With the Release of SCCM Configmgr 2012 SP1 RTM,When you deploy Secondary Site from its Parent site ,it will install SQL Server Express 2008 R2 Service Pack 1 (SP1) but as you can see from below snap (SQL server Requirements),the minimum required cumulative update is CU6 which you will have to install it manually.
Configmgr How use compliance settings to check windows update agent version (WUA) is older ,Collection and SQL query
Configmgr report for count of MS office versions with architecture type 32bit and 64bit
ConfigMgr How to use Compliance Settings to check the windows update policy settings like WUServer, UseWUServer,NoAutoUpdate on clients
Configmgr SQL query to get the list of clients that require a specific software update patch