Samsung Android OS 15 with Knox 3.x COBO Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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Samsung Android's Work environment must be configured to prevent users from adding personal email accounts to the work email app.
If the user is able to add a personal email account (POP3, IMAP, EAS) to the work email app, it could be used to forward sensitive DOD data to unauthorized recipients. Restricting email account add...Rule Medium Severity -
PP-MDF-993300
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Samsung Android's Work profile must be configured to enable Common Criteria (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-993300
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Samsung Android device users must complete required training.
The security posture of Samsung 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-993300
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The Samsung Android device must have the latest available Samsung Android operating system (OS) installed.
Required security features are not available in earlier OS versions. In addition, earlier versions may have known vulnerabilities. SFRID: FMT_MOF_EXT.1.2 #47Rule High Severity -
PP-MDF-993300
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The Samsung Android device must be configured to enable Certificate Revocation List (CRL) status checking.
A CRL allows a certificate issuer to revoke a certificate for any reason, including improperly issued certificates and compromise of the private keys. Checking the revocation status of the certific...Rule Medium Severity -
PP-MDF-993300
Group -
The Samsung Android device 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-993300
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The Samsung Android device 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 Samsung Android 15 by Samsung. ...Rule Medium Severity -
PP-MDF-993300
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The Samsung Android device must be configured to disable the use of third-party keyboards.
Many third-party keyboard applications are known to contain malware. SFRID: FMT_SMF.1.1 #47Rule Low Severity -
PP-MDF-993300
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PP-MDF-993300
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PP-MDF-331080
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PP-MDF-333024
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PP-MDF-333025
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Samsung Android 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-333030
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PP-MDF-333030
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Samsung Android must be configured to enable a screen-lock policy that will lock the display after a period of inactivity - Disable trust agents.
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-333040
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Samsung Android 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-333050
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PP-MDF-333060
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Samsung Android's Work environment must be configured to enforce an application installation policy by specifying an application allowlist that restricts applications by the following characteristics: Names.
The application allowlist, 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 provid...Rule Medium Severity -
PP-MDF-333070
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PP-MDF-333070
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Samsung Android 15 allowlist must be configured to not include artificial intelligence (AI) applications that process device data in the cloud, including Google Gemini.
Sensitive DOD data could be exposed when an AI app processes device data in the cloud. SFRID: FMT_SMF.1.1 #8Rule Medium Severity -
PP-MDF-333080
Group -
Samsung Android must be configured to not display the following (Work Environment) notifications when the device is locked: 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-333100
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PP-MDF-333110
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Samsung Android must be configured to disable authentication mechanisms providing user access to protected data other than a Password Authentication Factor: Face recognition.
Note: This requirement is Not Applicable for specific biometric authentication factors included in the product's Common Criteria evaluation. The biometric factor can be used to authenticate the us...Rule Medium Severity -
PP-MDF-333130
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Samsung Android must be configured to disable developer modes.
Developer modes expose features of the MOS that are not available during standard operation. An adversary may leverage a vulnerability inherent in a developer mode to compromise the confidentiality...Rule Medium Severity -
PP-MDF-333160
Group -
Samsung Android 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-333230
Group -
Samsung Android 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-333240
Group -
Samsung Android must be configured to not allow backup of all applications and 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-333250
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PP-MDF-333250
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Samsung Android must be configured to not allow backup of all applications and configuration data to remote systems. - Disable Backup Services.
Backups to remote systems (including cloud backup) can leave data vulnerable to breach on the external systems, which often offer less protection than the MOS. Where the remote backup involves a cl...Rule Medium Severity -
PP-MDF-333260
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PP-MDF-333320
Group
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