$ ctf42

Challenges

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

Challenge CTF Weight Category Has
BrainJIT
#jit-spray#shellcode#brainfuck
 zer0pts 2023 52.62 Pwn files wu 1
aush
#buffer-overflow#stack-reorder#memcmp-bypass
 zer0pts 2023 52.62 Pwn files wu 1
accountant
#integer-overflow#alloca#stack-overflow#oob-write
 zer0pts 2022 35.97 Pwn files wu 1
krce
#kernel-exploitation#negative-index#out-of-bounds (oob)
 zer0pts 2022 35.97 Pwn files wu 1
kvstore
#heap-exploitation#oob-read#memcmp-leak
 zer0pts 2022 35.97 Pwn files wu 1
memsafed
#integer-underflow#arbitrary-write#stack-pivot#pie-leak
 zer0pts 2022 35.97 Pwn files wu 1
nasm_kit
#sandbox-escape#shellcode#map-fixed#aslr-bypass
 zer0pts 2021 24.56 Pwn files wu 3
not_beginners_stack
#buffer-overflow#stack-pivot#shellcode
 zer0pts 2021 24.56 Pwn files wu 3
oneshot
#oob-write#got-overwrite#integer-overflow
 zer0pts 2021 24.56 Pwn files wu 2
safe_vector
#out-of-bounds (oob)#negative-index#tcache-poisoning#cpp
 zer0pts 2021 24.56 Pwn files wu 1
stopwatch
#alloca#stack-manipulation#canary-leak#ret2libc
 zer0pts 2021 24.56 Pwn files wu 2
Himitsu_Note zer0pts 2023 52.62 Pwn files
WISE zer0pts 2023 52.62 Pwn files
flipper zer0pts 2023 52.62 Pwn files
qjail zer0pts 2023 52.62 Pwn files
sharr zer0pts 2023 52.62 Pwn files
modern-rome zer0pts 2022 35.97 Pwn files
redis-lite zer0pts 2022 35.97 Pwn files
sbxnote zer0pts 2022 35.97 Pwn files
gorypto zer0pts 2021 24.56 Pwn files