$ ctf42

Pwn CTF challenges

3,926 Pwn CTF challenges from 382 CTFs (2011–2026), 1,025 with writeups.

Top pwn techniques

#stack-buffer-overflow 95 #format-string 88 #rop 76 #use-after-free 56 #ret2win 55 #shellcode 48 #ret2libc 37 #heap 35 #heap-overflow 34 #tcache-poisoning 29 #got-overwrite 29 #stack-pivot 25 #buffer-overflow 23 #heap-exploitation 21 #seccomp 19

Challenges

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Challenge CTF Weight Has
babyxss PatriotCTF 2024 31.83 files
backdoored_kernel TheCyberJawaraInternational 2024 23.62 files
bad_nft L3HCTF 2024 23.50 files
bash_plus_plus LakeCTF 2024 Quals – files
betterthanu osuigaming 2024 – files
boogie_woogie DiceCTF 2024 Quals 54.40 files
bopity ImaginaryCTF 2024 49.81 files
buffer_overflow AmateursCTF 2024 24.54 files
burg CyberOdyssey Akasec 2024 Quals – files
buy_cooffe Defcamp 2024 Quals – files
byteOverflow.com WolvCTF 2024 35.25 files
c_or_go SCTF 2024 – files
calc.exe snakeCTF 2024 Quals 24.79 files
calculator BuckeyeCTF 2024 50.91 files
catcpy AlpacaHack 2024 – files
chains BRICS+ 2024 Quals 25.00 files
chatgpt_wasi DEFCON 2024 Quals 77.38 files
chisel UMDCTF 2024 – files
cosmic_ray_v3 vsCTF 2024 34.00 files
cosmic_ray_v3_revenge vsCTF 2024 34.00 files
cowsay TJCTF 2024 – files
crackbox AmateursCTF 2024 24.54 files
cshell4 corCTF 2024 55.00 files
cvm XCTF-DubheCTF 2024 – files
d3lgfs D3CTF 2024 23.50 files
d3note D3CTF 2024 23.50 files
deenzone DEFCON 2024 Quals 77.38 files
dosia CTFZone 2024 Quals 73.82 files
dotcom DEFCON 2024 Quals 77.38 files
ducts m0leCon 2024 Quals 80.00 files
echo Block 2024 – files
echo2 Block 2024 – files
evm WMCTF 2024 – files
ez_rop CyberSpace 2024 24.83 files
ezpwn CursedCTF 2024 Quals 19.50 files
ezpz CTF@CIT 2024 – files
ezv8 bi0sCTF 2024 79.83 files
ezv8_revenge bi0sCTF 2024 79.83 files
factory SCTF 2024 – files
fasterbox GoogleCTF 2024 – files