Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS / 22.04 LTS : MPlayer vulnerabilities (USN-5895-1)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-5895-1. 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(171940);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/16");

  script_cve_id(
    "CVE-2022-38850",
    "CVE-2022-38851",
    "CVE-2022-38855",
    "CVE-2022-38858",
    "CVE-2022-38860",
    "CVE-2022-38861",
    "CVE-2022-38863",
    "CVE-2022-38864",
    "CVE-2022-38865",
    "CVE-2022-38866"
  );
  script_xref(name:"USN", value:"5895-1");

  script_name(english:"Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS / 22.04 LTS : MPlayer vulnerabilities (USN-5895-1)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Ubuntu host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS / 22.04 LTS / 22.10 host has packages installed that are affected by
multiple vulnerabilities as referenced in the USN-5895-1 advisory.

  - The MPlayer Project mencoder SVN-r38374-13.0.1 is vulnerable to Divide By Zero via the function config ()
    of llibmpcodecs/vf_scale.c. (CVE-2022-38850)

  - Certain The MPlayer Project products are vulnerable to Out-of-bounds Read via function read_meta_record()
    of mplayer/libmpdemux/asfheader.c. This affects mplayer SVN-r38374-13.0.1 and mencoder SVN-r38374-13.0.1.
    (CVE-2022-38851)

  - Certain The MPlayer Project products are vulnerable to Buffer Overflow via function gen_sh_video () of
    mplayer/libmpdemux/demux_mov.c. This affects mplayer SVN-r38374-13.0.1 and mencoder SVN-r38374-13.0.1.
    (CVE-2022-38855)

  - Certain The MPlayer Project products are vulnerable to Buffer Overflow via function mov_build_index() of
    libmpdemux/demux_mov.c. This affects mplayer SVN-r38374-13.0.1 and mencoder SVN-r38374-13.0.1.
    (CVE-2022-38858)

  - Certain The MPlayer Project products are vulnerable to Divide By Zero via function demux_open_avi() of
    libmpdemux/demux_avi.c which affects mencoder. This affects mplayer SVN-r38374-13.0.1 and mencoder
    SVN-r38374-13.0.1. (CVE-2022-38860)

  - The MPlayer Project mplayer SVN-r38374-13.0.1 is vulnerable to memory corruption via function
    free_mp_image() of libmpcodecs/mp_image.c. (CVE-2022-38861)

  - Certain The MPlayer Project products are vulnerable to Buffer Overflow via function mp_getbits() of
    libmpdemux/mpeg_hdr.c which affects mencoder and mplayer. This affects mecoder SVN-r38374-13.0.1 and
    mplayer SVN-r38374-13.0.1. (CVE-2022-38863)

  - Certain The MPlayer Project products are vulnerable to Buffer Overflow via the function mp_unescape03() of
    libmpdemux/mpeg_hdr.c. This affects mencoder SVN-r38374-13.0.1 and mplayer SVN-r38374-13.0.1.
    (CVE-2022-38864)

  - Certain The MPlayer Project products are vulnerable to Divide By Zero via the function
    demux_avi_read_packet of libmpdemux/demux_avi.c. This affects mplyer SVN-r38374-13.0.1 and mencoder
    SVN-r38374-13.0.1. (CVE-2022-38865)

  - Certain The MPlayer Project products are vulnerable to Buffer Overflow via read_avi_header() of
    libmpdemux/aviheader.c . This affects mplayer SVN-r38374-13.0.1 and mencoder SVN-r38374-13.0.1.
    (CVE-2022-38866)

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://ubuntu.com/security/notices/USN-5895-1");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2022-38866");

  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:"2022/09/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/02/27");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/02/28");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:16.04:-:esm");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:18.04:-:lts");
  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:"p-cpe:/a:canonical:ubuntu_linux:mencoder");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:mplayer");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:mplayer-gui");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:mplayer2");
  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 (! ('16.04' >< os_release || '18.04' >< os_release || '20.04' >< os_release || '22.04' >< os_release)) audit(AUDIT_OS_NOT, 'Ubuntu 16.04 / 18.04 / 20.04 / 22.04', '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': '16.04', 'pkgname': 'mencoder', 'pkgver': '2:1.2.1-1ubuntu1.1+esm1'},
    {'osver': '16.04', 'pkgname': 'mplayer', 'pkgver': '2:1.2.1-1ubuntu1.1+esm1'},
    {'osver': '16.04', 'pkgname': 'mplayer-gui', 'pkgver': '2:1.2.1-1ubuntu1.1+esm1'},
    {'osver': '16.04', 'pkgname': 'mplayer2', 'pkgver': '2:1.2.1-1ubuntu1.1+esm1'},
    {'osver': '18.04', 'pkgname': 'mencoder', 'pkgver': '2:1.3.0-7ubuntu0.2'},
    {'osver': '18.04', 'pkgname': 'mplayer', 'pkgver': '2:1.3.0-7ubuntu0.2'},
    {'osver': '18.04', 'pkgname': 'mplayer-gui', 'pkgver': '2:1.3.0-7ubuntu0.2'},
    {'osver': '20.04', 'pkgname': 'mencoder', 'pkgver': '2:1.3.0-8+deb10u1build0.20.04.1'},
    {'osver': '20.04', 'pkgname': 'mplayer', 'pkgver': '2:1.3.0-8+deb10u1build0.20.04.1'},
    {'osver': '20.04', 'pkgname': 'mplayer-gui', 'pkgver': '2:1.3.0-8+deb10u1build0.20.04.1'},
    {'osver': '22.04', 'pkgname': 'mencoder', 'pkgver': '2:1.4+ds1-3ubuntu0.1'},
    {'osver': '22.04', 'pkgname': 'mplayer', 'pkgver': '2:1.4+ds1-3ubuntu0.1'},
    {'osver': '22.04', 'pkgname': 'mplayer-gui', 'pkgver': '2:1.4+ds1-3ubuntu0.1'}
];

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, 'mencoder / mplayer / mplayer-gui / mplayer2');
}