macOS 15 - Sequoia

The macOS system must disable iCloud Notes

STIG ID: APPL-15-002016 | SRG: SRG-OS-000095-GPOS-00049 | Severity: Medium | CCI: CCI-000381 | Vulnerability ID: V-268491

Description

The macOS built-in Notes.app connection to Apple's iCloud service must be disabled.Apple's iCloud service does not provide an organization with enough control over the storage and access of data and, therefore, automated Notes synchronization must be controlled by an organization-approved service.

Check

C-268491r1034413_chk

Verify the macOS system is configured to disable iCloud Notes with the following command:/usr/bin/osascript -l JavaScript << EOS$.NSUserDefaults.alloc.initWithSuiteName('com.apple.applicationaccess')\.objectForKey('allowCloudNotes').jsEOSIf the result is not "false", this is a finding.

Fix

F-72422r1034412_fix

Configure the macOS system to disable iCloud Notes by installing the "com.apple.applicationaccess" configuration profile.