HTB Cyber Apocalypse 2025 - Vault

Hardest pwn challenge of the CTF. A simple vulnerability lead to a BOF, but the path to RCE was really interesting

February 4, 2025 · leo_something

Srdnlen 2025 - Snowstorm

Interesting pwn challenge regarding the exploitation of a simple stack BOF.

January 21, 2025 · about:blankets

OpenECSC Round 3 - Log4x86

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.

May 25, 2024 · leo_something