$ 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
Full_Chain_Wall_Sina HITCON 2023 Quals 99.75 files
FunChannel Glacier 2023 24.32 files
GPT_1 Winja 2023 – files
Game TetCTF 2023 53.89 files
Game_of_Luck ASIS 2023 Finals 89.80 files
Ghost BDSec 2023 12.23 files
Go_Sing_a_Rop Hackappatoi 2023 – files
God_of_Gamblers Bauhinia 2023 24.75 files
Gradebook GoogleCTF 2023 – files
Great_Expectations SEETF 2023 – files
Greetify_v2 COMPFEST 2023 – files
Guardian Balsn 2023 79.09 files
GumbsSnotbottom TexSAW 2023 – files
Hac-Man DawgCTF 2023 39.00 files
Hades TheOdyssey 2023 24.81 files
Half_Promise 0CTF 2023 – files
Hardened_Redis RealWorld 2023 – files
Heap_School_1st_Grade BlueHens 2023 24.61 files
Heap_School_2nd_Grade BlueHens 2023 24.61 files
Heap_School_3rd_Grade BlueHens 2023 24.61 files
Heap_School_4th_Grade BlueHens 2023 24.61 files
Heap_School_5th_Grade BlueHens 2023 24.61 files
Heap_School_6th_Grade BlueHens 2023 24.61 files
Heap_School_HELD_BACK_5th_Grade BlueHens 2023 24.61 files
Heap_School_HELD_BACK_6th_Grade BlueHens 2023 24.61 files
Heavens_Flow nullconHackIM 2023 Goa – files
HelloWorld DawgCTF 2023 39.00 files
Hidden 1337UP 2023 24.23 files
Hidden_Value TU 2023 – files
High_Precision_Shellcode BlueHens 2023 24.61 files
Higher_Precision_Shellcode BlueHens 2023 24.61 files
Himitsu_Note zer0pts 2023 52.62 files
Hit_Me CCCamp 2023 25.00 files
ICS5U WxMCTF 2023 – files
INJ TFC 2023 – files
IPC-1 Codegate 2023 Quals – files
IPC-2 Codegate 2023 Quals – files
IWantToBeAnElfAgain TexSAW 2023 – files
Igpay_Atinlay_Natoriay_3000 BuckeyeCTF 2023 34.50 files
Image_Factory Bauhinia 2023 24.75 files