The information system _IS_ configured to allow current administrators to promote standard users to administrator user status.
The macOS is a UNIX 03-compliant operating system which allows administrators of the system to grant privileges to other users.
The technology inherently meets this requirement. No fix is required.
The following resource is also helpful.
This security hardening control applies to the following category of controls within NIST 800-53: Access Control.This control applies to the following type of system Unix.