$ 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
serendipity WannaGameChampionship 2023 – files
sharr zer0pts 2023 52.62 files
shellbad BlueHens 2023 24.61 files
shelly TJCTF 2023 – files
shifty_mem DownUnderCTF 2023 46.63 files
sice-supervisor DiceCTF 2023 36.70 files
simple-blogger LINE 2023 – files
simple-heap-v1 AmateursCTF 2023 24.54 files
simpleOS AmateursCTF 2023 24.54 files
slack angstromCTF 2023 – files
socat IrisCTF 2023 24.59 files
sorry WACON 2023 Quals 25.00 files
sprintf LexingtonInformaticsTournament 2023 33.53 files
spygame nullconHackIM 2023 Berlin – files
starvm StarCTF 2023 – files
string_chan HCMUS 2023 Quals 9.42 files
susprintf LexingtonInformaticsTournament 2023 33.53 files
swedish_memcpy KalmarCTF 2023 24.21 files
tROPic-thunder SanDiego 2023 33.88 files
tank Block 2023 – files
tank_bonus Block 2023 – files
teenage-game TJCTF 2023 – files
teeny CYBERGON 2023 – files
text_editor ASIS 2023 Quals 89.80 files
the_great_escape DownUnderCTF 2023 46.63 files
tlv MidnightFlag 2023 – files
too-latte BSidesSF 2023 35.00 files
tpgc TPCTF 2023 – files
type_THIS KITCTFCTF 2023 – files
typop idekCTF 2023 24.56 files
unlimited_subway CSAW 2023 Quals 21.80 files
vault ImaginaryCTF 2023 34.52 files
vmdungeon ImaginaryCTF 2023 34.52 files
vroom_vroom DownUnderCTF 2023 46.63 files
watthewasm GoogleCTF 2023 – files
weep idekCTF 2023 24.56 files
wheres_my_win_function NewportBlakeCTF 2023 – files
widget angstromCTF 2023 – files
write-flag-where2 GoogleCTF 2023 – files
write-flag-where3 GoogleCTF 2023 – files