$ 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
NumberStore HackPack 2023 43.50 files
Oboe NahamCon 2023 34.82 files
OneByte SpaceHeroes 2023 23.94 files
One_is_enough Securinets 2023 Quals 65.42 files
Out-of-Character BSidesTLV 2023 35.00 files
Overflux MUST 2023 Quals – files
PDC_2_5 WMCTF 2023 – files
PWN - 2038 BYUCTF 2023 – files
PWN_GATE TFC 2023 – files
Pizza_Spaghetti_Espresso Hackappatoi 2023 – files
Pizzeria BackdoorCTF 2023 – files
Plugin_Manager CCCamp 2023 25.00 files
Poke_and_Peek FortID 2023 – files
Pong Hack.lu 2023 94.73 files
Pot_Of_Gold Potluck 2023 – files
Printer2 RealWorld 2023 – files
Promise 0CTF 2023 – files
Pureland InternetFestival 2023 Quals 25.00 files
PyPlugins justCTF 2023 53.00 files
Pyjail_3 Bauhinia 2023 24.75 files
QQQ HITCON 2023 Quals 99.75 files
Qemu_Notes ISITDTU 2023 Quals 37.00 files
RANDOM TFC 2023 – files
ROPV GreyCatTheFlag 2023 Quals – files
RPS vsCTF 2023 23.32 files
RUSTY TFC 2023 – files
Read_me_a_Book GreyCatTheFlag 2023 Quals – files
Readfile AfricabattleCTF 2023 Quals – files
Reading_in_the_Dark 1337UP 2023 24.23 files
Register MUST 2023 Quals – files
Revenge_of_the_libiec61850 CCCamp 2023 25.00 files
RoGueGate WMCTF 2023 – files
Robber KalmarCTF 2023 24.21 files
RustyCrab TexSAW 2023 – files
Rusty_Mix Hack.lu 2023 94.73 files
SHA-SHA-Shell LexingtonInformaticsTournament 2023 33.53 files
SHELLO_WORLD TFC 2023 – files
SMS COMPFEST 2023 – files
STeGosaurus perfectblue 2023 – files
SYS_ROP BSidesAlgiers 2023 25.00 files