Apple iOS-iPadOS 16 Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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PP-MDF-321090
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must allow the Administrator (MDM) to perform the following management function: enable/disable VPN protection across the device and [selection: other methods].
<VulnDiscussion>The system administrator must have the capability to configure VPN access to meet organization-specific policies based on mis...Rule Low Severity -
PP-MDF-321280
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (iCloud).
<VulnDiscussion>If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses...Rule Medium Severity -
PP-MDF-321290
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (iCloud document and data synchronization).
<VulnDiscussion>If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses...Rule Medium Severity -
PP-MDF-321290
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (iCloud Keychain).
<VulnDiscussion>If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses...Rule Medium Severity -
PP-MDF-321290
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (My Photo Stream).
<VulnDiscussion>If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses...Rule Medium Severity -
PP-MDF-321290
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (iCloud Photo Sharing, also known as Shared Photo Streams).
<VulnDiscussion>If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses...Rule Medium Severity -
PP-MDF-321290
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (managed applications data stored in iCloud).
<VulnDiscussion>If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses...Rule Medium Severity -
PP-MDF-321290
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (enterprise books).
<VulnDiscussion>If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses...Rule Medium Severity -
PP-MDF-321400
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must [selection: wipe protected data, wipe sensitive data] upon unenrollment from MDM.
<VulnDiscussion>When a mobile device is no longer going to be managed by MDM technologies, its protected/sensitive data must be sanitized bec...Rule Medium Severity -
PP-MDF-321410
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must [selection: remove Enterprise application, remove all noncore applications (any nonfactory-installed application)] upon unenrollment from MDM.
<VulnDiscussion>When a mobile device is no longer going to be managed by MDM technologies, its protected/sensitive data must be sanitized bec...Rule Medium Severity -
PP-MDF-323024
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must be configured to enforce a minimum password length of six characters.
<VulnDiscussion>Password strength is a measure of the effectiveness of a password in resisting guessing and brute force attacks. The ability ...Rule Medium Severity -
PP-MDF-323025
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must be configured to not allow passwords that include more than four repeating or sequential characters.
<VulnDiscussion>Password strength is a measure of the effectiveness of a password in resisting guessing and brute force attacks. Passwords th...Rule Medium Severity -
PP-MDF-323026
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must be configured to enable a screen-lock policy that will lock the display after a period of inactivity.
<VulnDiscussion>The screen-lock timeout helps protect the device from unauthorized access. Devices without a screen-lock timeout provide an o...Rule Medium Severity -
PP-MDF-323030
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must be configured to lock the display after 15 minutes (or less) of inactivity.
<VulnDiscussion>The screen lock timeout must be set to a value that helps protect the device from unauthorized access. Having a too-long time...Rule Medium Severity -
PP-MDF-323040
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must be configured to not allow more than 10 consecutive failed authentication attempts.
<VulnDiscussion>The more attempts an adversary has to guess a password, the more likely the adversary will enter the correct password and gai...Rule Medium Severity -
PP-MDF-323050
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must be configured to enforce an application installation policy by specifying one or more authorized application repositories, including [selection: DoD-approved commercial app repository, MDM server, mobile application store].
<VulnDiscussion>Forcing all applications to be installed from authorized application repositories can prevent unauthorized and malicious appl...Rule Medium Severity -
PP-MDF-323070
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must not include applications with the following characteristics: access to Siri when the device is locked.
<VulnDiscussion>Requiring all authorized applications to be in an application allow list prevents the execution of any applications (e.g., un...Rule Medium Severity -
PP-MDF-323070
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 allow list must be configured to not include applications with the following characteristics: allow voice dialing when MD is locked.
<VulnDiscussion>Requiring all authorized applications to be in an application allow list prevents the execution of any applications (e.g., un...Rule Medium Severity -
PP-MDF-323070
<GroupDescription></GroupDescription>Group -
PP-MDF-323290
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 allowlist must be configured to not include applications with the following characteristics: - Backs up MD data to non-DoD cloud servers (including user and application access to cloud backup services); - Transmits MD diagnostic data to non-DoD servers; - Allows synchronization of data or applications between devices associated with user; and - Allows unencrypted (or encrypted but not FIPS 140-2/FIPS 140-3 validated) data sharing with other MDs or printers.
<VulnDiscussion>Requiring all authorized applications to be in an application allow list prevents the execution of any applications (e.g., un...Rule Medium Severity -
PP-MDF-323080
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must be configured to not display notifications when the device is locked.
<VulnDiscussion>Many mobile devices display notifications on the lock screen so users can obtain relevant information in a timely manner with...Rule Medium Severity -
PP-MDF-323080
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must not display notifications (calendar information) when the device is locked.
<VulnDiscussion>Many mobile devices display notifications on the lock screen so users can obtain relevant information in a timely manner with...Rule Medium Severity -
PP-MDF-323160
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must be configured to display the DoD advisory warning message at startup or each time the user unlocks the device.
<VulnDiscussion>Before granting access to the system, the mobile operating system is required to display the DoD-approved system use notifica...Rule Low Severity -
PP-MDF-323240
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must be configured to not allow backup of [all applications, configuration data] to locally connected systems.
<VulnDiscussion>Data on mobile devices is protected by numerous mechanisms, including user authentication, access control, and cryptography. ...Rule Medium Severity -
PP-MDF-323280
<GroupDescription></GroupDescription>Group -
Apple iOS/iPadOS 16 must not allow non-DoD applications to access DoD data.
<VulnDiscussion>App data sharing gives apps the ability to access the data of other apps for enhanced user functionality. However, sharing al...Rule Medium Severity -
Apple iOS/iPadOS 16 must be configured to disable multiuser modes.
<VulnDiscussion>Multiuser mode allows multiple users to share a mobile device by providing a degree of separation between user data. To date,...Rule Medium Severity
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