Xerver HTTP Server Web Administration <= 4.32 DoS Vulnerability

# Copyright (C) 2010 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:xerver:xerver";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.800175");
  script_version("2022-03-09T08:17:31+0000");
  script_tag(name:"last_modification", value:"2022-03-09 08:17:31 +0000 (Wed, 09 Mar 2022)");
  script_tag(name:"creation_date", value:"2010-03-10 15:48:25 +0100 (Wed, 10 Mar 2010)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");

  script_cve_id("CVE-2009-4658", "CVE-2009-4657");

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

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

  script_name("Xerver HTTP Server Web Administration <= 4.32 DoS Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2010 Greenbone Networks GmbH");
  script_family("Web Servers");
  script_dependencies("gb_xerver_http_server_detect.nasl");
  script_mandatory_keys("xerver/detected");

  script_tag(name:"summary", value:"Xerver HTTP Server 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 flaw is due to improper validation of user supplied input
  passed to HTTP server port via Web Administration Wizard. An attacker can set HTTP Server port to
  any kind of letter combination causing server crash.");

  script_tag(name:"impact", value:"Successful exploitation will allow attackers to cause a DoS or
  execute arbitrary code.");

  script_tag(name:"affected", value:"Xerver version 4.32 and prior on all platforms.");

  script_tag(name:"solution", value:"No known solution was made available for at least one year
  since the disclosure of this vulnerability. Likely none will be provided anymore. General solution
  options are to upgrade to a newer release, disable respective features, remove the product or
  replace the product by another one.");

  script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/53351");
  script_xref(name:"URL", value:"http://www.milw0rm.com/exploits/9717");

  exit(0);
}

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

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

if (!version = get_app_version(cpe: CPE, port: port))
  exit(0);

if (version_is_less_equal(version: version, test_version: "4.32")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "None");
  security_message(port: port, data: report);
  exit(0);
}

exit(0);