HSCTF_2017: El Clasico
Category: Exploitation Points: 100 Description:
Since you’re reading this problem, you’re doing HSCTF, so we (the problem writers) think you’re cool. Keith, however, isn’t so easily convinced. Prove to Keith that you’re cool. Netcat to 220.127.116.11:8001. (Hint) Every CTF has one of these problems.
A simple buffer overflow challenge. Be sure to take note of the address before
$ ./solve.py [+] Opening connection to 18.104.22.168 on port 8001: Done [*] Switching to interactive mode $ git status Cool people get a shell! elclasico elclasico.c flag run fatal: Could not change back to '/root/problems': Permission denied $ cat flag one_of_these_pops_up_everytiem
Therefore, the flag is