View products that this article applies to.

Summary

This update resolves vulnerabilities in the Microsoft .NET Framework. The most severe of these vulnerabilities could allow elevation of privilege if an attacker injects a client-side script into a user's browser. To learn more about this vulnerability, see Microsoft Security Bulletin MS15-118.

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

How to obtain and install this update

Method 1: Windows Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to turn on automatic updating, see Get security updates automatically.

Method 2: Microsoft Download Center

You can obtain the stand-alone update package through the Microsoft Download Center. To install this update, follow the installation instructions on the download page.

Download Download security update 3098778

Update deployment information

For deployment information about this update, see Microsoft Knowledge Base article 3104507.



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.



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 previously released update 2901110.

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

4.0.30319.1040

192,672

02-Oct-2015

12:30

Setup.exe

10.0.30319.1040

78,992

02-Oct-2015

12:16

SetupEngine.dll

10.0.30319.1040

811,160

02-Oct-2015

12:16

SetupUi.dll

10.0.30319.1040

296,592

02-Oct-2015

12:16

aspnet_wp.exe

4.0.30319.1040

33,432

02-Oct-2015

12:16

System.Web.Extensions.dll

4.0.30319.1040

1,867,440

02-Oct-2015

12:16

System.Web.dll

4.0.30319.1040

5,258,392

02-Oct-2015

12:16

webengine.dll

4.0.30319.1040

15,000

02-Oct-2015

12:16

webengine4.dll

4.0.30319.1040

496,280

02-Oct-2015

12:16

LDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.2073

192,672

02-Oct-2015

12:22

Setup.exe

10.0.30319.2073

78,992

02-Oct-2015

12:10

SetupEngine.dll

10.0.30319.2073

811,160

02-Oct-2015

12:10

SetupUi.dll

10.0.30319.2073

296,592

02-Oct-2015

12:10

aspnet_wp.exe

4.0.30319.2073

33,432

02-Oct-2015

12:10

System.Web.Extensions.dll

4.0.30319.2073

1,867,440

02-Oct-2015

12:11

System.Web.dll

4.0.30319.2073

5,263,000

02-Oct-2015

12:11

webengine.dll

4.0.30319.2073

15,000

02-Oct-2015

12:10

webengine4.dll

4.0.30319.2073

496,280

02-Oct-2015

12:10

For all supported x64-based versions of systems

GDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.1040

261,792

02-Oct-2015

12:59

ServiceModelReg.exe

4.0.30319.1040

192,672

02-Oct-2015

12:30

Setup.exe

10.0.30319.1040

78,992

02-Oct-2015

12:16

SetupEngine.dll

10.0.30319.1040

811,160

02-Oct-2015

12:16

SetupUi.dll

10.0.30319.1040

296,592

02-Oct-2015

12:16

aspnet_wp.exe

4.0.30319.1040

41,624

02-Oct-2015

12:48

aspnet_wp.exe

4.0.30319.1040

33,432

02-Oct-2015

12:16

System.Web.Extensions.dll

4.0.30319.1040

1,867,440

02-Oct-2015

12:16

System.Web.dll

4.0.30319.1040

5,228,184

02-Oct-2015

12:48

System.Web.dll

4.0.30319.1040

5,258,392

02-Oct-2015

12:16

webengine.dll

4.0.30319.1040

16,536

02-Oct-2015

12:48

webengine.dll

4.0.30319.1040

15,000

02-Oct-2015

12:16

webengine4.dll

4.0.30319.1040

721,560

02-Oct-2015

12:48

webengine4.dll

4.0.30319.1040

496,280

02-Oct-2015

12:16

LDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.2073

261,792

02-Oct-2015

12:57

ServiceModelReg.exe

