$ 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
youpi AfricabattleCTF 2023 Quals – files
zeroday corCTF 2023 36.97 files
zpwn ASIS 2023 Quals 89.80 files
2048 AzureAssassinAlliance 2022 23.80 files
ALU GreyCatTheFlag 2022 24.50 files
Advanced_Remote_Module UACWS 2022 – files
Authenticated WPICTF 2022 – files
BOFWarmup PatriotCTF 2022 24.52 files
BOF_Shop BCACTF 2022 – files
BabyNote StarCTF 2022 – files
BabyPwn Jade 2022 23.95 files
BabySSID FooBarCTF 2022 21.61 files
Badass_quotes UACWS 2022 – files
Beerop Hackappatoi 2022 24.71 files
Beerop_rev1 Hackappatoi 2022 24.71 files
BinCrypt Damncon 2022 17.54 files
BinaryBombPhase1 DawgCTF 2022 26.09 files
Bird 1337UP 2022 22.49 files
BlindEcho BSidesMumbai 2022 24.62 files
BlyatBlaster9000 MidnightSun 2022 Quals 27.82 files
COOKB00K Srdnlen 2022 24.17 files
CTF_Simulator SunshineCTF 2022 24.10 files
Calicovision WPICTF 2022 – files
Cenarius Hayyim 2022 25.00 files
CodeRunner2049 THCon 2022 – files
Connect4 Srdnlen 2022 24.17 files
Counter GDGAlgiers 2022 23.54 files
Creds OFPPT 2022 – files
DarkSOLs justCTF 2022 35.66 files
DataStorage Jade 2022 23.95 files
EBCSIC MapleCTF 2022 24.05 files
ECCCCCC SecurityFest 2022 25.00 files
EZ_pwn_1 Block 2022 – files
EZ_pwn_2 Block 2022 – files
EaaS HITCON 2022 – files
EasyVM AzureAssassinAlliance 2022 23.80 files
Ecostorage THCon 2022 – files
EldenRIIngLite SunshineCTF 2022 24.10 files
EncryptNStuff CyberSecurityRumble 2022 62.00 files
EndlessQueue Hackappatoi 2022 24.71 files