2020weight 0.00CU Cyber
CUCTF 2020
3 challenges with 6 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 exploitation2
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
Also written up in: kernelpoppers/ctf_writeups, kernelpoppers/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
Uncategorised1
The upstream scoreboard did not say, so neither do we.
Hotrod: Exploiting timerfd ctx Objects In The Linux Kernel
1 official solutionAlso written up in: syst3mfailure.io