4.0.30319.2073

192,672

02-Oct-2015

12:22

Setup.exe

10.0.30319.2073

78,992

02-Oct-2015

12:10

SetupEngine.dll

10.0.30319.2073

811,160

02-Oct-2015

12:10

SetupUi.dll

10.0.30319.2073

296,592

02-Oct-2015

12:10

aspnet_wp.exe

4.0.30319.2073

41,624

02-Oct-2015

12:45

aspnet_wp.exe

4.0.30319.2073

33,432

02-Oct-2015

12:10

System.Web.Extensions.dll

4.0.30319.2073

1,867,440

02-Oct-2015

12:11

System.Web.dll

4.0.30319.2073

5,232,792

02-Oct-2015

12:45

System.Web.dll

4.0.30319.2073

5,263,000

02-Oct-2015

12:11

webengine.dll

4.0.30319.2073

16,536

02-Oct-2015

12:45

webengine.dll

4.0.30319.2073

15,000

02-Oct-2015

12:10

webengine4.dll

4.0.30319.2073

722,072

02-Oct-2015

12:45

webengine4.dll

4.0.30319.2073

496,280

02-Oct-2015

12:10

For all supported IA64-based versions of systems

GDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.1040

545,440

02-Oct-2015

13:34

ServiceModelReg.exe

4.0.30319.1040

192,672

02-Oct-2015

12:30

Setup.exe

10.0.30319.1040

78,992

02-Oct-2015

12:16

SetupEngine.dll

10.0.30319.1040

811,160

02-Oct-2015

12:16

SetupUi.dll

10.0.30319.1040

296,592

02-Oct-2015

12:16

aspnet_wp.exe

4.0.30319.1040

81,048

02-Oct-2015

13:21

aspnet_wp.exe

4.0.30319.1040

33,432

02-Oct-2015

12:16

System.Web.Extensions.dll

4.0.30319.1040

1,867,440

02-Oct-2015

12:16

System.Web.dll

4.0.30319.1040

4,847,256

02-Oct-2015

13:21

System.Web.dll

4.0.30319.1040

5,258,392

02-Oct-2015

12:16

webengine.dll

4.0.30319.1040

26,264

02-Oct-2015

13:21

webengine.dll

4.0.30319.1040

15,000

02-Oct-2015

12:16

webengine4.dll

4.0.30319.1040

1,342,104

02-Oct-2015

13:21

webengine4.dll

4.0.30319.1040

496,280

02-Oct-2015

12:16

LDR service branch

File name

File version

File size

Date

Time

ServiceModelReg.exe

4.0.30319.2073

545,440

02-Oct-2015

13:34

ServiceModelReg.exe

4.0.30319.2073

192,672

02-Oct-2015

12:22

Setup.exe

10.0.30319.2073

78,992

02-Oct-2015

12:10

SetupEngine.dll

10.0.30319.2073

811,160

02-Oct-2015

12:10

SetupUi.dll

10.0.30319.2073

296,592

02-Oct-2015

12:10

aspnet_wp.exe

4.0.30319.2073

81,048

02-Oct-2015

13:24

aspnet_wp.exe

4.0.30319.2073

33,432

02-Oct-2015

12:10

System.Web.Extensions.dll

4.0.30319.2073

1,867,440

02-Oct-2015

12:11

System.Web.dll

4.0.30319.2073

4,851,864

02-Oct-2015

13:25

System.Web.dll

4.0.30319.2073

5,263,000

02-Oct-2015

12:11

webengine.dll

4.0.30319.2073

26,264

02-Oct-2015

13:24

webengine.dll

4.0.30319.2073

15,000

02-Oct-2015

12:10

webengine4.dll

4.0.30319.2073

1,343,128

02-Oct-2015

13:24

webengine4.dll

4.0.30319.2073

496,280

02-Oct-2015

12:10


Help for installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

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

Local support according to your country: International Support


Applies toThis article applies to the following:

  • Microsoft .NET Framework 4 when used with:

    • Windows Server 2008 R2 Service Pack 1

    • Windows 7 Service Pack 1

    • Windows Server 2008 Service Pack 2

    • Windows Vista Service Pack 2

Need more help?

Expand your skills
Explore Training
Get new features first
Join Microsoft Insiders

Was this information helpful?

What affected your experience?

Any additional feedback? (Optional)

Thank you for your feedback!

×