Facebook View My Calendar SQL Injection

`Title:  
======  
Facebook view my calendar - SQL Injection Vulnerability  
  
  
Date:  
=====  
2012-02-14  
  
  
References:  
===========  
http://www.Ninja-Sec.com  
  
  
  
Introduction:  
=============  
The application is currently included and viewable by all facebook users.  
The service is an external 3rd party application sponsored by the Facebook  
view my calendar Development Team.  
  
(Copy from the Vendors Homepage: http://apps.facebook.com/viewmycalendar/)  
  
Facebook is a social networking service and website launched in February  
2004, operated and privately owned  
by Facebook, Inc. As of July 2011, Facebook has more than 750 million  
active users. Users may create  
a personal profile, add other users as friends, and exchange messages,  
including automatic notifications when  
they update their profile. Facebook users must register before using the  
site. Additionally, users may join  
common-interest user groups, organized by workplace, school or college, or  
other characteristics.  
  
(Copy of the Vendor Website: http://en.wikipedia.org/wiki/Facebook)  
  
  
Abstract:  
=========  
Ninja-Sec discovered a remote SQL Injection vulnerability on the 3rd party  
web  
application - Facebook Life Smile (apps.facebook.com).  
  
  
Report-Timeline:  
================  
2012-02-02: Vendor Notification  
2012-02-02: Developer Notification  
2012-02-04: Public or Non-Public Disclosure  
  
  
Status:  
========  
Published  
  
  
Exploitation-Technique:  
=======================  
Remote  
  
  
Severity:  
=========  
High  
  
  
Details:  
========  
A remote SQL Injection vulnerability is detected on the Facebook Life Smile  
(apps.facebook).  
The vulnerability allows an attacker (remote) to inject/execute own sql  
statements on the affected fb application dbms.  
  
Vulnerable Module(s):  
[+] Life Smile - Facebook 3rd Party  
Application  
  
Vulnerable Param(s)/File(s):  
[+] index.php  
  
  
Affected Application:  
[+] apps.facebook.com/viewmycalendar/  
  
  
  
  
Sql Error  
  
---  
  
Fatal error: Uncaught exception 'PDOException' with message  
'SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error  
in your SQL syntax; check the manual that corresponds to your MySQL server  
version for the right syntax to use near 'order by mon ASC' at line 3' in  
/home/ashishl/public_html/calendar/index.php:157 Stack trace: #0  
/home/ashishl/public_html/calendar/index.php(157): PDOStatement->execute()  
#1 {main} thrown in /home/ashishl/public_html/calendar/index.php on line 157  
  
----  
  
Proof of Concept:  
=================  
The vulnerability can be exploited by remote attackers. For demonstration  
or reproduce ...  
  
URL: http://apps.facebook.com/  
Path: /viewmycalendar/  
File: index.php  
  
  
Example:  
  
http://[APP-SERVER]/[SERVICE-APP]/[FILE].[PHP]?=[SQL Injection]  
  
  
PoC:  
  
http://apps.facebook.com/viewmycalendar/index.php?page=[SQL-Injection]  
  
Real World Demo :  
  
http://apps.facebook.com/viewmycalendar/index.php?page=1'  
  
Risk:  
=====  
The security risk of the application sql injection vulnerabilities are  
estimated as high(+).  
  
  
Credits:  
========  
Ninja-Sec Research Laboratory - Mohamed Saad (Anti-Trust)  
  
  
Disclaimer:  
===========  
The information provided in this advisory is provided as it is without any  
warranty. Ninja-Sec disclaims all warranties,  
either expressed or implied, including the warranties of merchantability  
and capability for a particular purpose. Ninja-Sec or its suppliers are not  
liable in any case of damage, including direct, indirect, incidental,  
consequential loss of business  
profits or special damages, even if Ninja-Sec.com or its suppliers have  
been advised of the possibility of such damages. Some  
states do not allow the exclusion or limitation of liability for  
consequential or incidental damages so the foregoing limitation  
may not apply. Any modified copy or reproduction, including partially  
usages, of this file requires authorization from Ninja-Sec. Permission to  
electronically redistribute this alert in its unmodified form is granted.  
All other rights, including the use of  
other media, are reserved by Ninja-Sec or its suppliers.  
  
Copyright © 2012|Ninja-Sec  
  
  
  
  
--   
Website: www.Ninja-Sec.com  
Contact: [email protected]  
`