2018weight 18.97NULLKrypt3rs
b00t2root '18
2 challenges with 3 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 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
- misc
- pwn
Same technique in picoCTF: lockdown-horses, Guessing Game 1, Bizz Fuzz
Uncategorised1
The upstream scoreboard did not say, so neither do we.
RSA 2
2 official solutionsAlso written up in: ashutosh1206/Crypto-CTF-Writeups, Hope0351/CTF-collection