Bulletin Severity Rating:Critical - This security update resolves five privately reported vulnerabilities. These vulnerabilities could allow remote code execution if a user viewed a specially crafted image file using Microsoft Office. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights.
Original Source: http://www.microsoft.com/technet/security/bulletin/ms08-044.mspx?pubDate=2008-08-12