CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:S/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
96.2%
The remote CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the CESA-2022:0328 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 descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2022:0328 and
# CentOS Errata and Security Advisory 2022:0328 respectively.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(157294);
script_version("1.6");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/02/03");
script_cve_id("CVE-2021-44142");
script_xref(name:"RHSA", value:"2022:0328");
script_xref(name:"IAVA", value:"2022-A-0054-S");
script_name(english:"CentOS 7 : samba (CESA-2022:0328)");
script_set_attribute(attribute:"synopsis", value:
"The remote CentOS Linux host is missing a security update.");
script_set_attribute(attribute:"description", value:
"The remote CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the
CESA-2022:0328 advisory.
- samba: Out-of-bounds heap read/write vulnerability in VFS module vfs_fruit allows code execution
(CVE-2021-44142)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
# https://lists.centos.org/pipermail/centos-announce/2022-February/073554.html
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?edbc9f53");
script_set_attribute(attribute:"see_also", value:"https://cwe.mitre.org/data/definitions/787.html");
script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:H/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-44142");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"exploited_by_malware", value:"true");
script_cwe_id(787);
script_set_attribute(attribute:"vuln_publication_date", value:"2022/01/31");
script_set_attribute(attribute:"patch_publication_date", value:"2022/02/01");
script_set_attribute(attribute:"plugin_publication_date", value:"2022/02/01");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:ctdb");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:ctdb-tests");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:libsmbclient");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:libsmbclient-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:libwbclient");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:libwbclient-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-client");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-client-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-common");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-common-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-common-tools");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-dc");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-dc-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-krb5-printing");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-pidl");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-python");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-python-test");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-test");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-test-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-vfs-glusterfs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-winbind");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-winbind-clients");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-winbind-krb5-locator");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:samba-winbind-modules");
script_set_attribute(attribute:"cpe", value:"cpe:/o:centos:centos:7");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"CentOS Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/CentOS/release", "Host/CentOS/rpm-list", "Host/cpu");
exit(0);
}
include('audit.inc');
include('global_settings.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(?: Linux)? release ([0-9]+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'CentOS');
var os_ver = os_ver[1];
if (!rhel_check_release(operator: 'ge', os_version: os_ver, rhel_version: '7')) audit(AUDIT_OS_NOT, 'CentOS 7.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':'ctdb-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'ctdb-tests-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libsmbclient-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libsmbclient-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libsmbclient-devel-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libsmbclient-devel-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libwbclient-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libwbclient-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libwbclient-devel-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'libwbclient-devel-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-client-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-client-libs-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-client-libs-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-common-4.10.16-18.el7_9', 'sp':'9', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-common-libs-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-common-libs-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-common-tools-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-dc-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-dc-libs-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-devel-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-devel-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-krb5-printing-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-libs-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-libs-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-pidl-4.10.16-18.el7_9', 'sp':'9', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-python-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-python-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-python-test-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-test-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-test-libs-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-test-libs-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-vfs-glusterfs-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-winbind-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-winbind-clients-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-winbind-krb5-locator-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-winbind-modules-4.10.16-18.el7_9', 'sp':'9', 'cpu':'i686', 'release':'CentOS-7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'samba-winbind-modules-4.10.16-18.el7_9', 'sp':'9', 'cpu':'x86_64', 'release':'CentOS-7', '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 = 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_HOLE,
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, 'ctdb / ctdb-tests / libsmbclient / etc');
}
Vendor | Product | Version | CPE |
---|---|---|---|
centos | centos | ctdb | p-cpe:/a:centos:centos:ctdb |
centos | centos | ctdb-tests | p-cpe:/a:centos:centos:ctdb-tests |
centos | centos | libsmbclient | p-cpe:/a:centos:centos:libsmbclient |
centos | centos | libsmbclient-devel | p-cpe:/a:centos:centos:libsmbclient-devel |
centos | centos | libwbclient | p-cpe:/a:centos:centos:libwbclient |
centos | centos | libwbclient-devel | p-cpe:/a:centos:centos:libwbclient-devel |
centos | centos | samba | p-cpe:/a:centos:centos:samba |
centos | centos | samba-client | p-cpe:/a:centos:centos:samba-client |
centos | centos | samba-client-libs | p-cpe:/a:centos:centos:samba-client-libs |
centos | centos | samba-common | p-cpe:/a:centos:centos:samba-common |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:S/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
96.2%