$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
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97 challenges in family ⊕ pwn:format-string ✕ clear · browse all techniques

Challenge CTF Weight Category Has
WayTooSimple
#format-string
 LakeCTF 2022 Quals 23.96 Pwn files wu 1
Readme
#format-string#stack-leak
 DCTF 2021 – Pwn files wu 3
baby-sum
#format-string
 IJCTF 2021 – Pwn files wu 1
Note_Server
#format-string
 MetaRed 2021 – Pwn files wu 1
my_little_pwnie
#format-string#return-address-overwrite#one-gadget
 OMH 2021 – Pwn files wu 1
curve
#format-string#stack-buffer-overflow#free-hook
 PBjar 2021 23.18 Pwn files wu 2
fmtstr
#format-string#got-overwrite#libc-leak
 PBjar 2021 23.18 Pwn files wu 1
wallstreet32
#blind-format-string#format-string#one-gadget
 PBjar 2021 23.18 Pwn files wu 1
simple_echoserver
#format-string#stack-pointer-chaining
 0CTF 2020 Quals – Pwn files wu 1
FormatS
#format-string#stack-memory-disclosure
 CyberYoddha 2020 19.71 Misc files wu 2
warmup
#format-string#snprintf
 Defenit 2020 23.88 Misc files wu 2
OnePieceRemake
#format-string
 FwordCTF 2020 24.42 Misc files wu 2
ShoppingList
#format-string#got-overwrite
 VirSecCon 2020 22.79 Misc files wu 1
random_vault
#format-string#srand-seed-overwrite#function-pointer-overwrite#shellcode
 Pwn2Win 2019 43.00 Misc files wu 3
xsh
#format-string#got-overwrite#pie-leak
 Rooters 2019 24.23 Misc files wu 1
Another_ret_to_libc
#format-string-overflow
 kksctf 2019 – Misc files wu 1
TPM20
#snprintf-overflow#rop#tpm2
 Pwn2Win 2018 29.31 Misc files wu 1