Ubuntu 14.04 LTS / 16.04 LTS : FreeRDP vulnerabilities (USN-3380-1)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-3380-1. The text 
# itself is copyright (C) Canonical, Inc. See 
# <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered 
# trademark of Canonical, Inc.
#

include('compat.inc');

if (description)
{
  script_id(102260);
  script_version("1.9");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/08/27");

  script_cve_id(
    "CVE-2014-0250",
    "CVE-2014-0791",
    "CVE-2017-2834",
    "CVE-2017-2835",
    "CVE-2017-2836",
    "CVE-2017-2837",
    "CVE-2017-2838",
    "CVE-2017-2839"
  );
  script_xref(name:"USN", value:"3380-1");

  script_name(english:"Ubuntu 14.04 LTS / 16.04 LTS : FreeRDP vulnerabilities (USN-3380-1)");

  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 14.04 LTS / 16.04 LTS host has packages installed that are affected by multiple vulnerabilities as
referenced in the USN-3380-1 advisory.

    It was discovered that FreeRDP incorrectly handled certain width and height values. A malicious server
    could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute
    arbitrary code. This issue only applied to Ubuntu 14.04 LTS. (CVE-2014-0250)

    It was discovered that FreeRDP incorrectly handled certain values in a Scope List. A malicious server
    could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute
    arbitrary code. (CVE-2014-0791)

    Tyler Bohan discovered that FreeRDP incorrectly handled certain length values. A malicious server could
    use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary
    code. (CVE-2017-2834, CVE-2017-2835)

    Tyler Bohan discovered that FreeRDP incorrectly handled certain packets. A malicious server could possibly
    use this issue to cause FreeRDP to crash, resulting in a denial of service. (CVE-2017-2836, CVE-2017-2837,
    CVE-2017-2838, CVE-2017-2839)

Tenable has extracted the preceding description block directly from the Ubuntu security 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://ubuntu.com/security/notices/USN-3380-1");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  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-2014-0250");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2017-2835");

  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:"2014/01/03");
  script_set_attribute(attribute:"patch_publication_date", value:"2017/08/07");
  script_set_attribute(attribute:"plugin_publication_date", value:"2017/08/08");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-client1.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-codec1.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-common1.1.0");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-core1.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-crypto1.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-dev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-gdi1.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-locale1.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-plugins-standard");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-primitives1.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-rail1.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-utils1.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-asn1-0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-bcrypt0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-credentials0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-credui0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-crt0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-crypto0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-dev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-dsparse0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-environment0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-error0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-file0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-handle0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-heap0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-input0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-interlocked0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-io0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-library0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-path0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-pipe0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-pool0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-registry0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-rpc0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-sspi0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-sspicli0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-synch0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-sysinfo0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-thread0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-timezone0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-utils0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-winhttp0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libwinpr-winsock0.1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libxfreerdp-client1.1");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:14.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:16.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:freerdp-x11");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libfreerdp-cache1.1");
  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) 2017-2024 Canonical, Inc. / NASL script (C) 2017-2024 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 (! ('14.04' >< os_release || '16.04' >< os_release)) audit(AUDIT_OS_NOT, 'Ubuntu 14.04 / 16.04', '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': '14.04', 'pkgname': 'freerdp-x11', 'pkgver': '1.0.2-2ubuntu1.1'},
    {'osver': '14.04', 'pkgname': 'libfreerdp-dev', 'pkgver': '1.0.2-2ubuntu1.1'},
    {'osver': '14.04', 'pkgname': 'libfreerdp-plugins-standard', 'pkgver': '1.0.2-2ubuntu1.1'},
    {'osver': '14.04', 'pkgname': 'libfreerdp1', 'pkgver': '1.0.2-2ubuntu1.1'},
    {'osver': '16.04', 'pkgname': 'freerdp-x11', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-cache1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-client1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-codec1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-common1.1.0', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-core1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-crypto1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-dev', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-gdi1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-locale1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-plugins-standard', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-primitives1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-rail1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libfreerdp-utils1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-asn1-0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-bcrypt0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-credentials0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-credui0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-crt0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-crypto0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-dev', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-dsparse0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-environment0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-error0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-file0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-handle0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-heap0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-input0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-interlocked0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-io0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-library0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-path0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-pipe0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-pool0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-registry0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-rpc0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-sspi0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-sspicli0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-synch0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-sysinfo0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-thread0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-timezone0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-utils0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-winhttp0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libwinpr-winsock0.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'},
    {'osver': '16.04', 'pkgname': 'libxfreerdp-client1.1', 'pkgver': '1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2'}
];

var flag = 0;
foreach var 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)
{
  var extra = '';
  extra += ubuntu_report_get();
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : extra
  );
  exit(0);
}
else
{
  var tested = ubuntu_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'freerdp-x11 / libfreerdp-cache1.1 / libfreerdp-client1.1 / etc');
}