Many of us take for granted ls’s convenient display, and probably didn’t ever stop to consider how it even knows which colors to use for which files. This very question sparked my curiosity and lead me to researching the internals of this mechanism.

Vulnerability writeup for CVE-2019-17421 that allows privilege escalation to root through OpManager products

This post describes in detail how I found CVE-2019-17424 and successfully exploited the vulnerability in the precompiled, packaged product to achieve RCE.

This is Part 1 in a 4 part series about my process hunting for vulnerabilities in a network auditing tool (used to protect networks by detecting and fixing security holes) and fully exploiting one of the vulnerabilities I found.

There is an insanely cool, simple and elegant way to calculate Fibonacci numbers in assembly using only 2 opcodes!