The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2022:5099 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
# AlmaLinux Security Advisory ALSA-2022:5099.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(167671);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/01/18");
script_cve_id(
"CVE-2021-3695",
"CVE-2021-3696",
"CVE-2021-3697",
"CVE-2022-28733",
"CVE-2022-28734",
"CVE-2022-28735",
"CVE-2022-28736",
"CVE-2022-28737"
);
script_xref(name:"ALSA", value:"2022:5099");
script_name(english:"AlmaLinux 9 : grub2, mokutil, shim, and shim-unsigned-x64 (ALSA-2022:5099)");
script_set_attribute(attribute:"synopsis", value:
"The remote AlmaLinux host is missing one or more security updates.");
script_set_attribute(attribute:"description", value:
"The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the
ALSA-2022:5099 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://errata.almalinux.org/9/ALSA-2022-5099.html");
script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-3696");
script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2022-28733");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_cwe_id(120, 191, 416, 787, 829);
script_set_attribute(attribute:"vuln_publication_date", value:"2022/06/16");
script_set_attribute(attribute:"patch_publication_date", value:"2022/06/16");
script_set_attribute(attribute:"plugin_publication_date", value:"2022/11/16");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-common");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-efi-aa64");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-efi-aa64-cdboot");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-efi-aa64-modules");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-efi-x64");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-efi-x64-cdboot");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-efi-x64-modules");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-pc");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-pc-modules");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-ppc64le");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-ppc64le-modules");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-tools");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-tools-efi");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-tools-extra");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:grub2-tools-minimal");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:shim-aa64");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:shim-unsigned-x64");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:shim-x64");
script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:9");
script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:9::baseos");
script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:9::crb");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Alma Linux Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2022-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/AlmaLinux/release", "Host/AlmaLinux/rpm-list", "Host/cpu");
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/AlmaLinux/release');
if (isnull(os_release) || 'AlmaLinux' >!< os_release) audit(AUDIT_OS_NOT, 'AlmaLinux');
var os_ver = pregmatch(pattern: "AlmaLinux release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'AlmaLinux');
os_ver = os_ver[1];
if (! preg(pattern:"^9([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, 'AlmaLinux 9.x', 'AlmaLinux ' + os_ver);
if (!get_kb_item('Host/AlmaLinux/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'AlmaLinux', cpu);
var pkgs = [
{'reference':'grub2-common-2.06-27.el9_0.7.alma', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-efi-aa64-2.06-27.el9_0.7.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-efi-aa64-2.06-27.el9_0.7.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-efi-aa64-cdboot-2.06-27.el9_0.7.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-efi-aa64-cdboot-2.06-27.el9_0.7.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-efi-aa64-modules-2.06-27.el9_0.7.alma', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-efi-x64-2.06-27.el9_0.7.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-efi-x64-2.06-27.el9_0.7.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-efi-x64-cdboot-2.06-27.el9_0.7.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-efi-x64-cdboot-2.06-27.el9_0.7.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-efi-x64-modules-2.06-27.el9_0.7.alma', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-pc-2.06-27.el9_0.7.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-pc-2.06-27.el9_0.7.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-pc-modules-2.06-27.el9_0.7.alma', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-ppc64le-2.06-27.el9_0.7.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-ppc64le-2.06-27.el9_0.7.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-ppc64le-modules-2.06-27.el9_0.7.alma', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-tools-2.06-27.el9_0.7.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-tools-2.06-27.el9_0.7.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-tools-efi-2.06-27.el9_0.7.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-tools-efi-2.06-27.el9_0.7.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-tools-extra-2.06-27.el9_0.7.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-tools-extra-2.06-27.el9_0.7.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-tools-minimal-2.06-27.el9_0.7.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'grub2-tools-minimal-2.06-27.el9_0.7.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'shim-aa64-15.6-1.el9.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE},
{'reference':'shim-aa64-15.6-1.el9.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE},
{'reference':'shim-unsigned-x64-15.6-1.el9.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE},
{'reference':'shim-unsigned-x64-15.6-1.el9.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE},
{'reference':'shim-x64-15.6-1.el9.alma', 'cpu':'aarch64', 'release':'9', 'rpm_spec_vers_cmp':TRUE},
{'reference':'shim-x64-15.6-1.el9.alma', 'cpu':'x86_64', 'release':'9', 'rpm_spec_vers_cmp':TRUE}
];
var flag = 0;
foreach var package_array ( pkgs ) {
var reference = NULL;
var _release = NULL;
var sp = NULL;
var _cpu = NULL;
var el_string = NULL;
var rpm_spec_vers_cmp = NULL;
var epoch = NULL;
var allowmaj = NULL;
var exists_check = NULL;
if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
if (!empty_or_null(package_array['release'])) _release = 'Alma-' + 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['el_string'])) el_string = package_array['el_string'];
if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
if (reference && _release && (!exists_check || rpm_exists(release:_release, rpm:exists_check))) {
if (rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj)) 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, 'grub2-common / grub2-efi-aa64 / grub2-efi-aa64-cdboot / etc');
}
Vendor | Product | Version | CPE |
---|---|---|---|
alma | linux | grub2-common | p-cpe:/a:alma:linux:grub2-common |
alma | linux | grub2-efi-aa64 | p-cpe:/a:alma:linux:grub2-efi-aa64 |
alma | linux | grub2-efi-aa64-cdboot | p-cpe:/a:alma:linux:grub2-efi-aa64-cdboot |
alma | linux | grub2-efi-aa64-modules | p-cpe:/a:alma:linux:grub2-efi-aa64-modules |
alma | linux | grub2-efi-x64 | p-cpe:/a:alma:linux:grub2-efi-x64 |
alma | linux | grub2-efi-x64-cdboot | p-cpe:/a:alma:linux:grub2-efi-x64-cdboot |
alma | linux | grub2-efi-x64-modules | p-cpe:/a:alma:linux:grub2-efi-x64-modules |
alma | linux | grub2-pc | p-cpe:/a:alma:linux:grub2-pc |
alma | linux | grub2-pc-modules | p-cpe:/a:alma:linux:grub2-pc-modules |
alma | linux | grub2-ppc64le | p-cpe:/a:alma:linux:grub2-ppc64le |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3695
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3696
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3697
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28733
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28734
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28736
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28737
errata.almalinux.org/9/ALSA-2022-5099.html