CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:M/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
Percentile
15.5%
The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:4222 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
# Red Hat Security Advisory RHSA-2021:4222. The text
# itself is copyright (C) Red Hat, Inc.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(155187);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2022/03/11");
script_cve_id("CVE-2021-3602");
script_xref(name:"RHSA", value:"2021:4222");
script_name(english:"CentOS 8 : container-tools:3.0 (CESA-2021:4222)");
script_set_attribute(attribute:"synopsis", value:
"The remote CentOS host is missing a security update.");
script_set_attribute(attribute:"description", value:
"The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the
CESA-2021:4222 advisory.
- buildah: Host environment variables leaked in build container when using chroot isolation (CVE-2021-3602)
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://access.redhat.com/errata/RHSA-2021:4222");
script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:M/Au:N/C:P/I:N/A:N");
script_set_cvss_temporal_vector("CVSS2#E:U/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:N/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-2021-3602");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"vuln_publication_date", value:"2021/11/09");
script_set_attribute(attribute:"patch_publication_date", value:"2021/11/09");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/11/11");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/o:centos:centos:8-stream");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:cockpit-podman");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:conmon");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:container-selinux");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:containernetworking-plugins");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:crit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:criu");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:crun");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:fuse-overlayfs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:libslirp");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:libslirp-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:podman");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:podman-catatonit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:podman-docker");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:podman-plugins");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:podman-remote");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:podman-tests");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:python3-criu");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:slirp4netns");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:toolbox");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:toolbox-tests");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:udica");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"CentOS Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2021-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/CentOS/release", "Host/CentOS/rpm-list", "Host/cpu");
exit(0);
}
include('audit.inc');
include('global_settings.inc');
include('misc_func.inc');
include('rpm.inc');
include('rhel.inc');
if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var release = get_kb_item('Host/CentOS/release');
if (isnull(release) || 'CentOS' >!< release) audit(AUDIT_OS_NOT, 'CentOS');
var os_ver = pregmatch(pattern: "CentOS(?: Stream)?(?: Linux)? release ([0-9]+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'CentOS');
var os_ver = os_ver[1];
if ('CentOS Stream' >!< release) audit(AUDIT_OS_NOT, 'CentOS 8-Stream');
if (!rhel_check_release(operator: 'ge', os_version: os_ver, rhel_version: '8')) audit(AUDIT_OS_NOT, 'CentOS 8.x', 'CentOS ' + os_ver);
if (!get_kb_item('Host/CentOS/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, 'CentOS', cpu);
var pkgs = [
{'reference':'cockpit-podman-29-2.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'cockpit-podman-29-2.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'conmon-2.0.26-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'conmon-2.0.26-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'container-selinux-2.167.0-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'container-selinux-2.167.0-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'containernetworking-plugins-0.9.1-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'containernetworking-plugins-0.9.1-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'crit-3.15-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'crit-3.15-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'criu-3.15-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'criu-3.15-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'crun-0.18-2.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'crun-0.18-2.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'fuse-overlayfs-1.4.0-2.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'fuse-overlayfs-1.4.0-2.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libslirp-4.3.1-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libslirp-4.3.1-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libslirp-devel-4.3.1-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libslirp-devel-4.3.1-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-3.0.1-6.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-3.0.1-6.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-catatonit-3.0.1-6.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-catatonit-3.0.1-6.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-docker-3.0.1-6.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-docker-3.0.1-6.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-plugins-3.0.1-6.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-plugins-3.0.1-6.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-remote-3.0.1-6.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-remote-3.0.1-6.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-tests-3.0.1-6.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'podman-tests-3.0.1-6.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'python3-criu-3.15-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'python3-criu-3.15-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'slirp4netns-1.1.8-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'slirp4netns-1.1.8-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'toolbox-0.0.99-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'toolbox-0.0.99-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'toolbox-tests-0.0.99-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'toolbox-tests-0.0.99-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'udica-0.2.4-1.module_el8.5.0', 'cpu':'aarch64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'udica-0.2.4-1.module_el8.5.0', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE}
];
var flag = 0;
foreach 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;
if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
if (!empty_or_null(package_array['release'])) release = 'CentOS-' + 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 (reference && release) {
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_NOTE,
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, 'cockpit-podman / conmon / container-selinux / etc');
}
Vendor | Product | Version | CPE |
---|---|---|---|
centos | centos | 8-stream | cpe:/o:centos:centos:8-stream |
centos | centos | cockpit-podman | p-cpe:/a:centos:centos:cockpit-podman |
centos | centos | conmon | p-cpe:/a:centos:centos:conmon |
centos | centos | container-selinux | p-cpe:/a:centos:centos:container-selinux |
centos | centos | containernetworking-plugins | p-cpe:/a:centos:centos:containernetworking-plugins |
centos | centos | crit | p-cpe:/a:centos:centos:crit |
centos | centos | criu | p-cpe:/a:centos:centos:criu |
centos | centos | crun | p-cpe:/a:centos:centos:crun |
centos | centos | fuse-overlayfs | p-cpe:/a:centos:centos:fuse-overlayfs |
centos | centos | libslirp | p-cpe:/a:centos:centos:libslirp |
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:M/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
Percentile
15.5%