Ubuntu 16.04 LTS / 18.04 LTS : SQLite vulnerabilities (USN-4298-1)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-4298-1. 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(134402);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/08/27");

  script_cve_id(
    "CVE-2019-13734",
    "CVE-2019-13750",
    "CVE-2019-13751",
    "CVE-2019-13752",
    "CVE-2019-13753",
    "CVE-2019-19880",
    "CVE-2019-19923",
    "CVE-2019-19924",
    "CVE-2019-19925",
    "CVE-2019-19926",
    "CVE-2019-19959",
    "CVE-2019-20218",
    "CVE-2020-9327"
  );
  script_xref(name:"USN", value:"4298-1");

  script_name(english:"Ubuntu 16.04 LTS / 18.04 LTS : SQLite vulnerabilities (USN-4298-1)");

  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 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as
referenced in the USN-4298-1 advisory.

    It was discovered that SQLite incorrectly handled certain shadow tables. An attacker could use this issue
    to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code.
    (CVE-2019-13734, CVE-2019-13750, CVE-2019-13753)

    It was discovered that SQLite incorrectly handled certain corrupt records. An attacker could use this
    issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code.
    (CVE-2019-13751)

    It was discovered that SQLite incorrectly handled certain queries. An attacker could use this issue to
    cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue
    only affected Ubuntu 19.10. (CVE-2019-19880)

    It was discovered that SQLite incorrectly handled certain queries. An attacker could use this issue to
    cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue
    only affected Ubuntu 18.04 LTS and Ubuntu 19.10. (CVE-2019-19923)

    It was discovered that SQLite incorrectly handled parser tree rewriting. An attacker could use this issue
    to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue
    only affected Ubuntu 19.10. (CVE-2019-19924)

    It was discovered that SQLite incorrectly handled certain ZIP archives. An attacker could use this issue
    to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue
    only affected Ubuntu 18.04 LTS and Ubuntu 19.10. (CVE-2019-19925, CVE-2019-19959)

    It was discovered that SQLite incorrectly handled errors during parsing. An attacker could use this issue
    to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code.
    (CVE-2019-19926)

    It was discovered that SQLite incorrectly handled parsing errors. An attacker could use this issue to
    cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code.
    (CVE-2019-20218)

    It was discovered that SQLite incorrectly handled generated column optimizations. An attacker could use
    this issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code.
    This issue only affected Ubuntu 18.04 LTS and Ubuntu 19.10. (CVE-2020-9327)

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-4298-1");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/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: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-2019-13734");

  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:"2019/12/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/03/10");
  script_set_attribute(attribute:"plugin_publication_date", value:"2020/03/11");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libsqlite3-0");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libsqlite3-dev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libsqlite3-tcl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:sqlite3");
  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:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:lemon");
  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) 2020-2024 Canonical, Inc. / NASL script (C) 2020-2024 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': 'lemon', 'pkgver': '3.11.0-1ubuntu1.4'},
    {'osver': '16.04', 'pkgname': 'libsqlite3-0', 'pkgver': '3.11.0-1ubuntu1.4'},
    {'osver': '16.04', 'pkgname': 'libsqlite3-dev', 'pkgver': '3.11.0-1ubuntu1.4'},
    {'osver': '16.04', 'pkgname': 'libsqlite3-tcl', 'pkgver': '3.11.0-1ubuntu1.4'},
    {'osver': '16.04', 'pkgname': 'sqlite3', 'pkgver': '3.11.0-1ubuntu1.4'},
    {'osver': '18.04', 'pkgname': 'lemon', 'pkgver': '3.22.0-1ubuntu0.3'},
    {'osver': '18.04', 'pkgname': 'libsqlite3-0', 'pkgver': '3.22.0-1ubuntu0.3'},
    {'osver': '18.04', 'pkgname': 'libsqlite3-dev', 'pkgver': '3.22.0-1ubuntu0.3'},
    {'osver': '18.04', 'pkgname': 'libsqlite3-tcl', 'pkgver': '3.22.0-1ubuntu0.3'},
    {'osver': '18.04', 'pkgname': 'sqlite3', 'pkgver': '3.22.0-1ubuntu0.3'}
];

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, 'lemon / libsqlite3-0 / libsqlite3-dev / libsqlite3-tcl / sqlite3');
}