Joe Balhis (https://www.facebook.com/joe.balhis)VULNERLAB:1433
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):
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1433
Common Vulnerability Scoring System:
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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)
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=========================
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