Wordpress Plugin Facebook Survey v1 SQL Injection Vulnerability

Wordpress Facebook Survey v1 - SQL Injection Vulnerability

Introduction:
=============
Wordpress Facebook Survey Pro is an easy to install & use Wordpress plugin. Get started right away,
and set up as many timeline optin pages as you want. This plugin gets to the point, and makes it so
you get the BEST answers from your FB fans. You can add a custom success page so you can offer
incentives for your fans to complete the survey. It`s the BEST way to get feedback!
 
(Copy of the Vendor Homepage: http://fbsurveypro.com/ )

Details:
========
A blind SQL Injection vulnerability is detected in the commercial Wordpress Facebook Survey Pro Plugin.
The vulnerability allows an attacker (remote) or local low privileged user account to execute a SQL
commands on the affected application dbms. The blind sql injection vulnerability is located in index.php
file (timeline module) with the bound vulnerable id parameter. Successful exploitation of the vulnerability
results in dbms & application compromise. Exploitation requires no user interaction & without privileged
application user account.
 
Vulnerable Module(s):
                [+] timeline/
 
Vulnerable File(s):
                [+] index.php
 
Vulnerable Parameter(s):
                [+] id
 
 
Proof of Concept:
=================
The SQL injection vulnerability can be exploited by remote attackers without privileged application user accounr and without
required user inter action. For demonstration or reproduce ...
 
PoC:
http://[SERVER]/[WORDPRESS]/wp-content/plugins/plugin-dir/timeline/index.php?id=1'-1 union select 1,2,3,4,5[SQL-Injection]--
 
 
Solution:
=========
Filter the id input, or use the intval() php function to make sure the input is an integer.
 
 
Risk:
=====
The security risk of the remote blind sql injection vulnerability is estimated as critical.

#  0day.today [2018-02-06]  #