$ 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
pickle_trouble HCMUS 2023 Quals 9.42 files
picrypt TexSAW 2023 – files
pivot ISITDTU 2023 Quals 37.00 files
pokemon_game UMDCTF 2023 – files
ponGO2 CTFZone 2023 Quals 90.90 files
post_office pingCTF 2023 – files
poune Rush 2023 – files
pwn01 TetCTF 2023 53.89 files
pwn1OS_by_momo_security N1CTF 2023 97.33 files
pwnfinity CTFZone 2023 Quals 90.90 files
pwnmymenu DaVinciCTF 2023 29.26 files
python_is_safe HCMUS 2023 Quals 9.42 files
qemu_playground_2 AzureAssassinAlliance 2023 23.80 files
qjail zer0pts 2023 52.62 files
queue angstromCTF 2023 – files
real_sorry_revenge WACON 2023 Quals 25.00 files
really_random CYBERGON 2023 – files
relativity idekCTF 2023 24.56 files
relocsAAS InternetFestival 2023 Quals 25.00 files
ret2libc Securinets 2023 Quals 65.42 files
ret2libm IrisCTF 2023 24.59 files
ret2lose ImaginaryCTF 2023 34.52 files
ret2school Cryptoverse 2023 24.52 files
ret2thumb NewportBlakeCTF 2023 – files
ret2win RITSEC 2023 – files
ribbit NewportBlakeCTF 2023 – files
riscy-stack_Firmware CyberSecurityRumble 2023 Quals 24.80 files
riscy-stack_Fullchain CyberSecurityRumble 2023 Quals 24.80 files
riscy-stack_Kernel CyberSecurityRumble 2023 Quals 24.80 files
robotsoutofcontrol DaVinciCTF 2023 29.26 files
rop_2_35 SECCON 2023 Quals 100.00 files
roppenheimer DownUnderCTF 2023 46.63 files
saas BuckeyeCTF 2023 34.50 files
safe-thread Ricerca 2023 – files
safe_calculator DownUnderCTF 2023 46.63 files
safehttpd TPCTF 2023 – files
sandboxes Potluck 2023 – files
seccomp-sandbox KITCTFCTF 2023 – files
seek IrisCTF 2023 24.59 files
sekurbut Potluck 2023 – files