CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
5.1%
The remote SUSE Linux SLES11 host has a package installed that is affected by a vulnerability as referenced in the SUSE- SU-2020:14369-1 advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application’s self-reported version number.
#%NASL_MIN_LEVEL 70300
##
# (C) Tenable Network Security, Inc.
#
# The package checks in this plugin were extracted from
# SUSE update advisory SUSE-SU-2020:14369-1. The text itself
# is copyright (C) SUSE.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(150608);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/12/26");
script_cve_id("CVE-2020-8019");
script_xref(name:"SuSE", value:"SUSE-SU-2020:14369-1");
script_name(english:"SUSE SLES11 Security Update : syslog-ng (SUSE-SU-2020:14369-1)");
script_set_attribute(attribute:"synopsis", value:
"The remote SUSE host is missing a security update.");
script_set_attribute(attribute:"description", value:
"The remote SUSE Linux SLES11 host has a package installed that is affected by a vulnerability as referenced in the SUSE-
SU-2020:14369-1 advisory.
- A UNIX Symbolic Link (Symlink) Following vulnerability in the packaging of syslog-ng of SUSE Linux
Enterprise Debuginfo 11-SP3, SUSE Linux Enterprise Debuginfo 11-SP4, SUSE Linux Enterprise Module for
Legacy Software 12, SUSE Linux Enterprise Point of Sale 11-SP3, SUSE Linux Enterprise Server 11-SP4-LTSS,
SUSE Linux Enterprise Server for SAP 12-SP1; openSUSE Backports SLE-15-SP1, openSUSE Leap 15.1 allowed
local attackers controlling the user news to escalate their privileges to root. This issue affects: SUSE
Linux Enterprise Debuginfo 11-SP3 syslog-ng versions prior to 2.0.9-27.34.40.5.1. SUSE Linux Enterprise
Debuginfo 11-SP4 syslog-ng versions prior to 2.0.9-27.34.40.5.1. SUSE Linux Enterprise Module for Legacy
Software 12 syslog-ng versions prior to 3.6.4-12.8.1. SUSE Linux Enterprise Point of Sale 11-SP3 syslog-ng
versions prior to 2.0.9-27.34.40.5.1. SUSE Linux Enterprise Server 11-SP4-LTSS syslog-ng versions prior to
2.0.9-27.34.40.5.1. SUSE Linux Enterprise Server for SAP 12-SP1 syslog-ng versions prior to 3.6.4-12.8.1.
openSUSE Backports SLE-15-SP1 syslog-ng versions prior to 3.19.1-bp151.4.6.1. openSUSE Leap 15.1 syslog-ng
versions prior to 3.19.1-lp151.3.6.1. (CVE-2020-8019)
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:"https://bugzilla.suse.com/1169385");
# https://lists.suse.com/pipermail/sle-security-updates/2020-May/006818.html
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?47a697bd");
script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2020-8019");
script_set_attribute(attribute:"solution", value:
"Update the affected syslog-ng package.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2020-8019");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2020/06/29");
script_set_attribute(attribute:"patch_publication_date", value:"2020/05/14");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/06/10");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:syslog-ng");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:11");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"SuSE Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2021-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
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('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/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:"^(SLES11)$", string:os_ver)) audit(AUDIT_OS_NOT, 'SUSE SLES11', 'SUSE ' + os_ver);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< 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 == "SLES11" && (! preg(pattern:"^(4)$", string:sp))) audit(AUDIT_OS_NOT, "SLES11 SP4", os_ver + " SP" + sp);
pkgs = [
{'reference':'syslog-ng-2.0.9-27.34.40.5', 'sp':'4', 'release':'SLES11', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'SLES_SAP-release-11.4'},
{'reference':'syslog-ng-2.0.9-27.34.40.5', 'sp':'4', 'release':'SLES11', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'sles-release-11.4'}
];
flag = 0;
foreach package_array ( pkgs ) {
reference = NULL;
release = NULL;
sp = NULL;
cpu = NULL;
exists_check = NULL;
rpm_spec_vers_cmp = NULL;
if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
if (!empty_or_null(package_array['release'])) release = package_array['release'];
if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
if (!empty_or_null(package_array['cpu'])) cpu = package_array['cpu'];
if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
if (reference && release && exists_check) {
if (rpm_exists(release:release, rpm:exists_check) && rpm_check(release:release, sp:sp, cpu:cpu, reference:reference, rpm_spec_vers_cmp:rpm_spec_vers_cmp)) flag++;
}
else if (reference && release) {
if (rpm_check(release:release, sp:sp, cpu:cpu, reference:reference, rpm_spec_vers_cmp:rpm_spec_vers_cmp)) flag++;
}
}
if (flag)
{
ltss_plugin_caveat = '\n' +
'NOTE: This vulnerability check contains fixes that apply to\n' +
'packages only available in SUSE Enterprise Linux Server LTSS\n' +
'repositories. Access to these package security updates require\n' +
'a paid SUSE LTSS subscription.\n';
security_report_v4(
port : 0,
severity : SECURITY_HOLE,
extra : rpm_report_get() + ltss_plugin_caveat
);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'syslog-ng');
}
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
5.1%