CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
68.0%
The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:2393-1 advisory.
Security fixes:
- CVE-2024-39894: Fixed timing attacks against echo-off password entry (bsc#1227318).
Other fixes:
- Add obsoletes for openssh-server-config-rootlogin (bsc#1227350).
- Add #include <stdlib.h> in some files added by the ldap patch to fix build with gcc14 (bsc#1225904).
- Remove the recommendation for openssh-server-config-rootlogin from openssh-server (bsc#1224392).
Tenable has extracted the preceding description block directly from the SUSE security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application’s self-reported version number.
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The package checks in this plugin were extracted from
# SUSE update advisory SUSE-SU-2024:2393-1. The text itself
# is copyright (C) SUSE.
##
include('compat.inc');
if (description)
{
script_id(202175);
script_version("1.1");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/07/11");
script_cve_id("CVE-2023-51385", "CVE-2024-39894");
script_xref(name:"IAVA", value:"2023-A-0701-S");
script_xref(name:"IAVA", value:"2024-A-0375");
script_xref(name:"SuSE", value:"SUSE-SU-2024:2393-1");
script_name(english:"SUSE SLED15 / SLES15 / openSUSE 15 Security Update : openssh (SUSE-SU-2024:2393-1)");
script_set_attribute(attribute:"synopsis", value:
"The remote SUSE host is missing one or more security updates.");
script_set_attribute(attribute:"description", value:
"The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are
affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:2393-1 advisory.
Security fixes:
- CVE-2024-39894: Fixed timing attacks against echo-off password entry (bsc#1227318).
Other fixes:
- Add obsoletes for openssh-server-config-rootlogin (bsc#1227350).
- Add #include <stdlib.h> in some files added by the ldap patch to
fix build with gcc14 (bsc#1225904).
- Remove the recommendation for openssh-server-config-rootlogin
from openssh-server (bsc#1224392).
Tenable has extracted the preceding description block directly from the SUSE security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1218215");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1224392");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1225904");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1227318");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/1227350");
# https://lists.suse.com/pipermail/sle-security-updates/2024-July/018919.html
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?dc417fcf");
script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2023-51385");
script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2024-39894");
script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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-2023-51385");
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:"2023/12/18");
script_set_attribute(attribute:"patch_publication_date", value:"2024/07/10");
script_set_attribute(attribute:"plugin_publication_date", value:"2024/07/11");
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-clients");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-common");
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-server");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssh-server-config-disallow-rootlogin");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:15");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"SuSE Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2024 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('rpm.inc');
if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item("Host/SuSE/release");
if (isnull(os_release) || os_release !~ "^(SLED|SLES|SUSE)") audit(AUDIT_OS_NOT, "SUSE / openSUSE");
var os_ver = pregmatch(pattern: "^(SLE(S|D)(?:_SAP)?\d+|SUSE([\d.]+))", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'SUSE / openSUSE');
os_ver = os_ver[1];
if (! preg(pattern:"^(SLED15|SLED_SAP15|SLES15|SLES_SAP15|SUSE15\.6)$", string:os_ver)) audit(AUDIT_OS_NOT, 'SUSE SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15', 'SUSE / openSUSE (' + os_ver + ')');
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'SUSE / openSUSE (' + os_ver + ')', cpu);
var service_pack = get_kb_item("Host/SuSE/patchlevel");
if (isnull(service_pack)) service_pack = "0";
if (os_ver == "SLED15" && (! preg(pattern:"^(6)$", string:service_pack))) audit(AUDIT_OS_NOT, "SLED15 SP6", os_ver + " SP" + service_pack);
if (os_ver == "SLED_SAP15" && (! preg(pattern:"^(6)$", string:service_pack))) audit(AUDIT_OS_NOT, "SLED_SAP15 SP6", os_ver + " SP" + service_pack);
if (os_ver == "SLES15" && (! preg(pattern:"^(6)$", string:service_pack))) audit(AUDIT_OS_NOT, "SLES15 SP6", os_ver + " SP" + service_pack);
if (os_ver == "SLES_SAP15" && (! preg(pattern:"^(6)$", string:service_pack))) audit(AUDIT_OS_NOT, "SLES_SAP15 SP6", os_ver + " SP" + service_pack);
var pkgs = [
{'reference':'openssh-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-askpass-gnome-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-askpass-gnome-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-clients-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-clients-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-common-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-common-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-fips-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-fips-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-helpers-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-helpers-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-server-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-server-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-server-config-disallow-rootlogin-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-server-config-disallow-rootlogin-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES_SAP15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLES_SAP-release-15.6']},
{'reference':'openssh-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-askpass-gnome-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-desktop-applications-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-askpass-gnome-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-desktop-applications-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-clients-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-clients-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-common-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-common-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-fips-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-fips-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-helpers-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-helpers-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-server-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-server-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-server-config-disallow-rootlogin-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLED15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-server-config-disallow-rootlogin-9.6p1-150600.6.6.1', 'sp':'6', 'release':'SLES15', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['SLE_HPC-release-15.6', 'sle-module-basesystem-release-15.6', 'sled-release-15.6', 'sles-release-15.6']},
{'reference':'openssh-9.6p1-150600.6.6.1', 'release':'SUSE15.6', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['openSUSE-release-15.6']},
{'reference':'openssh-askpass-gnome-9.6p1-150600.6.6.1', 'release':'SUSE15.6', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['openSUSE-release-15.6']},
{'reference':'openssh-cavs-9.6p1-150600.6.6.1', 'release':'SUSE15.6', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['openSUSE-release-15.6']},
{'reference':'openssh-clients-9.6p1-150600.6.6.1', 'release':'SUSE15.6', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['openSUSE-release-15.6']},
{'reference':'openssh-common-9.6p1-150600.6.6.1', 'release':'SUSE15.6', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['openSUSE-release-15.6']},
{'reference':'openssh-fips-9.6p1-150600.6.6.1', 'release':'SUSE15.6', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['openSUSE-release-15.6']},
{'reference':'openssh-helpers-9.6p1-150600.6.6.1', 'release':'SUSE15.6', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['openSUSE-release-15.6']},
{'reference':'openssh-server-9.6p1-150600.6.6.1', 'release':'SUSE15.6', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['openSUSE-release-15.6']},
{'reference':'openssh-server-config-disallow-rootlogin-9.6p1-150600.6.6.1', 'release':'SUSE15.6', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE, 'exists_check':['openSUSE-release-15.6']}
];
var ltss_caveat_required = FALSE;
var flag = 0;
foreach var package_array ( pkgs ) {
var reference = NULL;
var _release = NULL;
var sp = NULL;
var _cpu = NULL;
var exists_check = NULL;
var 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) {
if (exists_check) {
var check_flag = 0;
foreach var check (exists_check) {
if (!rpm_exists(release:_release, rpm:check)) continue;
check_flag++;
}
if (!check_flag) continue;
}
if (rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, rpm_spec_vers_cmp:rpm_spec_vers_cmp)) flag++;
}
}
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : rpm_report_get()
);
exit(0);
}
else
{
var tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'openssh / openssh-askpass-gnome / openssh-cavs / openssh-clients / etc');
}
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-51385
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-39894
www.nessus.org/u?dc417fcf
bugzilla.suse.com/1218215
bugzilla.suse.com/1224392
bugzilla.suse.com/1225904
bugzilla.suse.com/1227318
bugzilla.suse.com/1227350
www.suse.com/security/cve/CVE-2023-51385
www.suse.com/security/cve/CVE-2024-39894
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
68.0%