$ 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
Baby_CTF_Simulator Tasteless 2021 35.64 files
Baby_Fawn_CDN CircleCityCon 2021 25.00 files
Baby_Stack BSidesNoida 2021 24.46 files
Babyheap 0x41414141 2021 – files
Babyjop THCon 2021 – files
Babypwn FooBarCTF 2021 21.61 files
Babyrop THCon 2021 – files
Bacon HacktivityCon 2021 – files
Better_PAM HackPack 2021 24.31 files
Blind_Shell ImaginaryCTF 2021 – files
Brain_Fart HackPack 2021 24.31 files
Break_that_Binary RACTF 2021 – files
Burnt_Bread Block 2021 30.75 files
Butter_Overflow HacktivityCon 2021 – files
CHECKS_FOR_you Damncon 2021 17.54 files
CRAPSaaS THCon 2021 – files
CTF_Simulator Tasteless 2021 35.64 files
Can_you CyberGrabs 2021 – files
Canary TMUCTF 2021 – files
Card_Theft Block 2021 30.75 files
Casino_Heist IJCTF 2021 – files
Catching_Al_Capwn UIUCTF 2021 – files
Cheap_Stack THCon 2021 – files
Chhili FwordCTF 2021 24.42 files
Christmas_Bash SCTF 2021 – files
Christmas_Song SCTF 2021 – files
Christmas_Wishes SCTF 2021 – files
Chrome_Sandbox_Escape TyphoonCon 2021 21.50 files
Class_manager MetaRed 2021 – files
Cloud_Analysis_Service BSidesCanberra 2021 – files
Compression GoogleCTF 2021 – files
Computer_Security BCACTF 2021 – files
Cybears_Drive BSidesCanberra 2021 – files
Cyberpunk HackersPlayground 2021 24.50 files
DNA_Hack X-MAS 2021 – files
DOS_Protection MetaCTF 2021 – files
DamnVulnerableBox LINE 2021 – files
DeathNote FooBarCTF 2021 21.61 files
DynamicTypeLibraRII SunshineCTF 2021 23.34 files
Easy-ROP darkCON 2021 24.06 files