The password for the next level can be retrieved by submitting the password of the current level to port 30000 on localhost.
Commands you may need to solve this level
ssh, telnet, nc, openssl, s_client, nmap
From man nc, one of the section show how to transfer a file to a specific host and port address. We follow the example and greeted by the password for the next level.
nc localhost 30000 < /etc/bandit_pass/bandit14 Correct! BfMYroe26WYalil77FoDi9qh59eK5xNr