...users that opening certain malicious attachments on its push e-mail devices could stop them opening legitimate messages. RIMsaid a software flaw in its Blackberry Enterprise Server system, used to relay messages to Blackberry mobile devices from...
http://www.computerweekly.com/Articles/2006/01/10/213572/news-in-brief.htm
...OS 5.0 IS OUT?!?!?!?! By: mike240se | Date: Mon, 02/16/2009 - 20:05 | reply Ok the guy from rimsaid this quite clearly. BES 5.0 is being tested at 10 companies. he later said: BES 5.0 requires OS 5.0...
http://crackberry.com/blackberry-enterprise-server-bes-what-it