Debian dsa-5934 : roundcube - security update

#%NASL_MIN_LEVEL 80900
#
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory dsa-5934. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#

include('compat.inc');

if (description)
{
  script_id(237664);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/24");

  script_cve_id("CVE-2025-49113");
  script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2026/03/13");
  script_xref(name:"IAVA", value:"2025-A-0392-S");

  script_name(english:"Debian dsa-5934 : roundcube - security update");

  script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing a security-related update.");
  script_set_attribute(attribute:"description", value:
"The remote Debian 12 host has packages installed that are affected by a vulnerability as referenced in the dsa-5934
advisory.

    - -------------------------------------------------------------------------
    Debian Security Advisory DSA-5934-1                   [email protected]
    https://www.debian.org/security/                       Moritz Muehlenhoff
    June 02, 2025                         https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package        : roundcube
    CVE ID         : CVE-2025-49113

    It was discovered that missing input validation in RoundCube Webmail
    could result in code execution.

    For the stable distribution (bookworm), these problems have been fixed in
    version 1.6.5+dfsg-1+deb12u5.

    We recommend that you upgrade your roundcube packages.

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

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

    Mailing list: [email protected]

Tenable has extracted the preceding description block directly from the Debian 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://security-tracker.debian.org/tracker/source-package/roundcube");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-49113");
  script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/bookworm/roundcube");
  script_set_attribute(attribute:"solution", value:
"Upgrade the roundcube packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2025-49113");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploit_framework_core", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'Roundcube Post-Auth RCE via PHP Object Deserialization');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2025/06/02");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/06/02");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/06/02");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:roundcube");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:roundcube-core");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:roundcube-mysql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:roundcube-pgsql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:roundcube-plugins");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:roundcube-sqlite3");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:12.0");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  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:"^(12)\.[0-9]+", string:debian_release)) audit(AUDIT_OS_NOT, 'Debian 12.0', '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': '12.0', 'prefix': 'roundcube', 'reference': '1.6.5+dfsg-1+deb12u5'},
    {'release': '12.0', 'prefix': 'roundcube-core', 'reference': '1.6.5+dfsg-1+deb12u5'},
    {'release': '12.0', 'prefix': 'roundcube-mysql', 'reference': '1.6.5+dfsg-1+deb12u5'},
    {'release': '12.0', 'prefix': 'roundcube-pgsql', 'reference': '1.6.5+dfsg-1+deb12u5'},
    {'release': '12.0', 'prefix': 'roundcube-plugins', 'reference': '1.6.5+dfsg-1+deb12u5'},
    {'release': '12.0', 'prefix': 'roundcube-sqlite3', 'reference': '1.6.5+dfsg-1+deb12u5'}
];

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, 'roundcube / roundcube-core / roundcube-mysql / roundcube-pgsql / etc');
}