$ ctf42

#off-by-one-null CTF challenges

3 CTF challenges using off-by-one-null from 3 CTFs (2019–2021), 3 with writeups. Mostly Misc (67%) and Pwn (33%).

Misc · 2 Pwn · 1

Often combined with

#heap 2 #chunk-overlap 1 #unsorted-bin-leak 1 #unlink 1 #ret2dlresolve 1 #glibc 1 #tcache 1

Challenges

Filter and sort these in the challenge browser →

Challenge CTF Weight Category Has
Mimic_note De1CTF 2019 24.28 Misc files wu 2
TiKToK DawgCTF 2020 23.29 Misc files wu 2
SiceSiceBaby DiceCTF 2021 24.82 Pwn files wu 1