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Microsoft Windows Client Service for NetWare Buffer Overflow Advisory Available in Danish 

Secunia Advisory: SA17165  
Release Date: 2005-10-11
Last Update: 2005-11-21

Critical:
Moderately critical
Impact: System access
Where: From local network
Solution Status: Vendor Patch

OS:Microsoft Windows 2000 Advanced Server
Microsoft Windows 2000 Datacenter Server
Microsoft Windows 2000 Professional
Microsoft Windows 2000 Server
Microsoft Windows Server 2003 Datacenter Edition
Microsoft Windows Server 2003 Enterprise Edition
Microsoft Windows Server 2003 Standard Edition
Microsoft Windows Server 2003 Web Edition
Microsoft Windows XP Embedded
Microsoft Windows XP Home Edition
Microsoft Windows XP Professional


CVE reference:CVE-2005-1985 (Secunia mirror)

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Description:
A vulnerability has been reported in Microsoft Windows, which can be exploited by malicious users, or by malicious people to compromise a vulnerable system.

The vulnerability is caused due to a boundary error in the CSNW (Client Service for NetWare). This can be exploited to execute arbitrary code on a vulnerable system via a series of specially crafted network messages.

Successful exploitation requires that the CSNW is installed. On Windows Server 2003 Service Pack 1, the vulnerability can only be exploited by a user with valid logon credentials.

Do you have this product installed on your home computer? Scan using the free Personal Software Inspector. Check if a vulnerable version is installed on computers in your corporate network, using the Network Software Inspector.

Solution:
Apply patches.

Microsoft Windows 2000 (requires SP4):
http://www.microsoft.com/downloads/de...=261A7D4D-90FC-4529-9C4A-B630196C6A83

Microsoft Windows XP (requires SP1 or SP2):
http://www.microsoft.com/downloads/de...=4C1C2C16-99E7-4701-A3F8-65B803B8B881

Microsoft Windows XP Embedded (with SP2):
http://www.microsoft.com/downloads/de...=e7b6d199-7607-44a8-96fd-5a2386427bd9

Microsoft Windows XP Embedded (with SP1):
http://www.microsoft.com/downloads/de...=47633799-2103-4fc2-b63d-a9581a2d2f2d

Microsoft Windows Server 2003 (with or without SP1):
http://www.microsoft.com/downloads/de...=8AB86BA3-54CD-44D7-8016-DE6E3ED51021

Provided and/or discovered by:
The vendor credits Kostya Kortchinsky, CERT RENATER.

Changelog:
2005-11-21: Added patch information for Windows XP Embedded.

Original Advisory:
MS05-046 (KB899589):
http://www.microsoft.com/technet/security/Bulletin/MS05-046.mspx



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.

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