$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
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38 challenges · browse all techniques

Challenge CTF Weight Category Has
messenger
#page-level-uaf
 LA 2025 – Pwn files wu 1
aplet123
#ret2win
 LA 2024 – Pwn files wu 1
bot
#strcmp-null-byte-bypass
 LA 2023 – Pwn files wu 2
evmvm
#evm-bytecode-crafting
 LA 2023 – Pwn files wu 2
gatekeep
#stack-variable-overwrite
 LA 2023 – Pwn files wu 2
redact
#ret2win
 LA 2023 – Pwn files wu 2
rickroll
#format-string-got-overwrite
 LA 2023 – Pwn files wu 1
rut-roh-relro
#format-string-stack-rop
 LA 2023 – Pwn files wu 3
stuff
#ret2libc
 LA 2023 – Pwn files wu 1
refraction LA 2026 – Pwn files wu 1
woogie_boogie LA 2024 – Pwn files wu 1
yacc LA 2024 – Pwn files wu 1
breakup LA 2023 – Pwn files wu 2
sailor LA 2023 – Pwn files wu 1
ScrabASM LA 2026 – Pwn files
adventure LA 2026 – Pwn files
ourukla LA 2026 – Pwn files
tcademy LA 2026 – Pwn files
this_is_how_you_pwn_the_time_war LA 2026 – Pwn files
tic_tac_no LA 2026 – Pwn files
2password LA 2025 – Pwn files
cloud_computing LA 2025 – Pwn files
eepy LA 2025 – Pwn files
gamedev LA 2025 – Pwn files
lamp LA 2025 – Pwn files
library LA 2025 – Pwn files
minceraft LA 2025 – Pwn files
mmapro LA 2025 – Pwn files
state_change LA 2025 – Pwn files
unsafe LA 2025 – Pwn files
52_card_monty LA 2024 – Pwn files
53_card_monty LA 2024 – Pwn files
flipma LA 2024 – Pwn files
heapsort LA 2024 – Pwn files
pizza LA 2024 – Pwn files
polypwn LA 2024 – Pwn files
ppplot LA 2024 – Pwn files
sus LA 2024 – Pwn files