Mar 2004 Microsoft Security Bulletin:

• MS04-010 - Vulnerability in MSN Messenger Could Allow Information Disclosure (KB838512) - MSN6.0 & MSN6.1
  MS04-009 - Vulnerability in Microsoft Outlook Could Allow Code Execution (KB828040) - Outlook2000, Outlook2002, Outlook2003
• MS04-008 - Vulnerability in Windows Media Services Could Allow a Denial of Service (KB832359) - Windows2000