The OS X system must be configured with the finger service disabled.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-76123	AOSX-12-001115	SV-90811r1_rule		Medium

Description
The "finger" service has had several security vulnerabilities in the past and is not a necessary service. It is disabled by default; enabling it would increase the attack surface of the system.

STIG	Date
Apple OS X 10.12 Security Technical Implementation Guide	2018-12-24

Details

Check Text ( C-75809r1_chk )
To check if the "finger" service is disabled, use the following command: /usr/bin/sudo /bin/launchctl print-disabled system | /usr/bin/grep com.apple.fingerd If the results do not show the following, this is a finding: "com.apple.fingerd" => true

Fix Text (F-82761r1_fix)
To disable the "finger" service, run the following command: /usr/bin/sudo /bin/launchctl disable system/com.apple.fingerd The system may need to be restarted for the update to take effect.