Lucene search

K

Ubuntu 16.04 LTS / 18.04 LTS : GLib vulnerability (USN-4049-1)

The remote host has GLib vulnerability in Ubuntu 16.04 LTS/18.04 LT

Show more
Related
Refs
Code
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-4049-1. 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(126565);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/08/28");

  script_cve_id("CVE-2019-13012");
  script_xref(name:"USN", value:"4049-1");

  script_name(english:"Ubuntu 16.04 LTS / 18.04 LTS : GLib vulnerability (USN-4049-1)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Ubuntu host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by a vulnerability as referenced
in the USN-4049-1 advisory.

    It was discovered that GLib created directories and files without properly restricting permissions. An
    attacker could possibly use this issue to access sensitive information.

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

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-4049-1");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/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-2019-13012");

  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:"2019/06/28");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/07/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/07/09");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libglib2.0-0");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libglib2.0-0-refdbg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libglib2.0-bin");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libglib2.0-data");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libglib2.0-dev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libglib2.0-dev-bin");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libglib2.0-tests");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libglib2.0-udeb");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:16.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:18.04:-:lts");
  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) 2019-2024 Canonical, Inc. / NASL script (C) 2019-2024 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 (! ('16.04' >< os_release || '18.04' >< os_release)) audit(AUDIT_OS_NOT, 'Ubuntu 16.04 / 18.04', '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': 'libglib2.0-0', 'pkgver': '2.48.2-0ubuntu4.3'},
    {'osver': '16.04', 'pkgname': 'libglib2.0-0-refdbg', 'pkgver': '2.48.2-0ubuntu4.3'},
    {'osver': '16.04', 'pkgname': 'libglib2.0-bin', 'pkgver': '2.48.2-0ubuntu4.3'},
    {'osver': '16.04', 'pkgname': 'libglib2.0-data', 'pkgver': '2.48.2-0ubuntu4.3'},
    {'osver': '16.04', 'pkgname': 'libglib2.0-dev', 'pkgver': '2.48.2-0ubuntu4.3'},
    {'osver': '16.04', 'pkgname': 'libglib2.0-tests', 'pkgver': '2.48.2-0ubuntu4.3'},
    {'osver': '16.04', 'pkgname': 'libglib2.0-udeb', 'pkgver': '2.48.2-0ubuntu4.3'},
    {'osver': '18.04', 'pkgname': 'libglib2.0-0', 'pkgver': '2.56.4-0ubuntu0.18.04.4'},
    {'osver': '18.04', 'pkgname': 'libglib2.0-bin', 'pkgver': '2.56.4-0ubuntu0.18.04.4'},
    {'osver': '18.04', 'pkgname': 'libglib2.0-data', 'pkgver': '2.56.4-0ubuntu0.18.04.4'},
    {'osver': '18.04', 'pkgname': 'libglib2.0-dev', 'pkgver': '2.56.4-0ubuntu0.18.04.4'},
    {'osver': '18.04', 'pkgname': 'libglib2.0-dev-bin', 'pkgver': '2.56.4-0ubuntu0.18.04.4'},
    {'osver': '18.04', 'pkgname': 'libglib2.0-tests', 'pkgver': '2.56.4-0ubuntu0.18.04.4'},
    {'osver': '18.04', 'pkgname': 'libglib2.0-udeb', 'pkgver': '2.56.4-0ubuntu0.18.04.4'}
];

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_WARNING,
    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, 'libglib2.0-0 / libglib2.0-0-refdbg / libglib2.0-bin / etc');
}

Transform Your Security Services

Elevate your offerings with Vulners' advanced Vulnerability Intelligence. Contact us for a demo and discover the difference comprehensive, actionable intelligence can make in your security strategy.

Book a live demo
09 Jul 2019 00:00Current
8.6High risk
Vulners AI Score8.6
CVSS25
CVSS37.5
EPSS0.008
22
.json
Report