Roundcube Webmail <= 0.5.4 DoS Vulnerability

# Copyright (C) 2019 Greenbone Networks GmbH
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

CPE = "cpe:/a:roundcube:webmail";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.114122");
  script_version("2023-02-02T10:09:00+0000");
  script_tag(name:"last_modification", value:"2023-02-02 10:09:00 +0000 (Thu, 02 Feb 2023)");
  script_tag(name:"creation_date", value:"2019-08-21 13:38:15 +0200 (Wed, 21 Aug 2019)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");

  script_cve_id("CVE-2011-4078");

  script_tag(name:"qod_type", value:"remote_banner_unreliable");

  script_tag(name:"solution_type", value:"VendorFix");

  script_name("Roundcube Webmail <= 0.5.4 DoS Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2019 Greenbone Networks GmbH");
  script_family("Denial of Service");
  script_dependencies("sw_roundcube_http_detect.nasl");
  script_mandatory_keys("roundcube/detected");

  script_tag(name:"summary", value:"Roundcube Webmail is prone to a denial of service (DoS)
  vulnerability.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"The file 'include/iniset.php', when PHP 5.3.7 or 5.3.8 is used,
  allows remote attackers to trigger a GET request for an arbitrary URL and cause a denial of
  service (resource consumption and inbox outage), via a Subject header containing only a URL.");

  script_tag(name:"affected", value:"Roundcube Webmail versions 0.5.4 and prior.");

  script_tag(name:"solution", value:"Update to version 0.6 or later.");

  script_xref(name:"URL", value:"https://github.com/roundcube/roundcubemail/issues/3505");

  exit(0);
}

include("host_details.inc");
include("version_func.inc");

if (!port = get_app_port(cpe: CPE))
  exit(0);

if (!infos = get_app_version_and_location(cpe: CPE, port: port, exit_no_version: TRUE))
  exit(0);

version = infos["version"];
location = infos["location"];

if (version_is_less_equal(version: version, test_version: "0.5.4")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "0.6", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);