Q169174: XFOR: IMS Halts If RFC821 Address Over 1KB in Size Is Received

Article: Q169174
Product(s): Microsoft Exchange
Version(s): winnt:5.0
Operating System(s): 
Keyword(s): kbusage
Last Modified: 05-DEC-1999

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The information in this article applies to:

- Microsoft Exchange Server, version 5.0 
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SYMPTOMS
========

The Microsoft Exchange Internet Mail Service may access violate if it receives
an RFC 821 address that is syntactically invalid and is over 1 KB in size.

CAUSE
=====

There is a buffer overflow in the Msexcimc.exe file.

STATUS
======

Microsoft has confirmed this to be a problem in Microsoft Exchange Server
version 5.0. This problem was corrected in the latest Microsoft Exchange Server
5.0 U.S. Service Pack. For information on obtaining the service pack, query on
the following word in the Microsoft Knowledge Base (without the spaces):

  S E R V P A C K


Additional query words:

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Keywords          : kbusage 
Technology        : kbExchangeSearch kbExchange500 kbZNotKeyword2
Version           : winnt:5.0
Issue type        : kbbug
Solution Type     : kbfix

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