CTF challenges & writeups

3995 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
el_primo #stack-buffer-overflow	TJCTF 2020	–	Misc	files wu 3
osrs #ret2win #stack-buffer-overflow	TJCTF 2020	–	Misc	files wu 3
seashells #stack-buffer-overflow #ret2win	TJCTF 2020	–	Misc	files wu 3
beginners_pwn #shellcode #srop	TSG 2020	–	Misc	files wu 1
detective #arbitrary-write #oracle	TSG 2020	–	Misc	files wu 3
karte #use-after-free (uaf)#tcache-poisoning	TSG 2020	–	Misc	files wu 3
rachell #house-of #tcache	TSG 2020	–	Misc	files wu 3
std_vector #use-after-free (uaf)	TSG 2020	–	Misc	files wu 3
violence-fixer #heap-overflow #tcache	TSG 2020	–	Misc	files wu 3
Online_Nonogram #heap #tcache #uninitialized	TokyoWesterns 2020	–	Misc	files wu 3
blindshot #format-string #blind	TokyoWesterns 2020	–	Misc	files wu 2
smash #format-string #ret2libc	TokyoWesterns 2020	–	Misc	files wu 2
vi-deteriorated #tcache #cpp-exploitation	TokyoWesterns 2020	–	Misc	files wu 1
Accounting_Accidents #stack-buffer-overflow	UIUCTF 2020	–	Misc	files wu 2
coalminer #pointer-overwrite #got-leak #ret2libc	UMDCTF 2020	–	Misc	files wu 1
easy_right #ret2shellcode #stack-leak	UMDCTF 2020	–	Misc	files wu 3
cancelled #io-file #off-by-one #tcache #heap-exploitation	UTCTF 2020	–	Misc	files wu 3
zurk #format-string #got-overwrite #ret2libc	UTCTF 2020	–	Misc	files wu 3
Notepad #use-after-free (uaf)#tcache #format-string	VolgaCTF 2020 Quals	32.80	Misc	files wu 2
dorsia3 #format-string #info-leak #return-address-overwrite	WPICTF 2020	–	Misc	files wu 3
dorsia4 #format-string #write-what-where #got-overwrite	WPICTF 2020	–	Misc	files wu 3
lil_wishes_db #use-after-free (uaf)#tcache #one-gadget	X-MAS 2020	–	Misc	files wu 2
ready_for_xmas #buffer-overflow #ret2system #badchars-bypass	X-MAS 2020	–	Misc	files wu 1
Metacortex #buffer-overflow #variable-overwrite #alloca	b01lers 2020	22.46	Misc	files wu 2
seeforyourself #rop #ret2system	b01lers 2020	22.46	Misc	files wu 2
thereisnospoon #stack-overflow #angr-solver #rop	b01lers 2020	22.46	Misc	files wu 2
Global_Warming #format-string #global-variable-overwrite	csictf 2020	23.67	Misc	files wu 3
Secret_Society #stack-buffer-overflow #null-terminator-overwrite #adjacent-buffer-leak	csictf 2020	23.67	Misc	files wu 1
Smash #format-string-leak #aslr-bypass #ret2libc	csictf 2020	23.67	Misc	files wu 3
pwn-intended-0x1 #stack-buffer-overflow #gets #local-variable-overwrite	csictf 2020	23.67	Misc	files wu 3
pwn-intended-0x2 #stack-buffer-overflow #gets #local-variable-overwrite #magic-value	csictf 2020	23.67	Misc	files wu 3
pwn-intended-0x3 #stack-buffer-overflow #gets #ret2win	csictf 2020	23.67	Misc	files wu 3
babyk #kernel-ret2usr	m0leCon 2020 Quals	24.55	Misc	files wu 1
blacky_echo #format-string	m0leCon 2020 Quals	24.55	Misc	files wu 2
fakev #use-after-free (uaf)	m0leCon 2020 Quals	24.55	Misc	files wu 1
knife #rop-syscall-chain	m0leCon 2020 Quals	24.55	Misc	files wu 1
pheappo #house-of-husk	m0leCon 2020 Finals	24.55	Misc	files wu 1
babybof #rop #stack-pivot #ret2libc	zer0pts 2020	24.56	Misc	files wu 1
diylist #type-confusion #arbitrary-read #use-after-free (uaf)	zer0pts 2020	24.56	Misc	files wu 3
grimoire #format-string #info-leak #buffer-overflow #one-gadget	zer0pts 2020	24.56	Misc	files wu 1

Challenges