The Mount command accesses an NFS share by using incorrect user credentials in Windows Server 2008 R2

Article ID: 2684578 - View products that this article applies to.
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SYMPTOMS

Assume that you run the following command on a computer that is running Windows Server 2008 R2 or Windows 7 to access a Network File System (NFS) share on a network.
Mount –u:USER –p:PASSWORD \\server\nfs sharem:
You run the command by using user credentials that differ from the credentials that you used to log on to the computer. In this situation, the command tries to access the NFS share by using the user credentials that you used to log on the to computer.

Note This issue also occurs when you run the following commend to map an NFS share:
Net use /user
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RESOLUTION

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website:
http://support.microsoft.com/contactus/?ws=support
(http://support.microsoft.com/contactus/?ws=support)
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must be running Windows Server 2008 R2 Service Pack 1 (SP1). Additionally, the NFS role service must be installed on the computer.

For more information about how to obtain a Windows 7 or Windows Server 2008 R2 service pack, click the following article number to view the article in the Microsoft Knowledge Base:
976932
(http://support.microsoft.com/kb/976932/ )
Information about Service Pack 1 for Windows 7 and for Windows Server 2008 R2

Registry information

To apply the hotfix in this package, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

File information

The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.
Windows Server 2008 R2 file information notes
  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
    Collapse this tableExpand this table
    VersionProductMilestoneService branch
    6.1.760 1.21xxxWindows Server 2008 R2SP1LDR
  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows Server 2008 R2" section. MUM and MANIFEST files, and the associated security catalog (.cat) files, are extremely important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.
For all supported x64-based versions of Windows Server 2008 R2
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File nameFile versionFile sizeDateTimePlatform
Nfs-clientcore-ppdlic.xrm-msNot Applicable3,00110-Mar-201217:01Not Applicable
Nfsclnt.exe6.1.7601.2194065,53610-Mar-201216:43x64
Nfsnp.dll6.1.7601.2194072,19210-Mar-201216:45x64
Nfsrdr.sys6.1.7601.21940247,29610-Mar-201207:16x64
For all supported IA-64-based versions of Windows Server 2008 R2
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Nfs-clientcore-ppdlic.xrm-msNot Applicable3,00110-Mar-201221:18Not Applicable
Nfsclnt.exe6.1.7601.21940156,16010-Mar-201221:03IA-64
Nfsnp.dll6.1.7601.21940159,74410-Mar-201221:04IA-64
Nfsrdr.sys6.1.7601.21940587,77610-Mar-201206:35IA-64
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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
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MORE INFORMATION

For more information about NFS authentication, go to the following Microsoft website:
General information about NFS authentication
(http://technet.microsoft.com/library/bb463203.aspx)
For more information about how to set up the Server for NFS component, click the following article number to view the article in the Microsoft Knowledge Base:
324086
(http://support.microsoft.com/kb/324086/ )
HOW TO: Set up Server for NFS
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684
(http://support.microsoft.com/kb/824684/ )
Description of the standard terminology that is used to describe Microsoft software updates

Additional file information

Additional file information for Windows Server 2008 R2

Additional files for all supported x64-based versions of Windows Server 2008 R2
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File nameAmd64_microsoft-windows-nfs-clientcore_31bf3856ad364e35_6.1.7601.21940_none_0b6db3b5726d261b.manifest
File versionNot Applicable
File size28,376
Date (UTC)10-Mar-2012
Time (UTC)17:57
PlatformNot Applicable
Additional files for all supported IA-64-based versions of Windows Server 2008 R2
Collapse this tableExpand this table
File nameIa64_microsoft-windows-nfs-clientcore_31bf3856ad364e35_6.1.7601.21940_none_af50bc27ba0dbde1.manifest
File versionNot Applicable
File size28,374
Date (UTC)10-Mar-2012
Time (UTC)21:26
PlatformNot Applicable
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Properties

Article ID: 2684578 - Last Review: May 9, 2012 - Revision: 3.0
APPLIES TO
  • Windows Server 2008 R2 Service Pack 1, when used with:
    • Windows Server 2008 R2 Datacenter
    • Windows Server 2008 R2 Enterprise
    • Windows Server 2008 R2 for Itanium-Based Systems
    • Windows Server 2008 R2 Foundation
    • Windows Server 2008 R2 Standard
    • Windows Web Server 2008 R2
  • Windows 7 Enterprise
  • Windows 7 Professional
  • Windows 7 Ultimate
Keywords: 
kbautohotfix kbqfe kbhotfixserver kbfix kbsurveynew kbexpertiseinter KB2684578
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