Hacking TMNF: Part 2 - Exploiting a blind format string
Following up on the previous post, we will triage a crash to find the cause of a blind format string bug. We’ll take this bug from annoying crash all the way to RCE with a few neat tricks.
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Hacking TMNF: Part 1 - Fuzzing the game server
The first of a two-part series. This part will cover how I set up a grammar fuzzer with LibAFL and Nautilus in order to fuzz the game server for Trackmania Nations Forever.
CVE-2021-22204 - Recreating a critical bug in ExifTool, no Perl smarts required.
This writeup explains how to reverse engineer the security patch and craft an exploit for CVE-2021-22204, without any real Perl knowledge.