Severity Rating: Important
Revision Note: V1.2 (September 24, 2014): Bulletin revised to change Known issues entry in the Knowledge Base Article section from None to Yes.
Summary: This security update resolves a privately disclosed vulnerability in Microsoft Windows. The vulnerability could allow elevation of privilege if an attacker runs a specially crafted application that attempts to repair a previously-installed application. An attacker must have valid logon credentials and be able to log on locally to exploit this vulnerability.