Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB3023215)
Installation date: 03.03.2016 6:01 PM
Installation status: Successful
Update type: Important
A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article. After you install this update, you may have to restart your system.
More information:
http://support.microsoft.com/kb/3023215
Help and Support:
http://support.microsoft.com