Hack Zone Tunisia 2020
12 challenges with 16 published community solutions between them. Solution links go to CTFtime’s task page, which aggregates every writeup for a challenge - individual blog posts rot, the aggregator does not.
Full task list on CTFtimeBinary exploitation5
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
- pwn
Same technique in picoCTF: Guessing Game 1, x-sixty-what, format string 3
- pwn
- fsb
Same technique in picoCTF: Guessing Game 1, x-sixty-what, format string 3
- jail
- pwn
Same technique in picoCTF: Guessing Game 1, x-sixty-what, format string 3
- pwn
- bof
Same technique in picoCTF: Guessing Game 1, x-sixty-what, PIE TIME 2
- pwn
Same technique in picoCTF: Guessing Game 1, x-sixty-what, format string 3
Misc5
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
- flask
Same technique in picoCTF: Permissions, Specialer, Codebook
- misc
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
- flask
- hpp
Same technique in picoCTF: Permissions, Specialer, Codebook
- json
- firebase
Same technique in picoCTF: Permissions, Specialer, Codebook
Web1
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
- buckets
- xss
Same technique in picoCTF: notepad, noted, Client-side-again
Forensics1
Recover something from a file, a capture, or a disk image - often from a part of it the format says is unused.
- forensics
Same technique in picoCTF: FindAndOpen, c0rrupt, extensions