Google Android 13 COBO Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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PP-MDF-990000
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Google Android 13 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-323024
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Google Android 13 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
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PP-MDF-323026
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Google Android 13 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
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PP-MDF-323040
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Google Android 13 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
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Google Android 13 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-323060
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PP-MDF-323070
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PP-MDF-323080
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Google Android 13 must be configured to not display the following (work profile) notifications when the device is locked: [selection: a. email notifications b. calendar appointments c. contact associated with phone call notification d. text message notification e. other application-based notifications f. 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-323110
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Google Android 13 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-323130
Group -
Google Android 13 must be configured to disable developer modes.
Developer modes expose features of the mobile operating system (MOS) that are not available during standard operation. An adversary may leverage a vulnerability inherent in a developer mode to comp...Rule Medium Severity -
PP-MDF-323160
Group -
Google Android 13 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-323170
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PP-MDF-323230
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Google Android 13 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-323240
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PP-MDF-323250
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Google Android 13 must be configured to not allow backup of [all applications, 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 mobile operating system (MOS). Where the r...Rule Medium Severity -
PP-MDF-323290
Group -
Google Android 13 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 -
PP-MDF-323320
Group -
Google Android 13 must be configured to disable Bluetooth or configured via User Based Enforcement (UBE) to allow Bluetooth for only Headset Profile (HSP), Hands-Free 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 must be disabled. SFR ID...Rule Low Severity -
PP-MDF-323330
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Google Android 13 must be configured to disable ad hoc wireless client-to-client connection capability.
Ad hoc wireless client-to-client connections allow mobile devices to communicate with each other directly, circumventing network security policies and making the traffic invisible. This could allow...Rule Medium Severity -
PP-MDF-990000
Group -
Google Android 13 users must complete required training.
The security posture of Google 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-990000
Group -
Google Android 13 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-990000
Group -
Google Android 13 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-990000
Group -
PP-MDF-990000
Group -
Google Android 13 must be configured to disallow configuration of date and time.
Determining the correct time a particular application event occurred on a system is critical when conducting forensic analysis and investigating system events. Periodically synchronizing interna...Rule Medium Severity -
PP-MDF-990000
Group -
PP-MDF-990000
Group -
Android 13 devices must be configured to disable the use of third-party keyboards.
Many third-party keyboard applications are known to contain malware. SFR ID: FMT_SMF_EXT.1.1 #47Rule Low Severity -
PP-MDF-990000
Group -
Android 13 devices must be configured to enable Common Criteria Mode (CC Mode).
The CC Mode feature is a superset of other features and behavioral changes that are mandatory MDFPP requirements. If CC mode is not implemented, the device will not be operating in the NIAP-certifi...Rule Low Severity -
PP-MDF-990000
Group -
PP-MDF-323350
Group
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