CTF challenges & writeups

3995 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
tcalc #overlapping-chunks	Hack.lu 2019	68.75	Misc	files wu 3
babyshellcode #shellcode-side-channel	ISITDTU 2019 Quals	23.38	Misc	files wu 1
iz_heap_lv1 #tcache-poisoning	ISITDTU 2019 Quals	23.38	Misc	files wu 3
iz_heap_lv2 #poison-null-byte	ISITDTU 2019 Quals	23.38	Misc	files wu 3
tokenizer #stack-pivot	ISITDTU 2019 Quals	23.38	Misc	files wu 1
CloneWarS #house-of-force	KipodAfterFree 2019	24.61	Misc	files wu 1
CookShow #use-after-free (uaf)	KipodAfterFree 2019	24.61	Misc	files wu 1
SPlaid_Birch #oob-index #splay-tree #heap	PlaidCTF 2019	95.72	Misc	files wu 3
Spectre #spectre #speculative-execution #cache-timing-side-channel	PlaidCTF 2019	95.72	Misc	files wu 2
Suffarring #heap-overflow #tcache	PlaidCTF 2019	95.72	Misc	files wu 2
Armoury #format-string #canary-leak #ret2libc #pie-leak	Pragyan 2019	20.69	Misc	files wu 3
Feed_me #stack-buffer-overflow #atoi #linear-equations	Pragyan 2019	20.69	Misc	files wu 1
SuperSecureVault #crt #modular-arithmetic	Pragyan 2019	20.69	Misc	files wu 1
ManyNotes #house-of-orange #thread-arena #tcache-poisoning #one-gadget	RCTF 2019	–	Misc	files wu 2
babyheap #house-of-storm #setcontext #unsorted-bin-attack	RCTF 2019	–	Misc	files wu 2
chat #double-free #tcache-poisoning #got-overwrite	RCTF 2019	–	Misc	files wu 2
shellcoder #shellcode #memfd-create #execveat	RCTF 2019	–	Misc	files wu 3
syscall_interface #srop #sigreturn #personality #shellcode	RCTF 2019	–	Misc	files wu 1
jit-calc #jit-compiler #wx-memory #arbitrary-write #shellcode	RITSEC 2019	–	Misc	files wu 1
Baby_one #stack-buffer-overflow #rop #ret2libc	Securinets 2019 Quals	22.72	Misc	files wu 3
Baby_two #stack-pivot #ret2dlresolve	Securinets 2019 Quals	22.72	Misc	files wu 1
Simple #format-string #got-overwrite #one-gadget	Securinets 2019 Quals	22.72	Misc	files wu 2
pwn5 #rop #stack-buffer-overflow	TAMUctf 2019	–	Misc	files wu 3
pwn6 #heap-exploitation	TAMUctf 2019	–	Misc	files wu 3
SecureKarte #heap #tcache	TokyoWesterns 2019	–	Misc	files wu 3
nothing_more_to_say #stack-buffer-overflow #ret2win	TokyoWesterns 2019	–	Misc	files wu 2
BabyPwn #shellcode #pointer-overwrite	UTCTF 2019	–	Misc	files wu 2
EncryptionService #use-after-free (uaf)#fastbin #heap-overlap	UTCTF 2019	–	Misc	files wu 2
PPowerenCryption #shellcode #powerpc #xor-encoding	UTCTF 2019	–	Misc	files wu 3
babyecho #format-string #got-overwrite	UTCTF 2019	–	Misc	files wu 3
Shellcode_Executor_PRO #shellcode-filter-bypass	justCTF 2019	24.85	Misc	files src wu 2
Club_Mate #integer-overflow #logic-bug	watevrCTF 2019	24.92	Misc	files wu 1
M-x_5x5 #out-of-bounds (oob)#stack-overflow #ret2win	watevrCTF 2019	24.92	Misc	files wu 1
asvdb #uninitialized-variable #use-after-free (uaf)#double-free #tcache-poisoning #free-hook-one-gadget	ASIS 2018 Finals	55.00	Misc	files wu 3
inception #stack-overflow #rop #ret2csu #got-leak	ASIS 2018 Finals	55.00	Misc	files wu 3
ATourofx86-Part1 #x86-16bit-real-mode #bios-interrupts #boot-reversing	CSAW 2018 Quals	30.23	Misc	files wu 3
ATourofx86-Part2 #x86-bootloader-reversing #disk-address-packet #static-analysis	CSAW 2018 Quals	30.23	Misc	files wu 1
alien_invasion #heap-off-by-one #poison-null-byte #overlapping-chunks #got-overwrite	CSAW 2018 Quals	30.23	Misc	files wu 3
bigboy #stack-variable-overwrite	CSAW 2018 Quals	30.23	Misc	files wu 3
doubletrouble #stack-buffer-overflow #float-encoding-shellcode #ascii-shellcode #canary-preserve	CSAW 2018 Quals	30.23	Misc	files wu 3

Challenges