TITLE:
Microsoft Windows MSDTC Denial of Service

SECUNIA ADVISORY ID:
SA20000

VERIFY ADVISORY:
http://secunia.com/advisories/20000/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
>From local network

OPERATING SYSTEM:
Microsoft Windows 2000 Advanced Server
http://secunia.com/product/21/
Microsoft Windows 2000 Datacenter Server
http://secunia.com/product/1177/
Microsoft Windows 2000 Professional
http://secunia.com/product/1/
Microsoft Windows 2000 Server
http://secunia.com/product/20/
Microsoft Windows Server 2003 Datacenter Edition
http://secunia.com/product/1175/
Microsoft Windows Server 2003 Enterprise Edition
http://secunia.com/product/1174/
Microsoft Windows Server 2003 Standard Edition
http://secunia.com/product/1173/
Microsoft Windows Server 2003 Web Edition
http://secunia.com/product/1176/
Microsoft Windows XP Home Edition
http://secunia.com/product/16/
Microsoft Windows XP Professional
http://secunia.com/product/22/

DESCRIPTION:
Two vulnerabilities have been reported in Microsoft Windows, which
can be exploited by malicious people to cause a DoS (Denial of
Service).

1) A boundary error in the MSDTC (Microsoft Distributed Transaction
Coordinator) can be exploited to cause the component and dependent
services to stop responding by sending a specially crafted network
message.

2) Another boundary error in the MSDTC (Microsoft Distributed
Transaction Coordinator) can be exploited to cause the component and
dependent services to stop responding by sending a specially crafted
network message.

SOLUTION:
Apply patches.

Microsoft Windows 2000 SP4:
http://www.microsoft.com/downloads/details.aspx?FamilyId=8B98F380-0E5C-4B80-9710-95E1B35AFD83

Microsoft Windows XP SP1 / SP2:
http://www.microsoft.com/downloads/details.aspx?FamilyId=D80B43B2-727B-46B6-82D1-F2CBD916FE32

Microsoft Windows Server 2003:
http://www.microsoft.com/downloads/details.aspx?FamilyId=E70515C7-8924-46DA-8573-457957EEA0D7

Microsoft Windows Server 2003 for Itanium-based systems:
http://www.microsoft.com/downloads/details.aspx?FamilyId=7BD81335-79EA-46CE-8D3C-0AA91EEFFF02

PROVIDED AND/OR DISCOVERED BY:
1) The vendor credits eEye Digital Security and Xiao Chen, McAfee.
2) The vendor credits eEye Digital Security and Kai Zhang, VenusTech.

ORIGINAL ADVISORY:
MS06-018 (KB913580):
http://www.microsoft.com/technet/security/Bulletin/MS06-018.mspx

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