Title

Apple iOS/iPadOS 26 must disable the use voice assistant (Siri) unless required to meet Section 508 compliance requirements. (Cat III impact)

Discussion

The use of voice assistants could expose sensitive DOD data to cloud-based servers during the processing of assistant requests. SFR ID: FMT_MOF_EXT.1.2 #47

Check Content

Review configuration settings to confirm it is disabled. Exception - Siri allowed to meet Section 508 compliance requirements. This check procedure is performed on both the device management tool and the iPhone and iPad device. Note: If an organization has multiple configuration profiles, the check procedure must be performed on the relevant configuration profiles applicable to the scope of the review. In the iOS/iPadOS management tool, verify "Allow Siri" is unchecked. On the iPhone/iPad device: 1. Open the Settings app. 2. Tap "General". 3. Tap "VPN & Device Management". 4. Tap the Configuration Profile from the iOS management tool containing the restrictions policy. 5. Tap "Restrictions". 6. Verify "Siri not allowed" is listed. If "Allow Siri" is not disabled in the management tool or on the Apple device "Siri not allowed" is not listed, this is a finding.

Fix Text

Install a configuration profile to disable "Allow Siri", unless required to meet Section 508 compliance requirements. Configuration Profile Key: allowAssistant

Additional Identifiers

Rule ID: SV-278833r1150746_rule

Vulnerability ID: V-278833

Group Title: PP-MDF-993300

Expert Comments

CCIs tied to check.

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