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.
How to install volume licensed versions of Project 2016 and Visio 2016 on computer that has office 365 proplus (Click-to-Run)
How to find custom hardware inventory classes imported (MOF) into ConfigMgr database
How to install SCCM Client from Microsoft Intune for Co-managed and CMG – Notes from the field
Clean up your WSUS database for better performance and SCCM software update compliance