Details
dovecot is an open source IMAP and POP3 server for Linux based systems.
Solution
Run one of the following commands to disable dovecot :
# chkconfig dovecot off
# systemctl disable dovecot
# update-rc.d dovecot disable
Supportive Information
The following resource is also helpful.
This security hardening control applies to the following category of controls within NIST 800-53: Configuration Management.This control applies to the following type of system Unix.