Microsoft KB Archive/329667

= Message Queuing: An RPC Attack Causes an Access Violation =

Article ID: 329667

Article Last Modified on 10/5/2005

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APPLIES TO


 * Microsoft Message Queuing 2.0
 * Microsoft Message Queuing 3.0

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This article was previously published under Q329667





SYMPTOMS
An access violation may occur in Mqqm.dll.



CAUSE
A remote procedure call (RPC) attack causes the access violation.



RESOLUTION
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Microsoft Message Queuing service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question. The English version of this fix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

  Date         Time   Version            Size    File name --  21-Oct-2002  20:31  5.0.0.759         280,336  Mq1repl.dll 21-Oct-2002 19:38  5.0.0.759          14,096  Mq1sync.exe 27-Aug-2002 22:54  5.0.0.756          74,832  Mqac.sys 21-Oct-2002 20:31  5.0.0.757         215,312  Mqads.dll 27-Aug-2002 01:35  5.0.0.756          21,776  Mqbkup.exe 21-Oct-2002 20:31  5.0.0.750          76,560  Mqdscli.dll 21-Oct-2002 20:31  5.0.0.735          41,744  Mqdssrv.dll 21-Oct-2002 19:38  5.0.0.759          98,064  Mqmig.exe 21-Oct-2002 20:31  5.0.0.759         265,488  Mqmigrat.dll 21-Oct-2002 20:31  5.0.0.740         222,480  Mqoa.dll 21-Oct-2002 20:31  5.0.0.748           8,976  Mqperf.dll 21-Oct-2002 20:31  5.0.0.758         424,208  Mqqm.dll 21-Oct-2002 20:31  5.0.0.756         102,672  Mqrt.dll 21-Oct-2002 20:31  5.0.0.759          70,928  Mqsec.dll 21-Oct-2002 20:31  5.0.0.756          23,824  Mqupgrd.dll 21-Oct-2002 20:31  5.0.0.756         110,352  Mqutil.dll 21-Oct-2002 20:31  5.0.0.748          64,784  Msmq.cpl

For Windows 2000:

For Windows XP:



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

Additional query words: MSMQ

Keywords: kbbug kbfix KB329667

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