Microsoft Windows Kerberos Ticket-Granting-Ticket Processing Flaw Lets Remote Authenticated Users Deny Service
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SecurityTracker Alert ID: 1023566 |
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SecurityTracker URL: http://securitytracker.com/id/1023566
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CVE Reference:
CVE-2010-0035
(Links to External Site)
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Date: Feb 9 2010
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Impact:
Denial of service via network
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
A vulnerability was reported in Kerberos on Microsoft Windows. A remote authenticated user can cause denial of service conditions.
A remote authenticated user on a non-Windows realm can send specially crafted Ticket-Granting-Ticket renewal requests to cause the target Windows domain controller to stop responding.
Mixed-mode Kerberos implementations are affected.
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Impact:
A remote authenticated user can cause the target Windows domain controller to stop responding.
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Solution:
Microsoft has issued the following fixes:
Microsoft Windows 2000 Server Service Pack 4:
http://www.microsoft.com/downloads/details.aspx?familyid=56a9afba-a6ee-4fb9-ba85-e51d9f94de27
Windows Server 2003 Service Pack 2:
http://www.microsoft.com/downloads/details.aspx?familyid=738e2fda-96fc-413d-a5c7-74b1fac1d6b3
Windows Server 2003 x64 Edition Service Pack 2:
http://www.microsoft.com/downloads/details.aspx?familyid=f8ad539d-8191-4864-977b-ad4e31c04ba0
Windows Server 2003 with SP2 for Itanium-based Systems:
http://www.microsoft.com/downloads/details.aspx?familyid=d549c927-add7-4d83-bfc7-15dc35663dfb
Windows Server 2008 for 32-bit Systems and Windows Server 2008 for 32-bit Systems Service Pack 2:
http://www.microsoft.com/downloads/details.aspx?familyid=75327470-0f14-4cdd-bcb7-64684c61c267
Windows Server 2008 for x64-based Systems and Windows Server 2008 for x64-based Systems Service Pack 2:
http://www.microsoft.com/downloads/details.aspx?familyid=7d0f8f81-fc10-450a-a653-06f89acba9fa
A restart is required.
The Microsoft advisory is available at:
http://www.microsoft.com/technet/security/bulletin/ms10-014.mspx
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Vendor URL: www.microsoft.com/technet/security/bulletin/ms10-014.mspx (Links to External Site)
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Cause:
Not specified
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Underlying OS:
Windows (2000), Windows (2003), Windows (2008)
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Message History:
None.
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Source Message Contents
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Date: Tue, 09 Feb 2010 20:29:13 +0000
Subject: http://www.microsoft.com/technet/security/bulletin/ms10-014.mspx
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Microsoft Security Bulletin MS10-014 - Important: Vulnerability in Kerberos Could Allow Denial of Service (977290)
CVE-2010-0035
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