$ 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
Stackman NTUA_H4CK 2024 24.40 files
Strings_Only PatriotCTF 2024 31.83 files
Super_CPP_Calculator DeadSec 2024 23.96 files
Super_Mario_32 AptosCodeCollision 2024 – files
Super_Mario_64 AptosCodeCollision 2024 – files
Supply_Chain_Management_Server CursedCTF 2024 Quals 19.50 files
Swap AptosCodeCollision 2024 – files
Swap_Revenge AptosCodeCollision 2024 – files
Sweet_Game AfricabattleCTF 2024 Quals – files
Sweet_Milk EnigmaXplore 2024 – files
Syscalls_2 UIUCTF 2024 – files
TEJ3M WxMCTF 2024 23.59 files
THE_LAKE CTF@CIT 2024 – files
TLN snakeCTF 2024 Quals 24.79 files
TOY_2 SECCON 2024 Quals – files
T_Box RealWorld 2024 – files
Terminator_1 GPN 2024 – files
TestofLuck SpringForwardCTF 2024 22.40 files
The_Baker_1 RVCExIITBxYCF 2024 – files
The_Baker_2 RVCExIITBxYCF 2024 – files
The_Great_Escape. BlueWater 2024 82.00 files
The_Guard Nexus 2024 – files
The_Gumponent RITSEC 2024 – files
The_Machinist Pearl 2024 23.95 files
The_Motorala_2 GreyCatTheFlag 2024 Quals – files
The_Wilderness openECSC 2024 round2 – files
The_skys_the_limit CPCTF 2024 – files
This_is_warmup IERAE 2024 – files
Ticket Codegate 2024 Quals – files
Ticket_to_the_Top RedShift.Eclipse2 2024 Quals 23.40 files
Tinderbox insomnihack 2024 Quals 32.00 files
Too_many_cooks GPN 2024 – files
ToySMM XCTF-DubheCTF 2024 – files
TradingCenter R3CTF 2024 23.50 files
Training_Problem_Intro_to_PWN BlueHens 2024 34.05 files
Turing_Incomplete BSidesSF 2024 – files
Turing_Incomplete_64 BSidesSF 2024 – files
U2S Mapna 2024 24.59 files
Ubercaged SAS 2024 Quals 20.72 files
Ulele CrewCTF 2024 26.89 files