0x00ctf-2017
12 challenges with 18 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.
Also written up in: r00ta/myWriteUps, r00ta/myWriteUps
- pwn
Same technique in picoCTF: lockdown-horses, Guessing Game 1, Bizz Fuzz
Babyheap 200
2 official solutionsAlso written up in: SPRITZ-Research-Group/ctf-writeups, SPRITZ-Research-Group/ctf-writeups
Left 250
2 official solutionsAlso written up in: SPRITZ-Research-Group/ctf-writeups, SPRITZ-Research-Group/ctf-writeups
- pwn
Same technique in picoCTF: lockdown-horses, Guessing Game 1, Bizz Fuzz
- pwn
Same technique in picoCTF: lockdown-horses, Guessing Game 1, Bizz Fuzz
Uncategorised4
The upstream scoreboard did not say, so neither do we.
Also written up in: r00ta/myWriteUps
Also written up in: r00ta/myWriteUps
Guessme
1 official solutionAlso written up in: r00ta/myWriteUps
Hello
1 official solutionAlso written up in: r00ta/myWriteUps
Reverse engineering3
Work out what a compiled program does without its source, then work backwards from the check to the input that passes it.
- reverse
- engineering
Same technique in picoCTF: Checkpass, WinAntiDbg0x100, WinAntiDbg0x200
- reverse
- engineering
Same technique in picoCTF: Checkpass, WinAntiDbg0x100, WinAntiDbg0x200
- reverse_engineering
Same technique in picoCTF: Checkpass, WinAntiDbg0x100, WinAntiDbg0x200