$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
Reset

26 challenges · browse all techniques

Challenge CTF Weight Category Has
boredom
#ret2win
 HSCTF 2020 – Misc files wu 2
pwnagotchi
#ret2libc
 HSCTF 2020 – Misc files wu 3
studysim
#tcache-poisoning
 HSCTF 2020 – Misc files wu 1
treecache_alyx
#use-after-free (uaf)
 HSCTF 2020 – Misc files wu 1
Aria_Writer
#tcache-poisoning
 HSCTF 2019 – Misc files wu 1
Aria_Writer_v3
#tcache-poisoning
 HSCTF 2019 – Misc files wu 1
Bit
#bit-flip
 HSCTF 2019 – Misc files wu 1
Byte
#format-string
 HSCTF 2019 – Misc files wu 2
Caesars_Revenge
#format-string
 HSCTF 2019 – Misc files wu 3
Combo_Chain
#ret2libc
 HSCTF 2019 – Misc files wu 3
Combo_Chain_Lite
#rop
 HSCTF 2019 – Misc files wu 3
Hard_Heap
#unsorted-bin-attack
 HSCTF 2019 – Misc files wu 2
Return_to_Sender
#buffer-overflow
 HSCTF 2019 – Misc files wu 3
Storytime
#ret2libc
 HSCTF 2019 – Misc files wu 3
got_it HSCTF 2020 – Misc files wu 2
shattered HSCTF 2020 – Misc files wu 1
treecache_2 HSCTF 2020 – Misc files wu 2
algo HSCTF 2021 – Misc files
Apple Pie HSCTF 2020 – Misc files src
Binary Word Search HSCTF 2020 – Misc files src
Primes HSCTF 2020 – Misc files src
treecache_1 HSCTF 2020 – Misc files
Broken REPL HSCTF 2019 – Misc files src
Hidden Flag HSCTF 2019 – Misc files src
The Real Reversal HSCTF 2019 – Misc files src
Verbose HSCTF 2019 – Misc files src