CTF challenges & writeups

994 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
chromium_sbx #chromium-sandbox-escape #mojo-ipc	0CTF 2020 Quals	–	Pwn	files wu 1
duet #off-by-one #largebin-attack #fastbin-attack #fsop #setcontext	0CTF 2020 Quals	–	Pwn	files wu 1
eeeeeemoji #restricted-shellcode #unicode-constraint #one-gadget	0CTF 2020 Quals	–	Pwn	files wu 1
simple_echoserver #format-string #stack-pointer-chaining	0CTF 2020 Quals	–	Pwn	files wu 1
card #tcache-poisoning	GACTF 2020	–	Misc	files wu 1
vmpwn #vm-pwn	GACTF 2020	–	Misc	files wu 1
EasyWrite #tcache-poisoning	N1CTF 2020	36.00	Misc	files wu 1
SignIn #error-based-sqli	N1CTF 2020	36.00	Misc	files wu 3
0c	RCTF 2020	–	Misc	files wu 1
EasyWinHeap #windows-heap-exploitation #use-after-free (uaf)	SCTF 2020	–	Misc	files wu 2
coolcode #shellcode #restricted-charset	SCTF 2020	–	Misc	files wu 1
snake #off-by-one #fastbin-attack #malloc-hook	SCTF 2020	–	Misc	files wu 1
baby_mac #heap-overflow #arbitrary-write #hook-overwrite	WMCTF 2020	–	Misc	files wu 1
cfgo-CheckIn #golang-reversing #stack-overflow #aztec-code	WMCTF 2020	–	Misc	files wu 1
cfgo-LuckyMaze #race-condition #golang-pwn #stack-overflow	WMCTF 2020	–	Misc	files wu 1
roshambo #heap-overflow #tcache	WMCTF 2020	–	Misc	files wu 1
BabyHeap #null-byte-off-by-one #heap-overlap #tcache	0CTF 2019 Quals	–	Pwn	files wu 1
applepie #macos-heap-overflow #mach-o-pie	0CTF 2019 Quals	–	Pwn	files wu 1
plang #out-of-bounds-write #heap-overlap #tcache-poisoning #malloc-hook-overwrite	0CTF 2019 Quals	–	Pwn	files wu 1
warmup #overlapping-chunks	N1CTF 2019	24.41	Misc	files wu 1
BabyHeap #off-by-one #double-free #fastbin-dup #malloc-hook-overwrite	0CTF 2018 Quals	–	Pwn	files wu 1
BabyStack #ret2dlresolve #stack-buffer-overflow #rop	0CTF 2018 Quals	–	Pwn	files wu 1
HeapStormII #house-of-storm #unsorted-bin-attack #large-bin-attack #heap	0CTF 2018 Quals	–	Pwn	files wu 1
MightyDragon #integer-overflow #counting-sort-buffer-overflow #shellcode	0CTF 2018 Quals	–	Pwn	files wu 1
freenote2018 #double-free #fastbin-dup #overlapping-chunks #malloc-hook-overwrite	0CTF 2018 Finals	–	Pwn	files wu 1
easiest #fastbin-dup #double-free #stdout-vtable #fsop	BCTF 2018	–	Misc	files wu 1
houseofAtum #tcache-dup #fastbin #file-structure-attack	BCTF 2018	–	Misc	files wu 3
three #tcache-dup #unsorted-bin #stdout-file-attack	BCTF 2018	–	Misc	files wu 2
memsafety #rust-double-free	N1CTF 2018	24.41	Misc	files wu 2
network_card #kernel-stack-overflow	N1CTF 2018	24.41	Misc	files wu 1
null #top-chunk-overwrite	N1CTF 2018	24.41	Misc	files wu 1
vote #use-after-free (uaf)	N1CTF 2018	24.41	Misc	files wu 3
10X54	V1T 2026	22.14	Hardware	files
78CT	V1T 2026	22.14	OSINT	files
Acroform	V1T 2026	22.14	Pwn	files
After_Cleanup	V1T 2026	22.14	Forensics	files
Anime_Shop	V1T 2026	22.14	Web	files
Atari_2600	V1T 2026	22.14	Misc	files
Barely_Legal_Experience	V1T 2026	22.14	Hardware	files
BasicQnA	V1T 2026	22.14	Forensics	files

Challenges