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Category:   OS (Microsoft)  >   Windows Server Message Block Vendors:   Microsoft
Windows Server Message Block Processing Bugs Let Local Users Gain Elevated Privileges or Deny Service
SecurityTracker Alert ID:  1016288
SecurityTracker URL:  http://securitytracker.com/id/1016288
CVE Reference:   CVE-2006-2373, CVE-2006-2374   (Links to External Site)
Date:  Jun 13 2006
Impact:   Denial of service via local system, Execution of arbitrary code via local system, Root access via local system
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 Message Block processing. A local user can obtain elevated privileges on the target system. A local user can cause denial of service conditions.

Certain SMB requests are not properly validated. A local user can run a specially crafted application to execute arbitrary code with elevated privileges on the target system. The user can take full control of the system.

A local user can also cause denial of service conditions on the target system.

Microsoft credits iDEFENSE with reporting these vulnerabilities.

Impact:   A local user can obtain elevated privileges on the target system.

A local user can cause denial of service conditions on the target system.

Solution:   The vendor has issued the following fixes:

Microsoft Windows 2000 Service Pack 4:

http://www.microsoft.com/downloads/details.aspx?FamilyId=6ec86784-6b12-410b-8068-028c58ed5df7

Microsoft Windows XP Service Pack 1 and Microsoft Windows XP Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?FamilyId=c17ddc07-204b-4a7f-8c5a-36b7865a030c

Microsoft Windows XP Professional x64 Edition:

http://www.microsoft.com/downloads/details.aspx?FamilyId=89fbbdd0-7504-4807-9337-08324aa457e7

Microsoft Windows Server 2003 and Microsoft Windows Server 2003 Service Pack 1:

http://www.microsoft.com/downloads/details.aspx?FamilyId= 43d69a41-6acb-4c64-89dc-2b9aef6e98fd

Microsoft Windows Server 2003 for Itanium-based Systems and Microsoft Windows Server 2003 with SP1 for Itanium-based Systems:

http://www.microsoft.com/downloads/details.aspx?FamilyId=e1d13c18-72d1-40b8-95b3-08aef8db9213

Microsoft Windows Server 2003 x64 Edition:

http://www.microsoft.com/downloads/details.aspx?FamilyId=b6018a61-b0ec-467e-9025-059d3c9f1c5f

A restart is required.

The vendor's advisory is available at:

http://www.microsoft.com/technet/security/bulletin/ms06-030.mspx

Vendor URL:  www.microsoft.com/technet/security/bulletin/ms06-030.mspx (Links to External Site)
Cause:   Not specified

Message History:   None.


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