Fedora 39 : php-tcpdf (2024-0b2854c95b)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##
# The descriptive text and package checks in this plugin were
# extracted from Fedora Security Advisory FEDORA-2024-0b2854c95b
#

include('compat.inc');

if (description)
{
  script_id(210379);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/05/22");

  script_cve_id("CVE-2024-22641");
  script_xref(name:"FEDORA", value:"2024-0b2854c95b");

  script_name(english:"Fedora 39 : php-tcpdf (2024-0b2854c95b)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Fedora host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote Fedora 39 host has a package installed that is affected by a vulnerability as referenced in the
FEDORA-2024-0b2854c95b advisory.

    **Version 6.7.7** (2024-10-26)

    - Update regular expression to avoid ReDoS (**CVE-2024-22641**)
    - [PHP 8.4] Fix: Curl CURLOPT_BINARYTRANSFER deprecated #675
    - SVG detection fix for inline data images #646
    - Fix count svg #647
    - Since the version 6.7.4, the 0 is considered like empty string and not displayed
    - Fixed handling of transparency in PDF/A mode in addExtGState method
    - Encrypt /DA string when document is encrypted
    - Improve quality of generated seed, avoid potential security pitfall
    - Try to use random_bytes() first if it's available
    - Do not include the server parameters in the generated seed, as they might contain sensitive data
    - Fix bug on _getannotsrefs when there are empty signature appearances but not other annot on a page
    - Fix SVG coordinate parser that caused drawing artifacts
    - Remove usage of xml_set_object() function

    ----

    **Version 6.7.6** (2024-10-06)

    - Forbid access to parent folder in HTML images.

    ----

    **Version 6.7.5** (2024-04-20)

    - Update GitHub actions
    - fix: CSV-2024-22640 (#712)

    ----

    **Version 6.7.4** (2024-03-24)

    - Upgrade tcpdf tag encryption algorithm.
    - Fix regression issue #699.
    - Fix security issue.
    - [BREAKING CHANGE] The tcpdf HTML tag syntax has changed, see example_049.php.
    - New K_ALLOWED_TCPDF_TAGS configuration constant to set the allowed methods for the tcdpf HTML tag.
    - Raised minimum PHP version to PHP 5.5.0.


Tenable has extracted the preceding description block directly from the Fedora 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://bodhi.fedoraproject.org/updates/FEDORA-2024-0b2854c95b");
  script_set_attribute(attribute:"solution", value:
"Update the affected php-tcpdf package.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/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: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-2024-22641");

  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:"2024/05/28");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/10/28");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/11/06");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:39");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:php-tcpdf");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Fedora Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2024-2025 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list");

  exit(0);
}


include('rpm.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/RedHat/release');
if (isnull(os_release) || 'Fedora' >!< os_release) audit(AUDIT_OS_NOT, 'Fedora');
var os_ver = pregmatch(pattern: "Fedora.*release ([0-9]+)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Fedora');
os_ver = os_ver[1];
if (! preg(pattern:"^39([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, 'Fedora 39', 'Fedora ' + os_ver);

if (!get_kb_item('Host/RedHat/rpm-list')) 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, 'Fedora', cpu);

var pkgs = [
    {'reference':'php-tcpdf-6.7.7-1.fc39', 'release':'FC39', 'rpm_spec_vers_cmp':TRUE}
];

var flag = 0;
foreach package_array ( pkgs ) {
  var reference = NULL;
  var _release = NULL;
  var sp = NULL;
  var _cpu = NULL;
  var el_string = NULL;
  var rpm_spec_vers_cmp = NULL;
  var epoch = NULL;
  var allowmaj = NULL;
  if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
  if (!empty_or_null(package_array['release'])) _release = package_array['release'];
  if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
  if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
  if (!empty_or_null(package_array['el_string'])) el_string = package_array['el_string'];
  if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
  if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
  if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
  if (reference && _release) {
    if (rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj)) flag++;
  }
}

if (flag)
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'php-tcpdf');
}