macOS 26 - Tahoe

The macOS system must disable iCloud storage setup during Setup Assistant

STIG ID: APPL-26-002037 | SRG: SRG-OS-000095-GPOS-00049 | Severity: Medium | CCI: CCI-000381 | Vulnerability ID: V-277107

Description

The prompt to set up iCloud storage services during Setup Assistant must be disabled.

The default behavior of macOS is to prompt new users to set up storage in iCloud. Disabling the iCloud storage setup prompt provides organizations with more control over their data storage.

Check

C-81262r1149382_chk

Verify the macOS system is configured to disable iCloud storage setup during Setup Assistant with the following command:

/usr/bin/osascript -l JavaScript 2>/dev/null << EOS
$.NSUserDefaults.alloc.initWithSuiteName('com.apple.SetupAssistant.managed')\
.objectForKey('skipSetupItems').containsObject("iCloudStorage")
EOS

If the result is not "true", this is a finding.

Fix

F-81167r1148772_fix

Configure the macOS system to disable iCloud storage setup during Setup Assistant by installing the "com.apple.SetupAssistant.managed" configuration profile.