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Samsung Android 12 with Knox 3.x COBO Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • PP-MDF-990000

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be enrolled as a COBO device.

    &lt;VulnDiscussion&gt;The Device is the designated application group for the COBO use case. SFR ID: FMT_MOF_EXT.1.2 #47&lt;/VulnDiscussion&gt;&lt;...
    Rule Medium Severity
  • PP-MDF-323160

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to display the DoD advisory warning message at startup or each time the user unlocks the device.

    &lt;VulnDiscussion&gt;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-323010

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to not allow passwords that include more than four repeating or sequential characters.

    &lt;VulnDiscussion&gt;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-323020

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to enable a screen-lock policy that will lock the display after a period of inactivity.

    &lt;VulnDiscussion&gt;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-323000

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to enforce a minimum password length of six characters.

    &lt;VulnDiscussion&gt;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-323040

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to not allow more than 10 consecutive failed authentication attempts.

    &lt;VulnDiscussion&gt;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-323030

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to lock the display after 15 minutes (or less) of inactivity.

    &lt;VulnDiscussion&gt;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-323110

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to disable authentication mechanisms providing user access to protected data other than a Password Authentication Factor, including face recognition.

    &lt;VulnDiscussion&gt;The biometric factor can be used to authenticate the user in order to unlock the mobile device. Unapproved/evaluated biometri...
    Rule Medium Severity
  • PP-MDF-323110

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to enable a screen-lock policy that will lock the display after a period of inactivity - Disable trust agents.

    &lt;VulnDiscussion&gt;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-323250

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to not allow backup of all applications and configuration data to remote systems.

    &lt;VulnDiscussion&gt;Backups to remote systems (including cloud backup) can leave data vulnerable to breach on the external systems, which often o...
    Rule Medium Severity
  • PP-MDF-323130

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to disable developer modes.

    &lt;VulnDiscussion&gt;Developer modes expose features of the MOS that are not available during standard operation. An adversary may leverage a vuln...
    Rule Medium Severity
  • PP-MDF-323320

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to disable all Bluetooth profiles except for HSP (Headset Profile), HFP (Hands-Free Profile), SPP (Serial Port Profile), A2DP (Advanced Audio Distribution Profile), AVRCP (Audio/Video Remote Control Profile), and PBAP (Phone Book Access Profile).

    &lt;VulnDiscussion&gt;Some Bluetooth profiles provide the capability for remote transfer of sensitive DoD data without encryption or otherwise do n...
    Rule Low Severity
  • PP-MDF-323100

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to enable encryption for data at rest on removable storage media or, alternately, the use of removable storage media must be disabled.

    &lt;VulnDiscussion&gt;The MOS must ensure the data being written to the mobile device's removable media is protected from unauthorized access. If d...
    Rule High Severity
  • PP-MDF-323230

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to disable USB mass storage mode.

    &lt;VulnDiscussion&gt;USB mass storage mode enables the transfer of data and software from one device to another. This software can include malware...
    Rule Medium Severity
  • PP-MDF-323240

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to not allow backup of all applications, configuration data to locally connected systems.

    &lt;VulnDiscussion&gt;Data on mobile devices is protected by numerous mechanisms, including user authentication, access control, and cryptography. ...
    Rule Medium Severity
  • PP-MDF-323260

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to enable authentication of personal hotspot connections to the device using a preshared key.

    &lt;VulnDiscussion&gt;If no authentication is required to establish personal hotspot connections, an adversary may be able to use that device to pe...
    Rule Medium Severity
  • PP-MDF-990000

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to disallow configuration of the device's date and time.

    &lt;VulnDiscussion&gt;Determining the correct time a particular application event occurred on a system is critical when conducting forensic analysi...
    Rule Medium Severity
  • PP-MDF-990000

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must have the DoD root and intermediate PKI certificates installed.

    &lt;VulnDiscussion&gt;DoD root and intermediate PKI certificates are used to verify the authenticity of PKI certificates of users and web services....
    Rule Medium Severity
  • PP-MDF-323060

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to enforce an application installation policy by specifying an application allowlist that restricts applications by the following characteristics: names.

    &lt;VulnDiscussion&gt;The application allowlist, in addition to controlling the installation of applications on the MD, must control user access/ex...
    Rule Medium Severity
  • PP-MDF-323070

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to not allow installation of 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.

    &lt;VulnDiscussion&gt;Requiring all authorized applications to be in an application allowlist prevents the execution of any applications (e.g., una...
    Rule Medium Severity
  • PP-MDF-323080

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to not display the following (Work Environment) notifications when the device is locked: all notifications.

    &lt;VulnDiscussion&gt;Many mobile devices display notifications on the lock screen so that users can obtain relevant information in a timely manner...
    Rule Medium Severity
  • PP-MDF-990000

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to enable audit logging.

    &lt;VulnDiscussion&gt;Audit logs enable monitoring of security-relevant events and subsequent forensics when breaches occur. They help identify att...
    Rule Medium Severity
  • PP-MDF-990000

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to prevent users from adding personal email accounts to the work email app.

    &lt;VulnDiscussion&gt;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 sens...
    Rule Medium Severity
  • PP-MDF-323250

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must be configured to not allow backup of all applications, configuration data to remote systems. - Disable Data Sync Framework

    &lt;VulnDiscussion&gt;Backups to remote systems (including cloud backup) can leave data vulnerable to breach on the external systems, which often o...
    Rule Medium Severity
  • PP-MDF-990000

    <GroupDescription></GroupDescription>
    Group
  • Samsung Android must allow only the Administrator (management tool) to perform the following management function: install/remove DoD root and intermediate PKI certificates.

    &lt;VulnDiscussion&gt;DoD root and intermediate PKI certificates are used to verify the authenticity of PKI certificates of users and web services....
    Rule Medium Severity

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