Title: Buffer Overrun in Messenger Service Could Allow Code Execution (828035) Date: October 15, 2003 Software: Microsoft Windows NT Server 4.0 Microsoft Windows NT 4.0 Workstation Microsoft Windows NT Server 4.0, Terminal Server Edition Microsoft Windows XP Microsoft Windows 2000 Microsoft Windows Server 2003 Impact: Allow attacker to execute arbitrary code. Maximum Severity Rating: CRITICAL Bulletin: MS03-043 The Microsoft Security Response Center has released Microsoft Security Bulletin MS03-043 What Is It? The Microsoft Security Response Center has released Microsoft Security Bulletin MS03-043 which concerns a vulnerability in products listed above. Customers are advised to review the information in the bulletin, test and deploy the patch immediately in their environments, if applicable. More information is now available at http://www.microsoft.com/technet/security/bulletin/MS03-043.asp If you have any questions regarding the patch or its implementation after reading the above listed bulletin you should contact Product Support Services in the United States at 1-866-PCSafety (1-866-727-2338). International customers should contact their local subsidiary.