The operating system must require individuals to be authenticated with an individual authenticator prior to using a group authenticator.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-59659	AOSX-10-000565	SV-74089r1_rule		Medium

Description
Administrator users must never log in directly as root. To assure individual accountability and prevent unauthorized access, logging in as root over a remote connection must be disabled. Administrators should only run commands as root after first authenticating with their individual user names and passwords.

STIG	Date
Apple OS X 10.10 (Yosemite) Workstation Security Technical Implementation Guide	2017-04-06

Details

Check Text ( C-60429r1_chk )
To check if SSH has root logins enabled, run the following command: sudo grep ^PermitRootLogin /etc/sshd_config If there is no result, or the result is set to 'yes', this is a finding.

Fix Text (F-65069r1_fix)
In order to make sure that PermitRootLogin is disabled by sshd, run the following command: sudo sed -i.bak 's/^[\#]*PermitRootLogin.*/PermitRootLogin no/' /etc/sshd_config