Severity Rating: Important Revision Note: V1.2 (July 16, 2014): Updated the Known Issues entry in the Knowledge Base Article section from "None" to "Yes" Summary: This security update resolves a privately reported vulnerability in Microsoft Windows. The vulnerability could allow tampering if an attacker gains access to the same network segment as the targeted system during an active RDP session, and then sends specially crafted RDP packets to the targeted system.