| PB21-00-000220 | High | BlackBerry PlayBook OS must prevent a user from installing applications from an untrusted source (other than BlackBerry World) in the personal space. | The operating system must enforce software installation by users based upon what types of software installations are permitted (e.g., updates and security patches to existing software) and what... |
| PB21-00-000210 | High | BlackBerry PlayBook OS must not permit mobile service carriers to have privileged access to the operating system or perform any function not directed by the user. | Permitting mobile service carriers access to the mobile operating system leaves the device vulnerable to breach from rogue elements within the carrier infrastructure. Mobile service carriers are... |
| PB21-00-000310 | High | Only DoD PKI issued or DoD approved software authentication certificates may be installed on BlackBerry PlayBook OS. | If unauthorized software authentication certificates are installed on the device, then the operating system would not block malware signed by the entity that published these certificates. Such... |
| PB21-00-000260 | Medium | BlackBerry PlayBook OS VPN client must employ DoD PKI approved mechanisms for authentication when connecting to DoD networks. | VPNs are vulnerable to attack if they are not supported by strong authentication. An adversary may be able gain access to network resources and sensitive information if they can compromise the... |
| PB21-00-000120 | Medium | BlackBerry PlayBook OS must lock the device after no more than 15 minutes of inactivity. | The device lock function prevents further access to the system by initiating a session lock after a period of inactivity or upon receiving a request from a user. The device lock is retained until... |
| PB21-00-000140 | Medium | BlackBerry PlayBook OS must disallow the device unlock password from containing fewer than a specified minimum number of upper case alphabetic characters, lower case alphabetic characters, and numeric characters. | Password complexity or strength refers to how difficult it is to determine a password using a dictionary or brute force attack. Setting minimum numbers of certain types of characters increases... |
| PB21-00-000160 | Medium | BlackBerry PlayBook OS must disallow the device unlock password from containing fewer than a specified minimum number of numeric characters. | Password complexity or strength refers to how difficult it is to determine a password using a dictionary or brute force attack. Setting minimum numbers of certain types of characters increases... |
| PB21-00-000150 | Medium | BlackBerry PlayBook OS must disallow the device unlock password from containing fewer than a specified minimum number of lower case alphabetic characters. | Password complexity or strength refers to how difficult it is to determine a password using a dictionary or brute force attack. Setting minimum numbers of certain types of characters increases... |
| PB21-00-000350 | Medium | BlackBerry PlayBook OS must employ mobile device management services to centrally manage IT Policies | Security related parameters are those parameters impacting the security state of the system and include parameters related to the implementation of other IA controls. If these controls are not... |
| PB21-00-000190 | Medium | BlackBerry PlayBook OS must enforce a minimum length for the work area password. | Password complexity, or 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 times an... |
| PB21-00-000400 | Medium | BlackBerry PlayBook OS must prohibit wireless remote access connections except for personal hotspot service. | The device acts as a personal hotspot when it accepts remote connections on a local area network interface for the purposes of routing traffic to a wide area network interface. The most common... |
| PB21-00-000420 | Medium | BlackBerry PlayBook OS must allow user to configure a non-complex 4 digit password for the personal space. | If the user is able to disable the password-protected lock feature, the user can change the configuration of the device to allow access without a password. The modified configuration would enable... |
| PB21-00-000290 | Medium | BlackBerry PlayBook OS must prohibit the use of non-DoD authorized instant messaging (IM) systems. | Many instant messaging systems have known vulnerabilities, some of which allow an adversary to install malware on the device. This malware can then be used to obtain sensitive information or... |
| PB21-00-000320 | Medium | Only DoD PKI issued or DoD approved server authentication certificates may be installed on BlackBerry PlayBook OS. | If unauthorized device authentication certificates are installed on the device, there is the potential that the device may connect to a rogue device or network. Rogue devices can mimic the... |
| PB21-00-000390 | Medium | BlackBerry PlayBook OS must encrypt all data on the mobile device using AES encryption (AES 128 bit encryption key length is the minimum requirement; AES 256 desired). | If data at rest is unencrypted, it is vulnerable to disclosure. Even if the operating system enforces permissions on data access, an adversary can remove non-volatile memory and read it directly,... |
