## Command Injection ``` echo "xxx.xxx.xxx.xxxUSER-AGENT" | md5sum ``` - xxx.xxx.xxx.xxx is your ip. - USER-AGENT can be a command injection @string. Send a http request with an command injection payload user-agent. ## References 1. https://www.thezdi.com/blog/2017/12/13/remote-root-in-directvs-wireless-video-bridge-a-tale-of-rage-and-despair 2. https://thehackernews.com/2017/12/directv-wvb-hack.html 3. https://github.com/nixawk/labs/blob/master/CVE-2017-17411/exploit-CVE-2017-17411.py