Ensure DHCP Server is not enabled

Information

Unless a system is specifically set up to act as a DHCP server, it is recommended that this service be deleted to reduce the potential attack surface.

Solution

Run one of the following commands to disable dhcpd:
# chkconfig dhcpd off
# systemctl disable dhcpd
# update-rc.d dhcpd disable

See Also

https://www.cisco.com/c/en/us/td/docs/security/firepower/623/configuration/guide/fpmc-config-guide-v623.html