SCCM 2012 remote Control

In SCCM 2012 remote Control is finally made usable during times when the user is not in front of the device. CTRL-ALT-DEL is supported in SCCM 2012, a popular feature that was lost in ConfigMgr 2007 due to using the Windows Vista RDP, which allows administrators to get to the
Logon dialog, as shown in Figure

CU3 for Configuration Manager 2012 SP1 (KB2882125)

Cumulative Update 3 for Configuration Manager 2012 SP1 has been released. Besides several fixes in all areas of the product, this cumulative update also adds support for Windows 8.1.

Supported Platforms
This update adds support for Windows 8.1-based client computers in Microsoft System Center 2012 Configuration Manager Service Pack 1. Windows 8.1 is added to the supported platform list for the following features:

1-Software distribution
2-Software update management
3-Compliance Settings


Have a look here for the complete list of issues that have been fixed and download the cumulative update
Here