Bulletin Severity Rating:Important - This important security update resolves a publicly disclosed vulnerability. This vulnerability could allow remote code execution if a user opens a specially crafted RPT file. 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/ms07-052.mspx?pubDate=2007-09-11