Ubuntu 20.04 LTS / 22.04 LTS / 23.04 : CUPS vulnerability (USN-6361-1)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-6361-1. The text
# itself is copyright (C) Canonical, Inc. See
# <https://ubuntu.com/security/notices>. Ubuntu(R) is a registered
# trademark of Canonical, Inc.
##

include('compat.inc');

if (description)
{
  script_id(181317);
  script_version("1.0");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/09/12");

  script_cve_id("CVE-2023-32360");
  script_xref(name:"USN", value:"6361-1");

  script_name(english:"Ubuntu 20.04 LTS / 22.04 LTS / 23.04 : CUPS vulnerability (USN-6361-1)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Ubuntu host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The remote Ubuntu 20.04 LTS / 22.04 LTS / 23.04 host has packages installed that are affected by a vulnerability as
referenced in the USN-6361-1 advisory.

  - An authentication issue was addressed with improved state management. This issue is fixed in macOS Big Sur
    11.7.7, macOS Monterey 12.6.6, macOS Ventura 13.4. An unauthenticated user may be able to access recently
    printed documents. (CVE-2023-32360)

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://ubuntu.com/security/notices/USN-6361-1");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:S/C:C/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-2023-32360");

  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:"2023/05/18");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/09/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/09/12");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:20.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:22.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:23.04");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:cups");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:cups-bsd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:cups-client");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:cups-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:cups-core-drivers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:cups-daemon");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:cups-ipp-utils");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:cups-ppdc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:cups-server-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libcups2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libcups2-dev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libcupsimage2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libcupsimage2-dev");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Ubuntu Local Security Checks");

  script_copyright(english:"Ubuntu Security Notice (C) 2023 Canonical, Inc. / NASL script (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l");

  exit(0);
}

include('debian_package.inc');

if ( ! get_kb_item('Host/local_checks_enabled') ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/Ubuntu/release');
if ( isnull(os_release) ) audit(AUDIT_OS_NOT, 'Ubuntu');
os_release = chomp(os_release);
if (! ('20.04' >< os_release || '22.04' >< os_release || '23.04' >< os_release)) audit(AUDIT_OS_NOT, 'Ubuntu 20.04 / 22.04 / 23.04', 'Ubuntu ' + os_release);
if ( ! get_kb_item('Host/Debian/dpkg-l') ) 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, 'Ubuntu', cpu);

var pkgs = [
    {'osver': '20.04', 'pkgname': 'cups', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'cups-bsd', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'cups-client', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'cups-common', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'cups-core-drivers', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'cups-daemon', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'cups-ipp-utils', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'cups-ppdc', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'cups-server-common', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'libcups2', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'libcups2-dev', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'libcupsimage2', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '20.04', 'pkgname': 'libcupsimage2-dev', 'pkgver': '2.3.1-9ubuntu1.5'},
    {'osver': '22.04', 'pkgname': 'cups', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'cups-bsd', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'cups-client', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'cups-common', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'cups-core-drivers', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'cups-daemon', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'cups-ipp-utils', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'cups-ppdc', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'cups-server-common', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'libcups2', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'libcups2-dev', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'libcupsimage2', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '22.04', 'pkgname': 'libcupsimage2-dev', 'pkgver': '2.4.1op1-1ubuntu4.6'},
    {'osver': '23.04', 'pkgname': 'cups', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'cups-bsd', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'cups-client', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'cups-common', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'cups-core-drivers', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'cups-daemon', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'cups-ipp-utils', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'cups-ppdc', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'cups-server-common', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'libcups2', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'libcups2-dev', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'libcupsimage2', 'pkgver': '2.4.2-3ubuntu2.4'},
    {'osver': '23.04', 'pkgname': 'libcupsimage2-dev', 'pkgver': '2.4.2-3ubuntu2.4'}
];

var flag = 0;
foreach package_array ( pkgs ) {
  var osver = NULL;
  var pkgname = NULL;
  var pkgver = NULL;
  if (!empty_or_null(package_array['osver'])) osver = package_array['osver'];
  if (!empty_or_null(package_array['pkgname'])) pkgname = package_array['pkgname'];
  if (!empty_or_null(package_array['pkgver'])) pkgver = package_array['pkgver'];
  if (osver && pkgname && pkgver) {
    if (ubuntu_check(osver:osver, pkgname:pkgname, pkgver:pkgver)) flag++;
  }
}

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_WARNING,
    extra      : ubuntu_report_get()
  );
  exit(0);
}
else
{
  var tested = ubuntu_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'cups / cups-bsd / cups-client / cups-common / cups-core-drivers / etc');
}