I - Mission Critical Classified
Rules and Groups employed by this XCCDF Profile
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PP-MDF-301020
Group -
Zebra Android 11 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-301030
Group -
Zebra Android 11 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-301040
Group -
Zebra Android 11 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-301050
Group -
Zebra Android 11 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 Low Severity -
PP-MDF-301080
Group -
Zebra Android 11 must be configured to enforce an application installation policy by specifying one or more authorized application repositories, including [selection: DoD-approved commercial app repository, EMM 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-301090
Group -
Zebra Android 11 must be configured to enforce an application installation policy by specifying an application allow list that restricts applications by the following characteristics: [selection: list of digital signatures, cryptographic hash values, names, application version].
The application allow list, in addition to controlling the installation of applications on the MD, must control user access/execution of all core and preinstalled applications, or the MD must provi...Rule Medium Severity -
PP-MDF-301100
Group -
Zebra Android 11 allow list must be configured to not include applications with the following characteristics: - back up MD data to non-DoD cloud servers (including user and application access to cloud backup services); - transmit MD diagnostic data to non-DoD servers; - voice assistant application if available when MD is locked; - voice dialing application if available when MD is locked; - allows synchronization of data or applications between devices associated with user; and - allows unencrypted (or encrypted but not FIPS 140-2 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-301110
Group -
Zebra Android 11 must be configured to disable Bluetooth or configured via User Based Enforcement (UBE) to allow Bluetooth for only Headset Profile (HSP), HandsFree Profile (HFP), and Serial Port Profile (SPP).
Some Bluetooth profiles provide the capability for remote transfer of sensitive DoD data without encryption or otherwise do not meet DoD IT security policies and therefore should be disabled. SFR ...Rule Low Severity -
PP-MDF-301120
Group -
Zebra Android 11 must be configured to not display the following (work profile) notifications when the device is locked: [selection: - email notifications - calendar appointments - contact associated with phone call notification - text message notification - other application-based notifications - all notifications].
Many mobile devices display notifications on the lock screen so that users can obtain relevant information in a timely manner without having to frequently unlock the phone to determine if there are...Rule Medium Severity -
PP-MDF-301150
Group -
Zebra Android 11 must be configured to disable trust agents.
Trust agents allow a user to unlock a mobile device without entering a passcode when the mobile device is, for example, connected to a user-selected Bluetooth device or in a user-selected location....Rule Medium Severity -
PP-MDF-301170
Group -
Zebra Android 11 must be configured to disable developer modes.
Developer modes expose features of the Zebra Android device that are not available during standard operation. An adversary may leverage a vulnerability inherent in a developer mode to compromise th...Rule Medium Severity -
PP-MDF-301200
Group -
Zebra Android 11 must be configured to display the DoD advisory warning message at start-up or each time the user unlocks the device.
The Zebra Android 11 is required to display the DoD-approved system use notification message or banner before granting access to the system that provides privacy and security notices consistent wit...Rule Low Severity -
PP-MDF-301210
Group -
Zebra Android 11 must be configured to disable USB mass storage mode.
USB mass storage mode enables the transfer of data and software from one device to another. This software can include malware. When USB mass storage is enabled on a mobile device, it becomes a pote...Rule Medium Severity -
PP-MDF-301220
Group -
Zebra Android 11 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-301230
Group -
Zebra Android 11 must be configured to not allow backup of all applications and configuration data to remote systems.
Backups to remote systems (including cloud backup) can leave data vulnerable to breach on the external systems, which often offer less protection than the Zebra Android device. Where the remote bac...Rule Medium Severity -
PP-MDF-301280
Group -
Zebra Android 11 must be configured to disable multi-user modes.
Multi-user mode allows multiple users to share a mobile device by providing a degree of separation between user data. To date, no mobile device with multi-user mode features meets DoD requirements ...Rule Medium Severity -
PP-MDF-302340
Group -
Zebra Android 11 must allow only the Administrator (EMM) to perform the following management function: Enable/disable location services.
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 Low Severity -
PP-MDF-302370
Group -
Zebra Android 11 must be configured to enable audit logging.
Audit logs enable monitoring of security-relevant events and subsequent forensics when breaches occur. To be useful, Administrators must have the ability to view the audit logs. SFR ID: FMT_SMF_EX...Rule Medium Severity -
PP-MDF-301420
Group -
Zebra Android 11 must be configured to generate audit records for the following auditable events: Detected integrity violations.
Audit logs enable monitoring of security-relevant events and subsequent forensics when breaches occur. They help identify attacks so that breaches can either be prevented or limited in their scope....Rule Low Severity -
PP-MDF-991000
Group -
Zebra Android 11 users must complete required training.
The security posture of Zebra devices requires the device user to configure several required policy rules on their device. User-Based Enforcement (UBE) is required for these controls. In addition, ...Rule Medium Severity -
PP-MDF-991000
Group -
Zebra Android 11 must be configured to enforce that Wi-Fi Sharing is disabled.
Wi-Fi Sharing is an optional configuration of Wi-Fi Tethering/Mobile Hotspot, which allows the device to share its Wi-Fi connection with other wirelessly connected devices instead of its mobile (ce...Rule Medium Severity -
PP-MDF-991000
Group -
Zebra Android 11 must have the DoD root and intermediate PKI certificates installed.
DoD root and intermediate PKI certificates are used to verify the authenticity of PKI certificates of users and web services. If the root and intermediate certificates are not available, an adversa...Rule Medium Severity -
PP-MDF-992000
Group -
Zebra Android 11 must allow only the administrator (EMM) to install/remove DoD root and intermediate PKI certificates.
DoD root and intermediate PKI certificates are used to verify the authenticity of PKI certificates of users and web services. If the user is allowed to remove root and intermediate certificates, th...Rule Medium Severity -
PP-MDF-991000
Group -
Zebra Android 11 work profile must be configured to enforce the system application disable list.
The system application disable list controls user access to/execution of all core and preinstalled applications. Core application: Any application integrated into Zebra Android 11 by Zebra. P...Rule Medium Severity -
PP-MDF-991000
Group -
Zebra Android 11 work profile must be configured to disable automatic completion of work space internet browser text input.
The autofill functionality in the web browser allows the user to complete a form that contains sensitive information, such as personally identifiable information (PII), without previous knowledge o...Rule Medium Severity
Node 2
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