Technical Information

Brief overview of the risk:
This security update resolves a publicly disclosed vulnerability in Microsoft Visio. The vulnerability could allow remote code execution if a user opens a legitimate Visio file that is located in the same network directory as a specially crafted library file
Detailed Information on the risk:
A remote code execution vulnerability exists in the way that Microsoft Visio handles the loading of DLL files. An attacker who successfully exploited this vulnerability could take complete control of an affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.Further information on this exploit is available at : MS11-055