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AUSCERT External Security Bulletin Redistribution
ESB-2013.0190
Vulnerability in NFS Server Could Allow Denial of Service (2790978)
13 February 2013
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AusCERT Security Bulletin Summary
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Product: Microsoft Windows
Publisher: Microsoft
Operating System: Windows Server 2008 R2
Windows Server 2012
Impact/Access: Denial of Service -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2013-1281
Original Bulletin:
https://technet.microsoft.com/en-us/security/bulletin/ms13-014
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Microsoft Security Bulletin MS13-014 - Important
Vulnerability in NFS Server Could Allow Denial of Service (2790978)
Published Date: February 12, 2013
Version: 1.0
General Information
Executive Summary
This security update resolves a privately reported vulnerability in Microsoft
Windows. The vulnerability could allow denial of service if an attacker
attempts a file operation on a read only share. An attacker who exploited this
vulnerability could cause the affected system to stop responding and restart.
The vulnerability only affects Windows servers with the NFS role enabled.
This security update is rated Important for all supported editions of Windows
Server 2008 R2 and Windows Server 2012.
Affected Software
Windows Server 2008 R2 for x64-based Systems (KB2790978)
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (KB2790978)
Windows Server 2008 R2 for Itanium-based Systems (KB2790978)
Windows Server 2008 R2 for Itanium-based Systems Service Pack 1 (KB2790978)
Windows Server 2012 (KB2790978)
Windows Server 2008 R2 for x64-based Systems (Server Core installation)
(KB2790978)
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core
installation) (KB2790978)
Windows Server 2012 (Server Core installation) (KB2790978)
Vulnerability Information
NULL Dereference Vulnerability - CVE-2013-1281
A denial of service vulnerability exists when the Windows NFS server fails
to properly handle a file operation on a read-only share. An attacker who
successfully exploited this vulnerability could cause the affected system to
stop responding and restart.
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