Description of the security update for the .NET Framework 4 on Windows Server 2003, Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2: December 10, 2013

September 9, 2014 This security update has been re-released and contains updated files. We recommend that you apply this updated security update.


View products that this article applies to.

Introduction

This security update resolves a vulnerability in the Microsoft .NET Framework 4 that could allow elevation of privilege on a server system if a user views a specially crafted webpage by using a web browser that can run ASP.NET applications.

This security update applies to Windows Server 2003 Service Pack 2, Windows Vista Service Pack 2, Windows Server 2008 Service Pack 2, Windows 7 Service Pack 1, and Windows Server 2008 R2 Service Pack 1.

Summary

Microsoft has released security advisory 2905247 for the Microsoft .NET Framework.

How to obtain help and support for this security update

Help installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help protect your Windows-based computer from viruses and malware: Virus Solution and Security Center

Local support according to your country: International Support

More information about this security update

Download information

To install this update, install it from Microsoft Windows Update.

Additionally, you can install this update from the Microsoft Download Center.

Installation information

Before you apply this update, make sure that you resolve any view-state message authentication code (MAC) errors that you may have. For information about how to do this, see Resolving view state message authentication code (MAC) errors in the Microsoft Knowledge Base.

Prerequisites

To install this update, you must have Windows Installer 3.1 or a later version installed on the computer.

Command-line switches for this update

See the various command-line switches that are supported by this Microsoft .NET Framework update.

Restart information

This update does not require a system restart after you apply it unless files that are being updated are locked or are being used.

Update replacement information

This update replaces updates 2901110 and 2656351.

Update removal information

Note We do not recommend that you remove any security update.

To remove this update, use the Add or Remove Programs item or the Programs and Features item in Control Panel.

The English (United States) version of this update 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.

