$ ctf42

Challenges

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Higher weight ≈ harder, more prestigious event.
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3995 challenges · browse all techniques

Challenge CTF Weight Category Has
SecureMessage
#tcache-poisoning
 MeePwn 2018 Quals 24.59 Misc files wu 1
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
Minishell
#shellcode-stager#orw-shellcode#tiny-shellcode
 Pwn2Win 2018 29.31 Misc files wu 3
TPM20
#snprintf-overflow#rop#tpm2
 Pwn2Win 2018 29.31 Misc files wu 1
ezpwn RITSEC 2018 – Misc files wu 3
secret_message SECCON 2018 Quals 36.92 Misc files wu 1
BBQ TokyoWesterns 2018 – Misc files wu 1
EscapeMe TokyoWesterns 2018 – Misc files wu 1
ReadableKernelModule TokyoWesterns 2018 – Misc files wu 1
pwn03 WhiteHat 2018 Quals – Misc files wu 2
Green_Computing_1_fix hxp 2018 42.00 Misc files wu 1
online_candy_store SECCON 2017 Quals 30.00 Misc files wu 1
printf_machine SECCON 2017 Quals 30.00 Misc files wu 3
A_Simple_Spectrum 0xV01D 2026 V2 19.48 Misc files
Acrostic 0xV01D 2026 V2 19.48 Misc files
Between_The_Lines 0xV01D 2026 V2 19.48 Misc files
Buried_Session 0xV01D 2026 19.48 Misc files
Canvas_Drift 0xV01D 2026 19.48 Misc files
Glass_Parcel 0xV01D 2026 19.48 Misc files
Night_Traffic 0xV01D 2026 19.48 Misc files
Poster_Drop 0xV01D 2026 19.48 Misc files
Q_Position 0xV01D 2026 19.48 Misc files
Quiet_Note 0xV01D 2026 19.48 Misc files
Quiet_Note 0xV01D 2026 V2 19.48 Misc files
Raqm_Mirror 0xV01D 2026 19.48 Misc files
Release_Echo 0xV01D 2026 19.48 Misc files
Sealed_Bundle 0xV01D 2026 19.48 Misc files
Single_Byte 0xV01D 2026 V2 19.48 Misc files
Static_Room 0xV01D 2026 19.48 Misc files
The_L0ng3st 0xV01D 2026 19.48 Misc files
What_You_See_Is_Not_What_You_Get 0xV01D 2026 19.48 Misc files
ai 0xV01D 2026 V2 19.48 Misc files
malware 0xV01D 2026 V2 19.48 Misc files
steg 0xV01D 2026 19.48 Misc files
steg 0xV01D 2026 V2 19.48 Misc files
Mic_Check ASIS 2026 Quals 90.53 Misc files
NP_Harder ApoorvCTF 2026 24.10 Misc files