Debian dla-4239 : thunderbird - security update

#%NASL_MIN_LEVEL 80900
#
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory dla-4239. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#

include('compat.inc');

if (description)
{
  script_id(242006);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/01/21");

  script_cve_id(
    "CVE-2025-5986",
    "CVE-2025-6424",
    "CVE-2025-6425",
    "CVE-2025-6429",
    "CVE-2025-6430"
  );
  script_xref(name:"IAVA", value:"2025-A-0425-S");
  script_xref(name:"IAVA", value:"2025-A-0496-S");

  script_name(english:"Debian dla-4239 : thunderbird - security update");

  script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing one or more security-related updates.");
  script_set_attribute(attribute:"description", value:
"The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the
dla-4239 advisory.

    - -------------------------------------------------------------------------
    Debian LTS Advisory DLA-4239-1                [email protected]
    https://www.debian.org/lts/security/                          Adrian Bunk
    July 11, 2025                                 https://wiki.debian.org/LTS
    - -------------------------------------------------------------------------

    Package        : thunderbird
    Version        : 1:128.12.0esr-1~deb11u1
    CVE ID         : CVE-2025-5986 CVE-2025-6424 CVE-2025-6425 CVE-2025-6429
                     CVE-2025-6430

    Multiple vulnerabilities have been fixed in the email, calendar and
    contacts client Thunderbird.

    CVE-2025-5986

        Unsolicited File Download, Disk Space Exhaustion, and
        Credential Leakage via mailbox:/// Links

    CVE-2025-6424

        Use-after-free in FontFaceSet

    CVE-2025-6425

        The WebCompat WebExtension shipped exposed a persistent UUID

    CVE-2025-6429

        Incorrect parsing of URLs could have allowed embedding of youtube.com

    CVE-2025-6430

        Content-Disposition header ignored when a file is included
        in an embed or object tag

    For Debian 11 bullseye, these problems have been fixed in version
    1:128.12.0esr-1~deb11u1.

    We recommend that you upgrade your thunderbird packages.

    For the detailed security status of thunderbird please refer to
    its security tracker page at:
    https://security-tracker.debian.org/tracker/thunderbird

    Further information about Debian LTS security advisories, how to apply
    these updates to your system and frequently asked questions can be
    found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian 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://security-tracker.debian.org/tracker/source-package/thunderbird");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-5986");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-6424");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-6425");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-6429");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-6430");
  script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/bullseye/thunderbird");
  script_set_attribute(attribute:"solution", value:
"Upgrade the thunderbird 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: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-2025-6424");

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  script_set_attribute(attribute:"vuln_publication_date", value:"2025/06/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/07/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/07/11");

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

  script_copyright(english:"This script is Copyright (C) 2025-2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/Debian/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);
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);

var debian_release = get_kb_item('Host/Debian/release');
if ( isnull(debian_release) ) audit(AUDIT_OS_NOT, 'Debian');
debian_release = chomp(debian_release);
if (! preg(pattern:"^(11)\.[0-9]+", string:debian_release)) audit(AUDIT_OS_NOT, 'Debian 11.0', 'Debian ' + debian_release);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Debian', cpu);

var pkgs = [
    {'release': '11.0', 'prefix': 'thunderbird', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-af', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-all', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-ar', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-ast', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-be', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-bg', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-br', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-ca', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-cak', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-cs', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-cy', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-da', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-de', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-dsb', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-el', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-en-ca', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-en-gb', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-es-ar', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-es-es', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-es-mx', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-et', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-eu', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-fi', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-fr', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-fy-nl', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-ga-ie', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-gd', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-gl', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-he', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-hr', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-hsb', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-hu', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-hy-am', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-id', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-is', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-it', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-ja', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-ka', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-kab', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-kk', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-ko', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-lt', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-lv', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-ms', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-nb-no', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-nl', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-nn-no', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-pa-in', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-pl', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-pt-br', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-pt-pt', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-rm', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-ro', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-ru', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-sk', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-sl', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-sq', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-sr', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-sv-se', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-th', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-tr', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-uk', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-uz', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-vi', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-zh-cn', 'reference': '1:128.12.0esr-1~deb11u1'},
    {'release': '11.0', 'prefix': 'thunderbird-l10n-zh-tw', 'reference': '1:128.12.0esr-1~deb11u1'}
];

var flag = 0;
foreach package_array ( pkgs ) {
  var _release = NULL;
  var prefix = NULL;
  var reference = NULL;
  if (!empty_or_null(package_array['release'])) _release = package_array['release'];
  if (!empty_or_null(package_array['prefix'])) prefix = package_array['prefix'];
  if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
  if (_release && prefix && reference) {
    if (deb_check(release:_release, prefix:prefix, reference:reference)) flag++;
  }
}

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : deb_report_get()
  );
  exit(0);
}
else
{
  var tested = deb_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'thunderbird / thunderbird-l10n-af / thunderbird-l10n-all / etc');
}