Cct2019 Tryhackme -

127.0.0.1; id If you see output of id command, injection works. Use a netcat reverse shell one-liner.

User www-data may run (ALL, !root) /bin/systemctl That means www-data can run systemctl as any user . 4.2 Exploit systemctl Create a service file (e.g., privesc.service ): cct2019 tryhackme

[Install] WantedBy=multi-user.target