HackTheBox - Shocker

ShellShock (also known as bashdoor) is a bug in the Unix bash shell that causes commands from environment variables to be executed unintentionally.

Hack the Box Challenge: Shocker Walkthrough - Hacking Articles

Hack The Box - Shocker Walkthrough - StefLan's Security Blog

Writeup: HackTheBox Shocker- Without Metasploit (OSCP Prep) - DEV Community

HackTheBox Shocker Walkthrough

Shocker - HTB - Walkthrough - Exploiting a Widespread Vulnerability

Shocker – M4t35Z's Blog

Keep Calm and Hack The Box - Shocker

Shocker HackTheBox WalkThrough

HTB- Shocker ( Take It Easy Series), by Adithya Thatipalli

Hack The Box — Shocker. SHOCKER, by exploit_daily