STIGQter: STIG Summary: Apple iOS/iPadOS 18 Security Technical Implementation Guide Version: 2 Release: 3 Benchmark Date: 13 May 2026:

Apple iOS/iPadOS 18 must not allow unmanaged apps to read contacts from managed contacts accounts.

DISA Rule

SV-268046r1031226_rule

Vulnerability Number

V-268046

Group Title

PP-MDF-993300

Rule Version

AIOS-18-012400

Severity

CAT III

CCI(s)

• CCI-000366 - Implement the security configuration settings.

Weight

10

Fix Recommendation

Install a configuration profile to prevent unmanaged apps from reading contacts from managed contacts accounts.

Check Contents

Review configuration settings to confirm "Allow unmanaged apps to read contacts from managed contacts accounts" is disabled.

This check procedure is performed on both the Apple iOS/iPadOS management tool and the iPhone and iPad.

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 management tool, verify "Allow unmanaged apps to read contacts from managed contacts accounts" is unchecked.

On the iPhone and iPad:
1. Open the Settings app.
2. Tap "General".
3. Tap "VPN & Device Management".
4. Tap the Configuration Profile from the iOS/iPadOS management tool containing the restrictions policy.
5. Tap "Restrictions".
6. Verify "Allow unmanaged apps to read contacts from managed contacts accounts" is not listed.

If "Allow unmanaged apps to read contacts from managed contacts accounts" is checked in the iOS/iPadOS management tool or the restrictions policy on the iPhone and iPad lists "Allow unmanaged apps to read contacts from managed contacts accounts", this is a finding.

Vulnerability Number

V-268046

Documentable

False

Rule Version

AIOS-18-012400

Severity Override Guidance

Review configuration settings to confirm "Allow unmanaged apps to read contacts from managed contacts accounts" is disabled.

This check procedure is performed on both the Apple iOS/iPadOS management tool and the iPhone and iPad.

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 management tool, verify "Allow unmanaged apps to read contacts from managed contacts accounts" is unchecked.

On the iPhone and iPad:
1. Open the Settings app.
2. Tap "General".
3. Tap "VPN & Device Management".
4. Tap the Configuration Profile from the iOS/iPadOS management tool containing the restrictions policy.
5. Tap "Restrictions".
6. Verify "Allow unmanaged apps to read contacts from managed contacts accounts" is not listed.

If "Allow unmanaged apps to read contacts from managed contacts accounts" is checked in the iOS/iPadOS management tool or the restrictions policy on the iPhone and iPad lists "Allow unmanaged apps to read contacts from managed contacts accounts", this is a finding.

Check Content Reference

M

Target Key

5650