Hi
Currently BE2012 is not supported ,but you can stay tunes for updates on same from Symantec ,as of now there is no update about when it will be supported.
www.symantec.com/business/support/.../sites/.../be_2012_scl.pdf
In mean while refer to below thread
https://www-secure.symantec.com/connect/forums/be-2012-compatibility-windows-server-8-and-windows-8#comment-7569001
Thanks
