WordPress Sharebar Plugin SQLi / XSS Vulnerabilities

# SPDX-FileCopyrightText: 2012 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("1.3.6.1.4.1.25623.1.0.802858");
  script_version("2023-10-27T05:05:28+0000");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2023-10-27 05:05:28 +0000 (Fri, 27 Oct 2023)");
  script_tag(name:"creation_date", value:"2012-05-17 13:13:01 +0530 (Thu, 17 May 2012)");
  script_name("WordPress Sharebar Plugin SQLi / XSS Vulnerabilities");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2012 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:"http://secunia.com/advisories/48908");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/53201");
  script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/75064");
  script_xref(name:"URL", value:"http://packetstormsecurity.org/files/112690/WordPress-Sharebar-1.2.1-SQL-Injection-Cross-Site-Scripting.html");

  script_tag(name:"impact", value:"Successful exploitation will allow remote attackers to cause SQL
  Injection attack and gain sensitive information or insert arbitrary HTML and script code, which
  will be executed in a user's browser session in the context of an affected site.");

  script_tag(name:"affected", value:"WordPress Sharebar version 1.2.3 and prior");

  script_tag(name:"insight", value:"The flaws are due to improper validation of user supplied input to,

  - 'status' parameter to /wp-content/plugins/sharebar/sharebar-admin.php'.

  - 'status' parameter to /wp-admin/options-general.php
  (when 'page' is set to 'Sharebar'), which allows attacker to manipulate
  SQL queries by injecting arbitrary SQL code.");

  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:"summary", value:"The WordPress plugin 'Sharebar' is prone to SQL injection (SQLi) and cross-site scripting (XSS) vulnerabilities.");

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

  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 = dir + '/wp-content/plugins/sharebar/sharebar-admin.php?status=<script>alert(document.cookie)</script>';

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

exit(99);