See the Info HERE
The issue affects the BlackBerry® Attachment Service component of the following software versions:
* BlackBerry Enterprise Server Express version 5.0.2 for Microsoft Exchange
* BlackBerry Enterprise Server versions 5.0.2, 5.0.1, 5.0.0, 4.1.7 and earlier for Microsoft Exchange
* BlackBerry Enterprise Server versions 5.0.2, 5.0.1, 5.0.0, 4.1.7 and earlier for IBM Lotus Domino
* BlackBerry Enterprise Server versions 5.0.1, 4.1.7 and earlier for Novell GroupWise
* BlackBerry® Professional Software version 4.1.4 and earlier for Microsoft Exchange and IBM Lotus Domino