Article ID: 2494172 - View products that this article applies to.
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Symptoms

Consider the following scenario:
  • You have a computer that is running Windows 7.
  • You install valid and invalid certificates for IEEE 802.1X authentication.

    Note An expired certificate is an example of an invalid certificate.
  • You try to connect the computer to an IEEE 802.1X-authenticated network.
In this scenario, the computer does not connect to the network. Additionally, an event that resembles the following is logged in the Applications and Services Logs/Microsoft/Windows/WLAN-AutoConfig/Operational log:

Log Name: Microsoft-Windows-WLAN-AutoConfig/Operational
Source: Microsoft-Windows-WLAN-AutoConfig
Date: <date time>
Event ID: 12013
Task Category: OneXAuthentication
Level: Error
Keywords: (512)
User: SYSTEM
Computer: <computer name>
Description:
Wireless 802.1x authentication failed.

Network Adapter: Intel(R) Centrino(R) Advanced-N 6230
Interface GUID: <interface GUID>
Local MAC Address: <local MAC address>
Network SSID: <network SSID name>
BSS Type: Infrastructure
Peer MAC Address: <peer MAC address>
Identity: NULL
User:
Domain:
Reason: Explicit Eap failure received
Error: 0x80420014
EAP Reason: 0x80420102
EAP Root cause String: The authentication failed because the user certificate required for this network has expired

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 Web site:
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 7 or Windows 7 Service Pack 1 (SP1).

Registry information

To use 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 7 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 0.20xxxWindows 7RTMLDR
    6.1.760 1.21xxxWindows 7SP1LDR
  • 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 7" 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 x86-based versions of Windows 7
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Rastls.dll6.1.7600.20876372,22408-Jan-201105:34x86
Rastls.dll6.1.7601.21637372,22408-Jan-201105:35x86
For all supported x64-based versions of Windows 7
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Rastls.dll6.1.7600.20876423,93608-Jan-201106:17x64
Rastls.dll6.1.7601.21637424,44808-Jan-201106:13x64
Rastls.dll6.1.7600.20876372,22408-Jan-201105:34x86
Rastls.dll6.1.7601.21637372,22408-Jan-201105:35x86

Workaround

Workaround for Windows 7

To work around this issue, delete the invalid certificate manually.

Status

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

More information

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

Additional file information

Additional file information for Windows 7

Additional files for all supported x86-based versions of Windows 7
Collapse this tableExpand this table
File nameUpdate.mum
File versionNot applicable
File size2,731
Date (UTC)11-Jan-2011
Time (UTC)06:52
PlatformNot applicable
File nameX86_02226926fa5bc47820cc6b780d6b8997_31bf3856ad364e35_6.1.7600.20876_none_0b989deb3cc029f5.manifest
File versionNot applicable
File size694
Date (UTC)11-Jan-2011
Time (UTC)06:52
PlatformNot applicable
File nameX86_711b66e97094478623d946a47609db22_31bf3856ad364e35_6.1.7601.21637_none_47f221c5dda7795a.manifest
File versionNot applicable
File size694
Date (UTC)11-Jan-2011
Time (UTC)06:52
PlatformNot applicable
File nameX86_microsoft-windows-rastls_31bf3856ad364e35_6.1.7600.20876_none_6cd0f6aaca8c078a.manifest
File versionNot applicable
File size4,741
Date (UTC)08-Jan-2011
Time (UTC)06:18
PlatformNot applicable
File nameX86_microsoft-windows-rastls_31bf3856ad364e35_6.1.7601.21637_none_6ee393aac7911d09.manifest
File versionNot applicable
File size4,741
Date (UTC)08-Jan-2011
Time (UTC)06:16
PlatformNot applicable
Additional files for all supported x64-based versions of Windows 7
Collapse this tableExpand this table
File nameAmd64_01fc4b7bfcde273356bea1bbcf47631a_31bf3856ad364e35_6.1.7601.21637_none_25f5c2a5cc8f5522.manifest
File versionNot applicable
File size1,036
Date (UTC)11-Jan-2011
Time (UTC)06:52
PlatformNot applicable
File nameAmd64_21c296e9694f6fb1238087b622c551d2_31bf3856ad364e35_6.1.7600.20876_none_bd640a7316f1abe5.manifest
File versionNot applicable
File size698
Date (UTC)11-Jan-2011
Time (UTC)06:52
PlatformNot applicable
File nameAmd64_223c4f5ad64b6069557c878df1e193a5_31bf3856ad364e35_6.1.7601.21637_none_7140bde66cc7aa96.manifest
File versionNot applicable
File size698
Date (UTC)11-Jan-2011
Time (UTC)06:52
PlatformNot applicable
File nameAmd64_9e10db3889ad4c98cd3c7a59bbabdc67_31bf3856ad364e35_6.1.7600.20876_none_4c0914d343d62fbc.manifest
File versionNot applicable
File size1,036
Date (UTC)11-Jan-2011
Time (UTC)06:52
PlatformNot applicable
File nameAmd64_microsoft-windows-rastls_31bf3856ad364e35_6.1.7600.20876_none_c8ef922e82e978c0.manifest
File versionNot applicable
File size4,745
Date (UTC)08-Jan-2011
Time (UTC)07:10
PlatformNot applicable
File nameAmd64_microsoft-windows-rastls_31bf3856ad364e35_6.1.7601.21637_none_cb022f2e7fee8e3f.manifest
File versionNot applicable
File size4,745
Date (UTC)08-Jan-2011
Time (UTC)07:05
PlatformNot applicable
File nameUpdate.mum
File versionNot applicable
File size2,751
Date (UTC)11-Jan-2011
Time (UTC)06:52
PlatformNot applicable
File nameX86_microsoft-windows-rastls_31bf3856ad364e35_6.1.7600.20876_none_6cd0f6aaca8c078a.manifest
File versionNot applicable
File size4,741
Date (UTC)08-Jan-2011
Time (UTC)06:18
PlatformNot applicable
File nameX86_microsoft-windows-rastls_31bf3856ad364e35_6.1.7601.21637_none_6ee393aac7911d09.manifest
File versionNot applicable
File size4,741
Date (UTC)08-Jan-2011
Time (UTC)06:16
PlatformNot applicable

Properties

Article ID: 2494172 - Last Review: November 19, 2013 - Revision: 2.0
Applies to
  • Windows 7 Ultimate
  • Windows 7 Enterprise
  • Windows 7 Home Basic
  • Windows 7 Home Premium
  • Windows 7 Professional
  • Windows 7 Starter
Keywords: 
kbautohotfix kbqfe kbhotfixserver kbfix kbsurveynew kbexpertiseinter kbexpertiseadvanced KB2494172

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