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August 13, 2013 This security update has been re-released and contains updated files. We recommend that you apply this updated security update.

Introduction

This update resolves a vulnerability in the Microsoft .NET Framework that could allow elevation of privilege on a client system if a user views a specially crafted webpage by using a web browser that can run XAML Browser Applications (XBAPs).

Summary

Microsoft has released the security bulletin MS13-052. You can view the complete security bulletin by going to one of the following Microsoft websites:

How to obtain help and support for this security update

Help installing updates: Support for Microsoft UpdateSecurity solutions for IT professionals: TechNet Security Troubleshooting and SupportHelp protect your computer that is running Windows from viruses and malware: Virus Solution and Security CenterLocal support according to your country: International Support

More Information

Download information

This update is available for download from the Microsoft Download Center:

http://go.microsoft.com/fwlink/?LinkId=304160

Prerequisites

To install this update, you must have Windows Installer 3.1 or a later version installed on the computer. To obtain the latest version of Windows Installer, go to the following Microsoft website:

http://go.microsoft.com/fwlink/?LinkID=132022

Command-line switches for this update

For information about the various command-line switches that are supported by this update, click the following article number to view the article in the Microsoft Knowledge Base:

2844699 Command-line switches for Microsoft .NET Framework security update packages

Restart information

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

Update replacement information

This update does not replace any previously released update.

Update removal information

Note We do not recommend that you remove any security update.To remove this update, use 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

PresentationCore.dll

4.0.30319.18060

3,224,688

23-Jul-2013

07:33

PresentationFramework.dll

4.0.30319.18060

6,188,160

23-Jul-2013

07:33

System.ComponentModel.Composition.dll

4.0.30319.18060

278,704

23-Jul-2013

07:33

System.Data.Linq.dll

4.0.30319.18060

698,480

23-Jul-2013

07:33

System.Configuration.dll

4.0.30319.18060

393,856

23-Jul-2013

07:33

System.Data.SqlXml.dll

4.0.30319.18060

743,032

23-Jul-2013

07:33

System.Xml.dll

4.0.30319.18060

2,691,160

23-Jul-2013

07:33

WindowsBase.dll

4.0.30319.18060

1,237,592

23-Jul-2013

07:33

WindowsFormsIntegration.dll

4.0.30319.18060

103,560

23-Jul-2013

07:33

LDR Service Branch

File name

File version

File size

Date

Time

PresentationCore.dll

4.0.30319.19115

3,225,200

23-Jul-2013

07:25

PresentationFramework.dll

4.0.30319.19115

6,188,672

23-Jul-2013

07:25

System.ComponentModel.Composition.dll

4.0.30319.19115

278,704

23-Jul-2013

07:24

System.Data.Linq.dll

4.0.30319.19115

698,480

23-Jul-2013

07:24

System.Configuration.dll

4.0.30319.19115

393,856

23-Jul-2013

07:24

System.Data.SqlXml.dll

4.0.30319.19115

743,032

23-Jul-2013

07:24

System.Xml.dll

4.0.30319.19115

2,691,160

23-Jul-2013

07:24

WindowsBase.dll

4.0.30319.19115

1,237,592

23-Jul-2013

07:25

WindowsFormsIntegration.dll

4.0.30319.19115

103,560

23-Jul-2013

07:25

For all supported x64-based versions of systems

GDR Service Branch

File name

File version

File size

Date

Time

PresentationCore.dll

4.0.30319.18060

3,207,792

23-Jul-2013

14:05

PresentationCore.dll

4.0.30319.18060

3,224,688

23-Jul-2013

07:33

PresentationFramework.dll

4.0.30319.18060

6,188,160

23-Jul-2013

07:33

System.ComponentModel.Composition.dll

4.0.30319.18060

278,704

23-Jul-2013

07:33

System.Data.Linq.dll

4.0.30319.18060

698,480

23-Jul-2013

07:33

System.configuration.dll

4.0.30319.18060

393,856

23-Jul-2013

07:33

System.Data.SqlXml.dll

4.0.30319.18060

743,032

23-Jul-2013

07:33

System.XML.dll

4.0.30319.18060

2,691,160

23-Jul-2013

07:33

WindowsBase.dll

4.0.30319.18060

1,237,592

23-Jul-2013

07:33

WindowsFormsIntegration.dll

4.0.30319.18060

103,560

23-Jul-2013

07:33

LDR Service Branch

File name

File version

File size

Date

Time

PresentationCore.dll

4.0.30319.19115

3,208,816

23-Jul-2013

09:20

PresentationCore.dll

4.0.30319.19115

3,225,200

23-Jul-2013

07:25

PresentationFramework.dll

4.0.30319.19115

6,188,672

23-Jul-2013

07:25

System.ComponentModel.Composition.dll

4.0.30319.19115

278,704

23-Jul-2013

07:24

System.Data.Linq.dll

4.0.30319.19115

698,480

23-Jul-2013

07:24

System.configuration.dll

4.0.30319.19115

393,856

23-Jul-2013

07:24

System.Data.SqlXml.dll

4.0.30319.19115

743,032

23-Jul-2013

07:24

System.XML.dll

4.0.30319.19115

2,691,160

23-Jul-2013

07:24

WindowsBase.dll

4.0.30319.19115

1,237,592

23-Jul-2013

07:25

WindowsFormsIntegration.dll

4.0.30319.19115

103,560

23-Jul-2013

07:25

Applies toThis article applies to the following:

  • Microsoft .NET Framework 4.5 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

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