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Category:   OS (Microsoft)  >   Windows Drivers Vendors:   Microsoft
Windows Server Service SMB Rename Null Pointer Dereference Lets Remote Users Deny Service
SecurityTracker Alert ID:  1017035
SecurityTracker URL:
CVE Reference:   CVE-2006-3942   (Links to External Site)
Date:  Oct 10 2006
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2000 SP4, XP SP2, 2003 SP1; and prior service packs
Description:   A vulnerability was reported in Windows Server Service. A remote authenticated user can cause denial of service conditions.

A remote authenticated user can send specially crafted SMB Rename data to cause the Server service to attempt to dereference an invalid pointer, causing the service to crash.

Microsoft credits Fortinet and Matthew Amdur of VMWare with reporting this vulnerability.

Impact:   A remote authenticated user can cause denial of service conditions.
Solution:   The vendor has issued the following fixes:

Microsoft Windows 2000 Service Pack 4:

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:

A restart is required.

The Microsoft advisory is available at:

Vendor URL: (Links to External Site)
Cause:   State error

Message History:   None.

 Source Message Contents

[Original Message Not Available for Viewing]

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