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A  U  S  C  E  R  T                                           A  L  E  R  T

                       AL-2008.0017 -- AUSCERT ALERT
                                   [Win]
               MS08-007 - Critical - Vulnerability in WebDAV
             Mini-Redirector Could Allow Remote Code Execution
                             13 February 2008

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        AusCERT Alert Summary
        ---------------------

Product:              WebDAV Mini-Redirector
Publisher:            Microsoft
Operating System:     Windows XP
                      Windows Server 2003
                      Windows Vista
Impact:               Execute Arbitrary Code/Commands
Access:               Remote/Unauthenticated
CVE Names:            CVE-2008-0080

Original Bulletin:  
  http://www.microsoft.com/technet/security/bulletin/ms08-007.mspx

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MS08-007 - Critical - Vulnerability in WebDAV Mini-Redirector Could Allow
Remote Code Execution (946026)

   Published: February 12, 2008
   Version: 1.0

   This critical security update resolves one privately reported
   vulnerability in the WebDAV Mini-Redirector. An attacker who
   successfully exploited this vulnerability could take complete control
   of an affected system. An attacker could then install programs; view,
   change, or delete data; or create new accounts with full user rights.


Affected Software

   o Windows XP Service Pack 2

   o Windows XP Professional x64 Edition and Windows XP Professional x64
     Edition Service Pack 2

   o Windows Server 2003 Service Pack 1 and Windows Server 2003 Service
     Pack 2

   o Windows Server 2003 x64 Edition and Windows 2003 Server x64 Edition
     Service Pack 2

   o Windows Server 2003 with SP1 for Itanium-based Systems and Windows
     Server 2003 with SP2 for Itanium based Systems

   o Windows Vista

   o Windows Vista x64 Edition


Vulnerability Information

Mini-Redirector Heap Overflow Vulnerability - CVE-2008-0080

   A remote code execution vulnerability exists in the way that the WebDAV
   Mini-Redirector handles responses. An attacker who successfully
   exploited this vulnerability could take complete control of an affected
   system. An attacker could then install programs; view, change, or delete
   data; or create new accounts.

Workarounds for Mini-Redirector Heap Overflow Vulnerability - CVE-2008-0080

   o Disable the Web Client Service


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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
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