Bauhinia CTF 2023: Image Factory
Last year, I created a pwn challenge for the Bauhinia CTF competition. Personally, I consider it to be the most difficult pwn challenge I have ever created, and here I would like to share the challenge and its intended solution. At the same time, I will discuss common solving approaches you may find useful for this type of challenge. Overview As a CTFer, we have the obligation to code any program in a secure manner, even if a university assignment, right?...