Bug Bounty

Ebrahim Hegazy (Bug Bounty) - Remote Code Execution in Yahoo, Microsoft MSN & Orange

Today I will be talking about a “Unauthorized Admin Access” that led to “Remote Code Injection” on many domains of “Yahoo“, “Microsoft MSN“ and “Orange“.

Excited? Good, now let’s dive into the details.

During my researches in #Yahoo Bug Bounty Program, I found myself in a Yahoo.net domain:
http://mx.horoscopo.yahoo.net/ymx/
I tried to find the admin panel for that domain name, so I found myself in below page:
http://mx.horoscopo.yahoo.net/ymx/editor/

The famous pakistani vulnerability researcher and security consultant Ateeq ur Rehman Khan (vulnerability lab core team) discovered a high severity issue in the paypal shipping application api. PayPal MultiOrder Shipping (MOS) is a tool that helps eBay businesses save time by allowing them to print up to 50 US Postal Service shipping labels at a time directly from their PayPal accounts.

The vulnerability has been reported by Ateeq ur Rehman in 2013 Q4 via Vulnerability Laboratory to the official PayPal Inc bug bounty program. The program provides a responsible disclosure policy to individuals and researchers.