Security Update for Microsoft .NET Framework 4.5, 4.5.1 and 4.5.2 on Windows 8 (KB3037580)

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.