Facebook BBP - Session ID & CSRF Vulnerability

Document Title:
===============
Facebook BBP - Session ID & CSRF Vulnerability


References:
===========
http://www.vulnerability-lab.com/get_content.php?id=1433

Video: https://www.youtube.com/watch?v=SAr2AGLrBkQ

Advisory: http://www.vulnerability-lab.com/get_content.php?id=1432

Vulnerability Magazine: http://magazine.vulnerability-db.com/?q=articles/2015/02/03/facebook-security-12500-bug-bounty-reward-security-researcher



Release Date:
=============
2015-02-03


Vulnerability Laboratory ID (VL-ID):
====================================
1433


Common Vulnerability Scoring System:
====================================
9.1


Discovery Status:
=================
Published


Exploitation Technique:
=======================
Remote


Severity Level:
===============
Critical


Technical Details & Description:
================================
The indepndent vulnerbaility researcher joe ballhis discovered a critical issue in the facebook framework in 2014. The issue has been discovered due to the 
participation in the official bug bounty program. The vulnerability allows to manipulate the comment id and legacy id session data.
The attacker tampers the session and intercept the vulnerable values to compromise the application. Result is that the attacker was able to delete any 
users comments or posts.
Facebook whitehat program rewards the researcher with 12.500$ bug bounty in 2014Q4. The release of the issue has been set to 2015 Q1.


Credits & Authors:
==================
Joe Balhis (https://www.facebook.com/joe.balhis)


Disclaimer & Information:
=========================
The information provided in this advisory is provided as it is without any warranty. Vulnerability Lab disclaims all warranties, either expressed 
or implied, including the warranties of merchantability and capability for a particular purpose. Vulnerability-Lab 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 Vulnerability-Lab 
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. We do not approve or encourage anybody to break any vendor licenses, 
policies, deface websites, hack into databases or trade with fraud/stolen material.

Domains:    www.vulnerability-lab.com   	- www.vuln-lab.com			       		- www.evolution-sec.com
Contact:    [email protected] 	- [email protected] 	       		- [email protected]
Section:    magazine.vulnerability-db.com	- vulnerability-lab.com/contact.php		       	- evolution-sec.com/contact
Social:	    twitter.com/#!/vuln_lab 		- facebook.com/VulnerabilityLab 	       		- youtube.com/user/vulnerability0lab
Feeds:	    vulnerability-lab.com/rss/rss.php	- vulnerability-lab.com/rss/rss_upcoming.php   		- vulnerability-lab.com/rss/rss_news.php
Programs:   vulnerability-lab.com/submit.php  	- vulnerability-lab.com/list-of-bug-bounty-programs.php	- vulnerability-lab.com/register/

Any modified copy or reproduction, including partially usages, of this file requires authorization from Vulnerability Laboratory. Permission to 
electronically redistribute this alert in its unmodified form is granted. All other rights, including the use of other media, are reserved by 
Vulnerability-Lab Research Team or its suppliers. All pictures, texts, advisories, source code, videos and other information on this website 
is trademark of vulnerability-lab team & the specific authors or managers. To record, list (feed), modify, use or edit our material contact 
([email protected] or [email protected]) to get a permission.

				Copyright © 2015 | Vulnerability Laboratory - [Evolution Security GmbH]™