$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
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27 challenges · browse all techniques

Challenge CTF Weight Category Has
LOKALTAL
#cve-2023-21688
 Hack.lu 2025 98.02 Pwn files wu 1
Ancient_Monkey
#js-engine
 Hack.lu 2024 100.00 Pwn files wu 1
byor
#house-of-apple
 Hack.lu 2022 93.70 Pwn files wu 1
ordersystem
#python-bytecode
 Hack.lu 2022 93.70 Pwn files wu 1
cloudinspect
#qemu-escape
 Hack.lu 2021 94.48 Pwn files wu 2
stonks-socket
#kernel-uaf
 Hack.lu 2021 94.48 Pwn files wu 1
FONSTER Hack.lu 2025 98.02 Pwn files
POLYGOD Hack.lu 2025 98.02 Pwn files
SMOLLM Hack.lu 2025 98.02 Pwn files
SPRAKMODELL Hack.lu 2025 98.02 Pwn files
UPPACKNING Hack.lu 2025 98.02 Pwn files
Blazing_Fast_Workout_Planner Hack.lu 2024 100.00 Pwn files
GymNotes Hack.lu 2024 100.00 Pwn files
Range_of_Motion Hack.lu 2024 100.00 Pwn files
Customs_Office Hack.lu 2023 94.73 Pwn files
Destiny_Digits Hack.lu 2023 94.73 Pwn files
Fortune_Box Hack.lu 2023 94.73 Pwn files
Misfortune_Box Hack.lu 2023 94.73 Pwn files
New_House Hack.lu 2023 94.73 Pwn files
Pong Hack.lu 2023 94.73 Pwn files
Rusty_Mix Hack.lu 2023 94.73 Pwn files
hash_browny_recipes Hack.lu 2022 93.70 Pwn files
placemat Hack.lu 2022 93.70 Pwn files
riot_at_the_coffeebar Hack.lu 2022 93.70 Pwn files
UnsAFe Hack.lu 2021 94.48 Pwn files
faas Hack.lu 2021 94.48 Pwn files
secure-prototype Hack.lu 2021 94.48 Pwn files