Heap challenge from the Codegate quals for juniors of 2024. The vulnerability was an heap overflow that enabled an attacker to gain overlapping chunks, therefore arb read and write.

This challenge comes from the 3rd round of openECSC 2024. The challenge was really really interesting: the exploitation tecnique involved a buffer overflow through a really short format string vulnerability.

DestructiveFarm is a popular tool used in CTFs and what it does is running exploits every tick to retrieve flags and automatically submit them to the checker.

Tulip is a traffic analyzer tool made for A/D CTFs, this post walks you throught all the important steps requied to deploy Tulip painlessly (hopefully).