The macOS system must disable Bluetooth when no approved device is connected.

Severity	Group ID	Group Title	Version	Rule ID	Date	STIG Version
high	V-268509	SRG-OS-000423-GPOS-00187	APPL-15-002062	SV-268509r1034467_rule	2025-02-20	1

Description
The macOS system must be configured to disable Bluetooth unless an approved device is connected. [IMPORTANT] ==== Information system security officers (ISSOs) may make the risk-based decision not to disable Bluetooth to maintain necessary functionality, but they are advised to first fully weigh the potential risks posed to their organization. ==== Satisfies: SRG-OS-000423-GPOS-00187, SRG-OS-000481-GPOS-00481

Description

The macOS system must be configured to disable Bluetooth unless an approved device is connected. [IMPORTANT] ==== Information system security officers (ISSOs) may make the risk-based decision not to disable Bluetooth to maintain necessary functionality, but they are advised to first fully weigh the potential risks posed to their organization. ==== Satisfies: SRG-OS-000423-GPOS-00187, SRG-OS-000481-GPOS-00481

ℹ️ Check
Verify the macOS system is configured to disable Bluetooth with the following command: /usr/bin/osascript -l JavaScript << EOS $.NSUserDefaults.alloc.initWithSuiteName('com.apple.MCXBluetooth')\ .objectForKey('DisableBluetooth').js EOS If the result is not "true", this is a finding.

✔️ Fix
Configure the macOS system to disable Bluetooth by installing the "com.apple.MCXBluetooth" configuration profile.