Microsoft Security Bulletin MS04-035:
Vulnerability in SMTP Could Allow Remote Code Execution (885881)
Bulletin URL:
<http://www.microsoft.com/technet/security/bulletin/MS04-035.mspx>
Version Number: 1.0
Issued Date: Tuesday, October 12, 2004
Impact of Vulnerability: Remote Code Execution
Maximum Severity Rating: Critical
Patch(es) Replaced: None
Caveats: None
Tested Software:
Affected Software:
------------------
* Microsoft Windows XP 64-Bit Edition Version 2003
<http://tinyurl.com/6ru5u>
* Microsoft Windows Server 2003
<http://tinyurl.com/3w2r2>
* Microsoft Windows Server 2003 64-Bit Edition Microsoft Exchange Server 2003
and Microsoft Exchange Server 2003 Service Pack 1 when installed on Microsoft
Windows Server 2003 (uses the Windows 2003 SMTP component)
<http://tinyurl.com/6ru5u>
* Microsoft Exchange Server 2003 when installed on Microsoft Windows 2000
Service Pack 3 or Microsoft Windows 2000 Service Pack 4
<http://tinyurl.com/5oej4>
Affected Components:
--------------------
* Microsoft Windows XP 64-Bit Edition Version 2003 SMTP component
* Microsoft Windows Server 2003 SMTP component
* Microsoft Windows Server 2003 64-Bit Edition SMTP component
* Microsoft Exchange Server 2003 Routing Engine component
Technical Description:
----------------------
* SMTP Vulnerability - CAN-2004-0840: A remote code execution vulnerability
exists in the Windows Server 2003 SMTP component because of the way that it
handles Domain Name System (DNS) lookups. An attacker could exploit the
vulnerability by causing the server to process a particular DNS response that
could potentially allow remote code execution. An attacker who successfully
exploited this vulnerability could take complete control of an affected system.
The vulnerability also exists in the Microsoft Exchange Server 2003 Routing
Engine component when installed on Microsoft Windows 2000 Service Pack 3 or on
Microsoft Windows 2000 Service Pack 4.
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Cheers,
Russ - Senior Scientist - TruSecure Corporation/NTBugtraq Editor
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