The macOS system must be configured to disable hot corners.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-230749	APPL-11-000007	SV-230749r599842_rule		Medium

Description
Although hot corners can be used to initiate a session lock or launch useful applications, they can also be configured to disable an automatic session lock from initiating. Such a configuration introduces the risk that a user might forget to manually lock the screen before stepping away from the computer.

STIG	Date
Apple macOS 11 (Big Sur) Security Technical Implementation Guide	2022-02-16

Details

Check Text ( C-33694r607133_chk )
To check if the system is configured to disable hot corners, run the following commands: /usr/sbin/system_profiler SPConfigurationProfileDataType | /usr/bin/grep wvous If the return is null, or does not equal: "wvous-bl-corner = 0 wvous-br-corner = 0; wvous-tl-corner = 0; wvous-tr-corner = 0;" this is a finding.

Fix Text (F-33667r607134_fix)
This setting is enforced using the "Custom Policy" configuration profile.