Microsoft has released an update for the System Center Endpoint protection clients.
This updates is available for SCCM 2012 R2 Endpoint Protection Clients, SCCM 2012 SP1 Endpoint Protection Clients and Forefront Endpoint Protection 2010 Clients.
The update includes this file:
The installation is pretty straight forward, here without the need for a package to update more site servers.
To update the existing clients you can use Automatic Client Upgrade found under Site Configuration – Sites – Hierarchy Settings
Beware of potential problems with Maintenance Window and that the update is initiated by a scheduled task:
After updating the client will report version 4.4.304.0