II - Mission Support Classified
Rules and Groups employed by this XCCDF Profile
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PP-MDF-321090
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].
The system administrator must have the capability to configure VPN access to meet organization-specific policies based on mission needs. Otherwise, a user could inadvertently or maliciously set up ...Rule Low Severity -
PP-MDF-321280
Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (iCloud).
If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses unacceptable risk to DoD information systems. An adversary could exploi...Rule Medium Severity -
PP-MDF-321290
Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (iCloud document and data synchronization).
If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses unacceptable risk to DoD information systems. An adversary could exploi...Rule Medium Severity -
PP-MDF-321290
Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (iCloud Keychain).
If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses unacceptable risk to DoD information systems. An adversary could exploi...Rule Medium Severity -
PP-MDF-321290
Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (My Photo Stream).
If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses unacceptable risk to DoD information systems. An adversary could exploi...Rule Medium Severity -
PP-MDF-321290
Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (iCloud Photo Sharing, also known as Shared Photo Streams).
If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses unacceptable risk to DoD information systems. An adversary could exploi...Rule Medium Severity -
PP-MDF-321290
Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (managed applications data stored in iCloud).
If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses unacceptable risk to DoD information systems. An adversary could exploi...Rule Medium Severity -
PP-MDF-321290
Group -
Apple iOS/iPadOS 16 must not allow backup to remote systems (enterprise books).
If a user is able to configure the security setting, the user could inadvertently or maliciously set it to a value that poses unacceptable risk to DoD information systems. An adversary could exploi...Rule Medium Severity -
PP-MDF-321400
Group -
Apple iOS/iPadOS 16 must [selection: wipe protected data, wipe sensitive data] upon unenrollment from MDM.
When a mobile device is no longer going to be managed by MDM technologies, its protected/sensitive data must be sanitized because it will no longer be protected by the MDM software, putting it at m...Rule Medium Severity -
PP-MDF-321410
Group -
Apple iOS/iPadOS 16 must [selection: remove Enterprise application, remove all noncore applications (any nonfactory-installed application)] upon unenrollment from MDM.
When a mobile device is no longer going to be managed by MDM technologies, its protected/sensitive data must be sanitized because it will no longer be protected by the MDM software, putting it at m...Rule Medium Severity -
PP-MDF-323024
Group -
Apple iOS/iPadOS 16 must be configured to enforce a minimum password length of six characters.
Password strength is a measure of the effectiveness of a password in resisting guessing and brute force attacks. The ability to crack a password is a function of how many attempts an adversary is p...Rule Medium Severity -
PP-MDF-323025
Group -
Apple iOS/iPadOS 16 must be configured to not allow passwords that include more than four repeating or sequential characters.
Password strength is a measure of the effectiveness of a password in resisting guessing and brute force attacks. Passwords that contain repeating or sequential characters are significantly easier t...Rule Medium Severity -
PP-MDF-323026
Group -
Apple iOS/iPadOS 16 must be configured to enable a screen-lock policy that will lock the display after a period of inactivity.
The screen-lock timeout helps protect the device from unauthorized access. Devices without a screen-lock timeout provide an opportunity for adversaries who gain physical access to the mobile device...Rule Medium Severity -
PP-MDF-323030
Group -
Apple iOS/iPadOS 16 must be configured to lock the display after 15 minutes (or less) of inactivity.
The screen lock timeout must be set to a value that helps protect the device from unauthorized access. Having a too-long timeout would increase the window of opportunity for adversaries who gain ph...Rule Medium Severity -
PP-MDF-323040
Group -
Apple iOS/iPadOS 16 must be configured to not allow more than 10 consecutive failed authentication attempts.
The more attempts an adversary has to guess a password, the more likely the adversary will enter the correct password and gain access to resources on the device. Setting a limit on the number of at...Rule Medium Severity -
PP-MDF-323050
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].
Forcing all applications to be installed from authorized application repositories can prevent unauthorized and malicious applications from being installed and executed on mobile devices. Allowing s...Rule Medium Severity -
PP-MDF-323070
Group -
Apple iOS/iPadOS 16 must not include applications with the following characteristics: access to Siri when the device is locked.
Requiring all authorized applications to be in an application allow list prevents the execution of any applications (e.g., unauthorized, malicious) that are not part of the allow list. Failure to c...Rule Medium Severity -
PP-MDF-323070
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.
Requiring all authorized applications to be in an application allow list prevents the execution of any applications (e.g., unauthorized, malicious) that are not part of the allow list. Failure to c...Rule Medium Severity -
PP-MDF-323070
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.
Requiring all authorized applications to be in an application allow list prevents the execution of any applications (e.g., unauthorized, malicious) that are not part of the allow list. Failure to c...Rule Medium Severity -
PP-MDF-323080
Group -
Apple iOS/iPadOS 16 must be configured to not display notifications when the device is locked.
Many mobile devices display notifications on the lock screen so users can obtain relevant information in a timely manner without having to frequently unlock the phone to determine if there are new ...Rule Medium Severity -
PP-MDF-323080
Group -
Apple iOS/iPadOS 16 must not display notifications (calendar information) when the device is locked.
Many mobile devices display notifications on the lock screen so users can obtain relevant information in a timely manner without having to frequently unlock the phone to determine if there are new ...Rule Medium Severity -
PP-MDF-323160
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.
Before granting access to the system, the mobile operating system is required to display the DoD-approved system use notification message or banner that provides privacy and security notices consis...Rule Low Severity -
PP-MDF-323240
Group -
Apple iOS/iPadOS 16 must be configured to not allow backup of [all applications, configuration data] to locally connected systems.
Data on mobile devices is protected by numerous mechanisms, including user authentication, access control, and cryptography. When the data is backed up to an external system (either locally connect...Rule Medium Severity -
PP-MDF-323280
Group -
Apple iOS/iPadOS 16 must not allow non-DoD applications to access DoD data.
App data sharing gives apps the ability to access the data of other apps for enhanced user functionality. However, sharing also poses a significant risk that unauthorized users or apps will obtain ...Rule Medium Severity -
PP-MDF-323290
Group -
Apple iOS/iPadOS 16 must be configured to disable multiuser modes.
Multiuser mode allows multiple users to share a mobile device by providing a degree of separation between user data. To date, no mobile device with multiuser mode features meets DoD requirements fo...Rule Medium Severity
Node 2
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