2023weight 55.00Black Bauhinia, HKCERT
HK Cyber Security New Generation CTF Challenge 2023 (Online)
1 challenge with 1 published community solution 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 exploitation1
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
Solve it with:ROP gadget finderShellcode assembler and libraryCyclic pattern generator and offset finderFormat string exploit builderLearn: Binary exploitation
Same technique in picoCTF: Guessing Game 1, x-sixty-what, Binary Gauntlet 3