSUSE-2019-91) NASL family Fedora Local Security Checks NASL id FEDORA_2019-F6FF819834.NASL description This update fixes CVE-2018-20685 (the first last seen 2020-03-18 modified 2019-01-16 plugin id 121197 published 2019-01-16 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/121197 title Fedora 29 : openssh (2019-f6ff819834) NASL family SuSE Local Security Checks NASL id SUSE_SU-2019-13931-1.NASL description This update for openssh fixes the following issues : Security issue fixed : CVE-2018-20685: Fixed an issue where scp client allows remote SSH servers to bypass intended access restrictions (bsc#1121571) CVE-2019-6109: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate terminal output via the object name, e.g. by inserting ANSI escape sequences (bsc#1121816) CVE-2019-6110: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate stderr output, e.g. by inserting ANSI escape sequences (bsc#1121818) CVE-2019-6111: Fixed an issue where the scp client would allow malicious remote SSH servers to execute directory traversal attacks and overwrite files (bsc#1121821) 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 2020-03-18 modified 2019-01-22 plugin id 121306 published 2019-01-22 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/121306 title SUSE SLES11 Security Update : openssh (SUSE-SU-2019:13931-1) NASL family SuSE Local Security Checks NASL id OPENSUSE-2019-93.NASL description This update for openssh fixes the following issues : Security issue fixed : - CVE-2018-20685: Fixed an issue where scp client allows remote SSH servers to bypass intended access restrictions (bsc#1121571) - CVE-2019-6109: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate terminal output via the object name, e.g. by inserting ANSI escape sequences (bsc#1121816) - CVE-2019-6110: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate stderr output, e.g. by inserting ANSI escape sequences (bsc#1121818) - CVE-2019-6111: Fixed an issue where the scp client would allow malicious remote SSH servers to execute directory traversal attacks and overwrite files (bsc#1121821) This update was imported from the SUSE:SLE-12-SP2:Update update project. last seen 2020-03-18 modified 2019-01-30 plugin id 121460 published 2019-01-30 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/121460 title openSUSE Security Update : openssh (openSUSE-2019-93) NASL family Huawei Local Security Checks NASL id EULEROS_SA-2019-1399.NASL description According to the version of the openssh packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability : - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.(CVE-2018-20685) Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-01 modified 2020-06-02 plugin id 124902 published 2019-05-14 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/124902 title EulerOS Virtualization for ARM 64 3.0.1.0 : openssh (EulerOS-SA-2019-1399) NASL family Huawei Local Security Checks NASL id EULEROS_SA-2019-1252.NASL description According to the version of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.i1/4^CVE-2018-20685i1/4%0 Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-03-19 modified 2019-04-04 plugin id 123720 published 2019-04-04 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/123720 title EulerOS Virtualization 2.5.3 : openssh (EulerOS-SA-2019-1252) NASL family NewStart CGSL Local Security Checks NASL id NEWSTART_CGSL_NS-SA-2019-0060_OPENSSH.NASL description The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has openssh packages installed that are affected by multiple vulnerabilities: - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side. (CVE-2018-20685) - An issue was discovered in OpenSSH 7.9. Due to missing character encoding in the progress display, a malicious server (or Man-in-The-Middle attacker) can employ crafted object names to manipulate the client output, e.g., by using ANSI control codes to hide additional files being transferred. This affects refresh_progress_meter() in progressmeter.c. (CVE-2019-6109) - In OpenSSH 7.9, due to accepting and displaying arbitrary stderr output from the server, a malicious server (or Man-in-The-Middle attacker) can manipulate the client output, for example to use ANSI control codes to hide additional files being transferred. (CVE-2019-6110) - An issue was discovered in OpenSSH 7.9. Due to the scp implementation being derived from 1983 rcp, the server chooses which files/directories are sent to the client. However, the scp client only performs cursory validation of the object name returned (only directory traversal attacks are prevented). A malicious scp server (or Man- in-The-Middle attacker) can overwrite arbitrary files in the scp client target directory. If recursive operation (-r) is performed, the server can manipulate subdirectories as well (for example, to overwrite the .ssh/authorized_keys file). (CVE-2019-6111) Note that Nessus has not tested for this issue but has instead relied only on the application last seen 2020-06-01 modified 2020-06-02 plugin id 127253 published 2019-08-12 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/127253 title NewStart CGSL CORE 5.04 / MAIN 5.04 : openssh Multiple Vulnerabilities (NS-SA-2019-0060) NASL family Debian Local Security Checks NASL id DEBIAN_DSA-4387.NASL description Harry Sintonen from F-Secure Corporation discovered multiple vulnerabilities in OpenSSH, an implementation of the SSH protocol suite. All the vulnerabilities are in found in the scp client implementing the SCP protocol. - CVE-2018-20685 Due to improper directory name validation, the scp client allows servers to modify permissions of the target directory by using empty or dot directory name. - CVE-2019-6109 Due to missing character encoding in the progress display, the object name can be used to manipulate the client output, for example to employ ANSI codes to hide additional files being transferred. - CVE-2019-6111 Due to scp client insufficient input validation in path names sent by server, a malicious server can do arbitrary file overwrites in target directory. If the recursive (-r) option is provided, the server can also manipulate