MS06-031 - Vulnerability in RPC Mutual Authentication Could Allow Spoofing

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             AUSCERT External Security Bulletin Redistribution

                          ESB-2006.0408 -- [Win]
MS06-031 - Vulnerability in RPC Mutual Authentication Could Allow Spoofing
                               14 June 2006

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        AusCERT Security Bulletin Summary
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Publisher:            Microsoft
Operating System:     Windows 2000 SP4 and prior
Impact:               Reduced Security
Access:               Remote/Unauthenticated
CVE Names:            CVE-2006-2380

Original Bulletin:    
  http://www.microsoft.com/technet/security/bulletin/ms06-031.mspx

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MS06-031 - Vulnerability in RPC Mutual Authentication Could 
Allow Spoofing (917736)

Affected Software:
	 - Microsoft Windows 2000 Service Pack 4  Download the update

Non-Affected Software:
	 - Microsoft Windows XP Service Pack 1 and Microsoft Windows XP Service Pack 2
	 - Microsoft Windows XP Professional x64 Edition
	 - Microsoft Windows Server 2003 and Microsoft Windows Server 2003 Service Pack 1
	 - Microsoft Windows Server 2003 for Itanium-based Systems 
	   and Microsoft Windows Server 2003 with SP1 for Itanium-based Systems
	 - Microsoft Windows Server 2003 x64 Edition
	 - Microsoft Windows 98, Microsoft Windows 98 Second Edition (SE), 
	   and Microsoft Windows Millennium Edition (Me)

Full MS06-031 advisory:
http://www.microsoft.com/technet/security/bulletin/ms06-031.mspx

Vulnerability Details

RPC Mutual Authentication Vulnerability - CVE-2006-2380

	There is a spoofing vulnerability in the way that RPC handles mutual
	authentication. This vulnerability could allow an attacker to persuade
	a user to connect to a malicious RPC server which appears to be valid.

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Australian Computer Emergency Response Team
The University of Queensland
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Qld 4072

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