2.2.4 Ensure telnet client is not installed

Audit

Verify inetutils-telnet & telnet are not installed. Use the following command to provide the needed information:

# dpkg-query -l | grep -E 'telnet|inetutils-telnet' &>/dev/null && echo "telnet is installed"

Nothing should be returned.

Remediation

Run the following commands to uninstall telnet & inetutils-telnet:

# apt purge telnet
# apt purge inetutils-telnet