Exploiting Directory Traversal to View Customer Credit Card Information on Yahoo's Small Business Platform

from blog Blog | Sam Curry, | ↗ original
The Yahoo small business platform was storing user information in a set of directories that were protected simply by obscurity. The attacker, with knowledge of the victims email, could run an wordlist against a very predictable/guessable service ID and receive information from the response in order to view the victims payment information.