subdirectories as well. The check added in this version can lead to regression if the client and the server have differences in wildcard expansion rules. If the server is trusted for that purpose, the check can be disabled with a new -T option to the scp client. last seen 2020-06-01 modified 2020-06-02 plugin id 122068 published 2019-02-11 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/122068 title Debian DSA-4387-1 : openssh - security update NASL family Amazon Linux Local Security Checks NASL id ALA_ALAS-2019-1313.NASL description An issue was discovered in OpenSSH 7.9. Due to missing character encoding in the progress display, a malicious server (or Man-in-The-Middle attacker) can employ crafted object names to manipulate the client output, e.g., by using ANSI control codes to hide additional files being transferred. This affects refresh_progress_meter() in progressmeter.c. (CVE-2019-6109) An issue was discovered in OpenSSH 7.9. Due to the scp implementation being derived from 1983 rcp, the server chooses which files/directories are sent to the client. However, the scp client only performs cursory validation of the object name returned (only directory traversal attacks are prevented). A malicious scp server (or Man-in-The-Middle attacker) can overwrite arbitrary files in the scp client target directory. If recursive operation (-r) is performed, the server can manipulate subdirectories as well (for example, to overwrite the .ssh/authorized_keys file). (CVE-2019-6111) In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side. (CVE-2018-20685) last seen 2020-06-01 modified 2020-06-02 plugin id 130403 published 2019-10-31 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/130403 title Amazon Linux AMI : openssh (ALAS-2019-1313) NASL family Huawei Local Security Checks NASL id EULEROS_SA-2019-1235.NASL description According to the version of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.i1/4^CVE-2018-20685i1/4%0 Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-03-19 modified 2019-04-04 plugin id 123703 published 2019-04-04 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/123703 title EulerOS Virtualization 2.5.4 : openssh (EulerOS-SA-2019-1235) NASL family SuSE Local Security Checks NASL id SUSE_SU-2019-0126-1.NASL description This update for openssh fixes the following issues : Security issues fixed : CVE-2018-20685: Fixed an issue where scp client allows remote SSH servers to bypass intended access restrictions (bsc#1121571) CVE-2019-6109: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate terminal output via the object name, e.g. by inserting ANSI escape sequences (bsc#1121816) CVE-2019-6110: Fixed an issue where the scp client would allow malicious remote SSH servers to manipulate stderr output, e.g. by inserting ANSI escape sequences (bsc#1121818) CVE-2019-6111: Fixed an issue where the scp client would allow malicious remote SSH servers to execute directory traversal attacks and overwrite files (bsc#1121821) 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 2020-03-18 modified 2019-01-22 plugin id 121296 published 2019-01-22 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/121296 title SUSE SLED15 / SLES15 Security Update : openssh (SUSE-SU-2019:0126-1) NASL family NewStart CGSL Local Security Checks NASL id NEWSTART_CGSL_NS-SA-2019-0094_OPENSSH-LATEST.NASL description The remote NewStart CGSL host, running version MAIN 4.06, has openssh-latest packages installed that are affected by a vulnerability: - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side. (CVE-2018-20685) Note that Nessus has not tested for this issue but has instead relied only on the application last seen 2020-06-01 modified 2020-06-02 plugin id 127316 published 2019-08-12 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/127316 title NewStart CGSL MAIN 4.06 : openssh-latest Vulnerability (NS-SA-2019-0094) NASL family Gentoo Local Security Checks NASL id GENTOO_GLSA-201903-16.NASL description The remote host is affected by the vulnerability described in GLSA-201903-16 (OpenSSH: Multiple vulnerabilities) Multiple vulnerabilities have been discovered in OpenSSH. Please review the CVE identifiers referenced below for details. Impact : A remote attacker could overwrite arbitrary files, transfer malicious files, or gain unauthorized access. Workaround : There is no known workaround at this time. last seen 2020-06-01 modified 2020-06-02 plugin id 122990 published 2019-03-21 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/122990 title GLSA-201903-16 : OpenSSH: Multiple vulnerabilities NASL family Huawei Local Security Checks NASL id EULEROS_SA-2019-2483.NASL description According to the version of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.(CVE-2018-20685) Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-05-08 modified 2019-12-04 plugin id 131636 published 2019-12-04 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/131636 title EulerOS 2.0 SP2 : openssh (EulerOS-SA-2019-2483)
Redhat
| advisories |
| ||||
| rpms |
|
The Hacker News
| id | THN:445A5A09D3930F981A45FE5AFA1E4CEC |
| last seen | 2019-01-15 |
| modified | 2019-01-15 |
| published | 2019-01-15 |
| reporter | The Hacker News |
| source | https://thehackernews.com/2019/01/scp-software-vulnerabilities.html |
| title | 36-Year-Old SCP Clients' Implementation Flaws Discovered |
References
- https://github.com/openssh/openssh-portable/commit/6010c0303a422a9c5fa8860c061bf7105eb7f8b2
- https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/scp.c.diff?r1=1.197&r2=1.198&f=h
- http://www.securityfocus.com/bid/106531
- https://sintonen.fi/advisories/scp-client-multiple-vulnerabilities.txt
- https://usn.ubuntu.com/3885-1/
- https://www.debian.org/security/2019/dsa-4387
- https://security.netapp.com/advisory/ntap-20190215-0001/
- https://security.gentoo.org/glsa/201903-16
- https://lists.debian.org/debian-lts-announce/2019/03/msg00030.html
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
- https://access.redhat.com/errata/RHSA-2019:3702
- https://security.gentoo.org/glsa/202007-53
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf