These are some of the hard heap challenges I encountered in various CTFs. They are structured, so you only have to work hard and tackle them.
Advanced - Heap Exploitation
Pwn
Training
Related
Expert - Browser Exploitation
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Training
Pwn
This is my current area of research.
evalbox - pyjail writeup
·871 words·5 mins
Pyjail
Pwn
Ptr-Yudai
This was a particularly unique and well-designed PyJail challenge featured in the Asian Cyber Security Challenge. Although I solved it during the contest using an unintended method.
Leaky Pipes [inCTFj Quals]
·1013 words·5 mins
Pwn
Format String
Played InCTFj Quals this winter vacation. It was a fun filled ctf. Here we will discuss the pwn challenge called leaky pipes. Make sure to give the challenge a try before seeing this.