In this challenge, we’re again provided with the source code to the vulnerable program. Only this time, they’re not loading the “echo” program from the environment’s path.

#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include …

Continuing from my previous post, I started tinkering with the next Nebula wargame: Nebula 01. This one gives you some C code, which has a bug in it. You have to exploit that bug.

#include <stdlib.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include …

Recently, I’ve been getting more and more back into computer security, one of my favorite topics. Part of this is research, and part is more practical, such as wargames or labs. One newer wargame that I’ve been playing is called “Nebula”, from the guys over at …