Title

The macOS system must disable Bluetooth when no approved device is connected. (Cat I impact)

Discussion

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

Check Content

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 Text

Configure the macOS system to disable Bluetooth by installing the "com.apple.MCXBluetooth" configuration profiles.

Additional Identifiers

Rule ID: SV-259510r941152_rule

Vulnerability ID: V-259510

Group Title: SRG-OS-000423-GPOS-00187

Expert Comments

CCIs tied to check.

Controls tied to check. These are derived from the CCIs shown above.