| PB21-00-000110 | Medium | BlackBerry PlayBook OS must retain the device lock until the user reestablishes access using established identification and authentication procedures. | The device lock function prevents further access to the system by initiating a session lock after a period of inactivity or upon receiving a request from a user. The device lock is retained until... |
| PB21-00-000250 | Medium | BlackBerry PlayBook OS must authenticate devices before establishing remote network (e.g., VPN) connections using bidirectional cryptographically based authentication between devices. | Without strong mutual authentication a mobile device may connect to an unauthorized network. In many cases, the user may falsely believe that the device is connected to an authorized network and... |
| PB21-00-000270 | Medium | BlackBerry PlayBook OS's VPN client must use either IPSec or SSL/TLS when connecting to DoD networks. | Use of non-standard communications' protocols can affect both the availability and confidentiality of communications. IPSec and SSL/TLS are both well-known and tested protocols that provide strong... |
| PB21-00-000330 | Medium | BlackBerry PlayBook OS must prevent a user from using a browser that does not direct its traffic to a DoD proxy server. | Proxy servers can inspect traffic for malware and other signs of a security attack. Allowing a mobile device to access the public Internet without proxy server inspection forgoes the protection... |
| PB21-00-000230 | Medium | BlackBerry PlayBook OS must only permit download of software from a DoD approved source (e.g., DoD operated mobile device application store or MDM server). | DoD can perform due diligence on sources of software to mitigate the risk that malicious software is introduced to those sources. Therefore, if software is downloaded from a DoD approved source,... |
| PB21-00-000370 | Medium | BlackBerry PlayBook OS must employ mobile device management services to centrally manage Wi-Fi profiles | Security related parameters are those parameters impacting the security state of the system and include parameters related to the implementation of other IA controls. If these controls are not... |
| PB21-00-000100 | Medium | BlackBerry PlayBook OS must retain the lock work space until the user reestablishes access using established identification and authentication procedures. | The device lock function prevents further access to the system by initiating a session lock after a period of inactivity or upon receiving a request from a user. The device lock is retained until... |
| PB21-00-000410 | Medium | BlackBerry PlayBook OS must not permit a user to disable the password-protected lock feature on the work space. | If the user is able to disable the password-protected lock feature, the user can change the configuration of the device to allow access without a password. The modified configuration would enable... |
| PB21-00-000380 | Medium | BlackBerry PlayBook OS must employ mobile device management services to centrally manage VPN profiles | Security related parameters are those parameters impacting the security state of the system and include parameters related to the implementation of other IA controls. If these controls are not... |
| PB21-00-000240 | Medium | BlackBerry PlayBook OS's Wi-Fi module must use EAP-TLS authentication when authenticating to DoD WLAN authentication servers. | Without strong mutual authentication a mobile device may connect to an unauthorized network. In many cases, the user may falsely believe that the device is connected to an authorized network and... |
| PB21-00-000360 | Medium | BlackBerry PlayBook OS must employ mobile device management services to centrally manage email settings | Security related parameters are those parameters impacting the security state of the system and include parameters related to the implementation of other IA controls. If these controls are not... |
| PB21-00-000200 | Low | BlackBerry PlayBook OS must enforce a minimum length for the device unlock password. | Password complexity, or 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 times an... |
| PB21-00-000130 | Low | BlackBerry PlayBook OS must synchronize the internal clock at least once every 24 hours with an authoritative time server or the Global Positioning System. | Determining the correct time a particular application event occurred on a system is critical when conducting forensic analysis and investigating system events.
Periodically synchronizing... |
| PB21-00-000170 | Low | BlackBerry PlayBook OS must enforce a maximum lifetime of 120 days for the device unlock password (password age). | Changing passcodes regularly prevents an attacker who has compromised the password from re-using it to regain access. This is an unlikely scenario, but is addressed by setting a password... |
| PB21-00-000180 | Low | BlackBerry PlayBook OS must prohibit a user from reusing any of the last five previously used device unlock passwords. | Password complexity, or strength, is a measure of the effectiveness of a password in resisting guessing and brute force attacks. Remembering the prior five device unlock passwords enables the... |