For all supported x86-based versions of systems

GDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.1025

192,672

28-May-2014

14:49

Setup.exe

10.0.30319.1025

78,992

28-May-2014

14:34

SetupEngine.dll

10.0.30319.1025

811,160

28-May-2014

14:34

SetupUi.dll

10.0.30319.1025

296,592

28-May-2014

14:34

aspnet_wp.exe

4.0.30319.1025

33,432

28-May-2014

14:34

System.Web.Extensions.dll

4.0.30319.1025

1,867,440

28-May-2014

14:36

System.Web.dll

4.0.30319.1025

5,257,880

28-May-2014

14:34

System.Web.Mobile.dll

4.0.30319.1025

835,752

28-May-2014

14:34

webengine.dll

4.0.30319.1025

15,000

28-May-2014

14:34

webengine4.dll

4.0.30319.1025

496,280

28-May-2014

14:34

LDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.2042

192,672

28-May-2014

15:12

Setup.exe

10.0.30319.2042

78,992

28-May-2014

14:56

SetupEngine.dll

10.0.30319.2042

811,160

28-May-2014

14:56

SetupUi.dll

10.0.30319.2042

296,592

28-May-2014

14:56

aspnet_wp.exe

4.0.30319.2042

33,432

28-May-2014

14:56

System.Web.Extensions.dll

4.0.30319.2042

1,867,440

28-May-2014

14:57

System.Web.dll

4.0.30319.2042

5,263,000

28-May-2014

14:57

System.Web.Mobile.dll

4.0.30319.2042

835,752

28-May-2014

14:57

webengine.dll

4.0.30319.2042

15,000

28-May-2014

14:56

webengine4.dll

4.0.30319.2042

496,280

28-May-2014

14:56

For all supported x64-based versions of systems

GDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.1025

261,792

28-May-2014

15:20

ServiceModelReg.exe

4.0.30319.1025

192,672

28-May-2014

14:49

Setup.exe

10.0.30319.1025

78,992

28-May-2014

14:34

SetupEngine.dll

10.0.30319.1025

811,160

28-May-2014

14:34

SetupUi.dll

10.0.30319.1025

296,592

28-May-2014

14:34

aspnet_wp.exe

4.0.30319.1025

41,624

28-May-2014

15:06

aspnet_wp.exe

4.0.30319.1025

33,432

28-May-2014

14:34

System.Web.Extensions.dll

4.0.30319.1025

1,867,440

28-May-2014

14:36

System.Web.dll

4.0.30319.1025

5,227,672

28-May-2014

15:06

System.Web.dll

4.0.30319.1025

5,257,880

28-May-2014

14:34

System.Web.Mobile.dll

4.0.30319.1025

835,752

28-May-2014

14:34

webengine.dll

4.0.30319.1025

16,536

28-May-2014

15:06

webengine.dll

4.0.30319.1025

15,000

28-May-2014

14:34

webengine4.dll

4.0.30319.1025

721,560

28-May-2014

15:06

webengine4.dll

4.0.30319.1025

496,280

28-May-2014

14:34

LDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.2042

261,792

28-May-2014

15:45

ServiceModelReg.exe

4.0.30319.2042

192,672

28-May-2014

15:12

Setup.exe

10.0.30319.2042

78,992

28-May-2014

14:56

SetupEngine.dll

10.0.30319.2042

811,160

28-May-2014

14:56

SetupUi.dll

10.0.30319.2042

296,592

28-May-2014

14:56

aspnet_wp.exe

4.0.30319.2042

41,624

28-May-2014

15:32

aspnet_wp.exe

4.0.30319.2042

33,432

28-May-2014

14:56

System.Web.Extensions.dll

4.0.30319.2042

1,867,440

28-May-2014

14:57

System.Web.dll

4.0.30319.2042

5,232,792

28-May-2014

15:32

System.Web.dll

4.0.30319.2042

5,263,000

28-May-2014

14:57

System.Web.Mobile.dll

4.0.30319.2042

835,752

28-May-2014

14:57

webengine.dll

4.0.30319.2042

16,536

28-May-2014

15:32

webengine.dll

4.0.30319.2042

15,000

28-May-2014

14:56

webengine4.dll

4.0.30319.2042

722,072

28-May-2014

15:32

webengine4.dll

4.0.30319.2042

496,280

28-May-2014

14:56

For all supported IA-64-based versions of systems

GDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.1025

545,440

28-May-2014

15:53

ServiceModelReg.exe

4.0.30319.1025

192,672

28-May-2014

14:49

Setup.exe

10.0.30319.1025

78,992

28-May-2014

14:34

SetupEngine.dll

10.0.30319.1025

811,160

28-May-2014

14:34

SetupUi.dll

10.0.30319.1025

296,592

28-May-2014

14:34

aspnet_wp.exe

4.0.30319.1025

81,048

28-May-2014

15:38

aspnet_wp.exe

4.0.30319.1025

33,432

28-May-2014

14:34

System.Web.Extensions.dll

4.0.30319.1025

1,867,440

28-May-2014

14:36

System.Web.dll

4.0.30319.1025

4,847,256

28-May-2014

15:38

System.Web.dll

4.0.30319.1025

5,257,880

28-May-2014

14:34

System.Web.Mobile.dll

4.0.30319.1025

835,752

28-May-2014

14:34

webengine.dll

4.0.30319.1025

26,264

28-May-2014

15:38

webengine.dll

4.0.30319.1025

15,000

28-May-2014

14:34

webengine4.dll

4.0.30319.1025

1,342,104

28-May-2014

15:38

webengine4.dll

4.0.30319.1025

496,280

28-May-2014

14:34

LDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.2042

545,440

28-May-2014

16:21

ServiceModelReg.exe

4.0.30319.2042

192,672

28-May-2014

15:12

Setup.exe

10.0.30319.2042

78,992

28-May-2014

14:56

SetupEngine.dll

10.0.30319.2042

811,160

28-May-2014

14:56

SetupUi.dll

10.0.30319.2042

296,592

28-May-2014

14:56

aspnet_wp.exe

4.0.30319.2042

81,048

28-May-2014

16:07

aspnet_wp.exe

4.0.30319.2042

33,432

28-May-2014

14:56

System.Web.Extensions.dll

4.0.30319.2042

1,867,440

28-May-2014

14:57

System.Web.dll

4.0.30319.2042

4,851,864

28-May-2014

16:07

System.Web.dll

4.0.30319.2042

5,263,000

28-May-2014

14:57

System.Web.Mobile.dll

4.0.30319.2042

835,752

28-May-2014

14:57

webengine.dll

4.0.30319.2042

26,264

28-May-2014

16:07

webengine.dll

4.0.30319.2042

15,000

28-May-2014

14:56

webengine4.dll

4.0.30319.2042

1,343,128

28-May-2014

16:07

webengine4.dll

4.0.30319.2042

496,280

28-May-2014

14:56



Applies toThis article applies to the following:

  • Microsoft .NET Framework 4 when used with:

    • Windows 7 Service Pack 1

    • Windows Server 2008 R2 Service Pack 1

    • Windows Vista Service Pack 2

    • Windows Server 2008 Service Pack 2

    • Windows Server 2003 Service Pack 2

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