$ ctf42

#oob-read CTF challenges

5 CTF challenges using oob-read from 5 CTFs (2020–2025), 5 with writeups.

Pwn · 5

Often combined with

#stack-buffer-overflow 1 #srand-seed-leak 1 #environ-leak 1 #cpython-bytecode 1 #heap-exploitation 1 #memcmp-leak 1 #trustlet 1 #brainfuck-interpreter 1 #op-tee 1

Challenges

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Challenge CTF Weight Category Has
Trust_Issues SAS 2025 Quals 20.72 Pwn files wu 1
Liars_and_Cheats PlaidCTF 2021 99.64 Pwn files wu 1
BitmapManager Dragon 2020 98.00 Pwn files wu 1
kvstore zer0pts 2022 35.97 Pwn files wu 1
bypy TSG 2023 – Pwn files wu 1