WordPress Facebook Survey SQL Injection

2012-11-20T00:00:00
ID PACKETSTORM:118238
Type packetstorm
Reporter Chokri Ben Achor
Modified 2012-11-20T00:00:00

Description

                                        
                                            `Title:  
======  
Wordpress Facebook Survey v1 - SQL Injection Vulnerability  
  
  
Date:  
=====  
2012-11-18  
  
  
References:  
===========  
http://www.vulnerability-lab.com/get_content.php?id=766  
  
  
VL-ID:  
=====  
766  
  
  
Common Vulnerability Scoring System:  
====================================  
8.5  
  
  
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/ )  
  
  
Abstract:  
=========  
The Vulnerability Laboratory Research Team discovered a critical remote SQL Injection vulnerability in the Wordpress Facebook Survey Pro Plugin.  
  
  
Report-Timeline:  
================  
2012-11-18: Public Disclosure  
  
  
Status:  
========  
Published  
  
  
Exploitation-Technique:  
=======================  
Remote  
  
  
Severity:  
=========  
Critical  
  
  
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.  
  
  
Credits:  
========  
Vulnerability Laboratory [Research Team] - Chokri B.A. (meister@vulnerability-lab.com)  
  
  
Disclaimer:  
===========  
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