BlackBerry devices must have required operating system software version installed.
Required security features are not available in earlier OS versions. In addition, there are known vulnerabilities in earlier versions.
Update BlackBerry devices to the required operating system software version.
Detailed Policy Requirements: BlackBerry Handheld Software must be version 7.1 or later on BlackBerry devices. Otherwise, this is a finding. Check Procedures: Verify required BlackBerry Handheld Software version is being used. On a sample of site BlackBerry devices (use 2-3 for random sampling) check the installed software version as follows: Select Settings >> Options >> About.