Technical Information

Brief overview of the risk:
This security update resolves a privately reported and a publicly disclosed vulnerability. The vulnerabilities could allow remote code execution if the user opens a specially crafted Excel file
Detailed Information on the risk:
A remote code execution vulnerability exists in Microsoft Office Excel that could allow remote code execution if a user opens a specially crafted Excel file that includes a malformed object. 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 : MS09-009