You don't even need a network port open; you might have the vulnerable software already on your system: https://terminal2shell.com/

</s>

This is a (bad) joke.

> A remote attacker with valid credentials can execute arbitrary commands on a server running an SSH service. The commands run on the target with the privileges of the authenticated account, and their output is returned to the attacker.

22/10. touché

Oh no!

Well time to switch to telnet!