Ubuntu 18.04 LTS : Chromium vulnerabilities (USN-5881-1)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-5881-1. 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(171733);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/23");

  script_cve_id(
    "CVE-2023-0471",
    "CVE-2023-0472",
    "CVE-2023-0473",
    "CVE-2023-0474",
    "CVE-2023-0696",
    "CVE-2023-0698",
    "CVE-2023-0699",
    "CVE-2023-0700",
    "CVE-2023-0701",
    "CVE-2023-0702",
    "CVE-2023-0703",
    "CVE-2023-0704",
    "CVE-2023-0705"
  );
  script_xref(name:"USN", value:"5881-1");

  script_name(english:"Ubuntu 18.04 LTS : Chromium vulnerabilities (USN-5881-1)");

  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 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in
the USN-5881-1 advisory.

  - Use after free in WebTransport in Google Chrome prior to 109.0.5414.119 allowed a remote attacker to
    potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
    (CVE-2023-0471)

  - Use after free in WebRTC in Google Chrome prior to 109.0.5414.119 allowed a remote attacker to potentially
    exploit heap corruption via a crafted HTML page. (Chromium security severity: High) (CVE-2023-0472)

  - Type Confusion in ServiceWorker API in Google Chrome prior to 109.0.5414.119 allowed a remote attacker to
    potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
    (CVE-2023-0473)

  - Use after free in GuestView in Google Chrome prior to 109.0.5414.119 allowed an attacker who convinced a
    user to install a malicious extension to potentially exploit heap corruption via a Chrome web app.
    (Chromium security severity: Medium) (CVE-2023-0474)

  - Type confusion in V8 in Google Chrome prior to 110.0.5481.77 allowed a remote attacker to potentially
    exploit heap corruption via a crafted HTML page. (Chromium security severity: High) (CVE-2023-0696)

  - Out of bounds read in WebRTC in Google Chrome prior to 110.0.5481.77 allowed a remote attacker to perform
    an out of bounds memory read via a crafted HTML page. (Chromium security severity: High) (CVE-2023-0698)

  - Use after free in GPU in Google Chrome prior to 110.0.5481.77 allowed a remote attacker to potentially
    exploit heap corruption via a crafted HTML page and browser shutdown. (Chromium security severity: Medium)
    (CVE-2023-0699)

  - Inappropriate implementation in Download in Google Chrome prior to 110.0.5481.77 allowed a remote attacker
    to potentially spoof the contents of the Omnibox (URL bar) via a crafted HTML page. (Chromium security
    severity: Medium) (CVE-2023-0700)

  - Heap buffer overflow in WebUI in Google Chrome prior to 110.0.5481.77 allowed a remote attacker who
    convinced a user to engage in specific UI interactions to potentially exploit heap corruption via UI
    interaction . (Chromium security severity: Medium) (CVE-2023-0701)

  - Type confusion in Data Transfer in Google Chrome prior to 110.0.5481.77 allowed a remote attacker who
    convinced a user to engage in specific UI interactions to potentially exploit heap corruption via a
    crafted HTML page. (Chromium security severity: Medium) (CVE-2023-0702)

  - Type confusion in DevTools in Google Chrome prior to 110.0.5481.77 allowed a remote attacker who convinced
    a user to engage in specific UI interactions to potentially exploit heap corruption via UI interactions.
    (Chromium security severity: Medium) (CVE-2023-0703)

  - Insufficient policy enforcement in DevTools in Google Chrome prior to 110.0.5481.77 allowed a remote
    attacker to bypass same origin policy and proxy settings via a crafted HTML page. (Chromium security
    severity: Low) (CVE-2023-0704)

  - Integer overflow in Core in Google Chrome prior to 110.0.5481.77 allowed a remote attacker who had one a
    race condition to potentially exploit heap corruption via a crafted HTML page. (Chromium security
    severity: Low) (CVE-2023-0705)

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-5881-1");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  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:R/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-2023-0703");

  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:"2023/01/24");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/02/21");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/02/21");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:18.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:chromium-browser");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:chromium-browser-l10n");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:chromium-chromedriver");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:chromium-codecs-ffmpeg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:chromium-codecs-ffmpeg-extra");
  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 (! ('18.04' >< os_release)) audit(AUDIT_OS_NOT, 'Ubuntu 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': '18.04', 'pkgname': 'chromium-browser', 'pkgver': '110.0.5481.100-0ubuntu0.18.04.1'},
    {'osver': '18.04', 'pkgname': 'chromium-browser-l10n', 'pkgver': '110.0.5481.100-0ubuntu0.18.04.1'},
    {'osver': '18.04', 'pkgname': 'chromium-chromedriver', 'pkgver': '110.0.5481.100-0ubuntu0.18.04.1'},
    {'osver': '18.04', 'pkgname': 'chromium-codecs-ffmpeg', 'pkgver': '110.0.5481.100-0ubuntu0.18.04.1'},
    {'osver': '18.04', 'pkgname': 'chromium-codecs-ffmpeg-extra', 'pkgver': '110.0.5481.100-0ubuntu0.18.04.1'}
];

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_HOLE,
    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, 'chromium-browser / chromium-browser-l10n / chromium-chromedriver / etc');
}