$ 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
lcode ImaginaryCTF 2023 34.52 files
leek angstromCTF 2023 – files
loop 24hCTF 2023 – files
lossless BuckeyeCTF 2023 34.50 files
lost_in_space MapleCTF 2023 24.05 files
m0leConOS m0leCon 2023 Quals 53.62 files
mangled 24hCTF 2023 – files
master_of_orw AzureAssassinAlliance 2023 23.80 files
medium_pwn ByteBandits 2023 24.64 files
memoryl0ss BCACTF 2023 – files
minimal ImaginaryCTF 2023 34.52 files
minimaler ImaginaryCTF 2023 34.52 files
minkymomo idekCTF 2023 24.56 files
moedo UCTF 2023 – files
money-printer SanDiego 2023 33.88 files
mte_notebook TPCTF 2023 – files
my_cat MUST 2023 Quals – files
n1array N1CTF 2023 97.33 files
n1canary N1CTF 2023 97.33 files
n1nft N1CTF 2023 97.33 files
n1sub N1CTF 2023 97.33 files
nemu Ricerca 2023 – files
night_js ASIS 2023 Quals 89.80 files
noah b01lers 2023 36.84 files
noleek angstromCTF 2023 – files
not_malloc LakeCTF 2023 Quals – files
notes_problems p4ctf 2023 Quals 70.78 files
nucleus justCTF 2023 53.00 files
oath-to-order Ricerca 2023 – files
offbylock DaVinciCTF 2023 29.26 files
one-punch DeadSec 2023 23.96 files
one_byte DownUnderCTF 2023 46.63 files
onyo Rush 2023 – files
oven 24hCTF 2023 – files
paddle RealWorld 2023 – files
paint BRICS+ 2023 Quals 24.68 files
painter TJCTF 2023 – files
perfect-sandbox AmateursCTF 2023 24.54 files
permissions AmateursCTF 2023 24.54 files
pet-zoo BCACTF 2023 – files