HP Security Bulletin HPSBGN03258 1 – A potential security vulnerability has been identified with HP Insight Control server deployment Windows Pre-boot Execution Environment that could be exploited remotely resulting in arbitrary execution of code. This is the vulnerability known as Winshock. HP Insight Control server deployment uses the Windows Automated Installation Kit 2.0 to generate the Windows Pre-boot Execution Environment service operating system. WAIK 2.0 is vulnerable to CVE-2014-6321 (Microsoft Schannel Remote Code Execution vulnerability). This bulletin provides instructions to update the Windows Pre-boot Execution Environment with updates from Microsoft. Revision 1 of this advisory.