Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.


View products that this article applies to.

Introduction

This security update resolves vulnerabilities that could allow remote code execution if an attacker sends a specially crafted URL request that contains international characters to a .NET web application.

Summary

Microsoft has released security bulletin MS14-057. Learn more about how to obtain the fixes that are included in this security bulletin:

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 computer that is running Windows from viruses and malware: Virus and Security Solution Center

Local support according to your country: International support

More information about this security update

Download information

To install this update, install it from Windows Update.

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

Command-line switches for this update

Learn about the various command-line switches that are supported by this .NET Framework update.

Restart information

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

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 systemsGDR service branch

File name

File version

File size

Date

Time

system.resources.dll

2.0.50727.4927

237,568

06-Dec-2013

23:27

system.resources.dll

2.0.50727.4927

200,704

06-Jul-2012

20:09

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

20:09

system.resources.dll

2.0.50727.6400

212,992

06-Dec-2013

23:28

system.resources.dll

2.0.50727.4927

290,816

06-Jul-2012

20:09

system.resources.dll

2.0.50727.6400

208,896

06-Dec-2013

23:27

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

20:09

system.resources.dll

2.0.50727.6400

212,992

06-Dec-2013

23:27

system.resources.dll

2.0.50727.4927

217,088

06-Jul-2012

20:07

system.resources.dll

2.0.50727.4927

212,992

06-Jul-2012

20:08

system.resources.dll

2.0.50727.6400

204,800

13-Sep-2012

22:03

system.resources.dll

2.0.50727.6400

233,472

06-Dec-2013

23:28

system.resources.dll

2.0.50727.6400

217,088

13-Sep-2012

22:03

system.resources.dll

2.0.50727.4927

192,512

06-Jul-2012

20:08

system.resources.dll

2.0.50727.6400

208,896

13-Sep-2012

22:03

system.resources.dll

2.0.50727.4927

204,800

06-Jul-2012

19:37

system.resources.dll

2.0.50727.4927

204,800

06-Jul-2012

19:37

system.resources.dll

2.0.50727.4927

204,800

06-Jul-2012

19:37

system.resources.dll

2.0.50727.4927

262,144

06-Jul-2012

19:37

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

19:48

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

19:47

system.resources.dll

2.0.50727.6400

184,320

13-Sep-2012

22:03

system.resources.dll

2.0.50727.6400

184,320

13-Sep-2012

22:03

system.dll

2.0.50727.6421

3,198,976

03-Jul-2014

22:11

system.tlb

8.0.50727.6420

81,920

08-Jul-2014

22:09

LDR service branch

File name

File version

File size

Date

Time

system.resources.dll

2.0.50727.4927

237,568

06-Jul-2012

20:00

system.resources.dll

2.0.50727.4927

200,704

06-Jul-2012

19:59

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

19:59

system.resources.dll

2.0.50727.6400

212,992

09-Oct-2012

02:40

system.resources.dll

2.0.50727.4927

290,816

06-Jul-2012

19:58

system.resources.dll

2.0.50727.6400

208,896

09-Oct-2012

02:40

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

19:59

system.resources.dll

2.0.50727.6400

212,992

09-Oct-2012

02:40

system.resources.dll

2.0.50727.4927

217,088

06-Jul-2012

19:57

system.resources.dll

2.0.50727.4927

212,992

06-Jul-2012

19:59

system.resources.dll

2.0.50727.6400

204,800

13-Sep-2012

22:04

system.resources.dll

2.0.50727.6400

233,472

09-Oct-2012

02:40

system.resources.dll

2.0.50727.6400

217,088

13-Sep-2012

22:04

system.resources.dll

2.0.50727.4927

192,512

06-Jul-2012

19:59

system.resources.dll

2.0.50727.6400

208,896

13-Sep-2012

22:04

system.resources.dll

2.0.50727.4927

204,800

06-Jul-2012

20:02

system.resources.dll

2.0.50727.4927

204,800

06-Jul-2012

20:01

system.resources.dll

2.0.50727.4927

204,800

06-Jul-2012

20:03

system.resources.dll

2.0.50727.4927

262,144

06-Jul-2012

20:02

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

20:06

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

20:05

system.resources.dll

2.0.50727.6400

184,320

13-Sep-2012

22:04

system.resources.dll

2.0.50727.6400

184,320

13-Sep-2012

22:04

system.dll

2.0.50727.7071

3,198,976

03-Jul-2014

22:11

system.tlb

8.0.50727.7070

81,920

08-Jul-2014

22:09

For all supported x64-based versions of systemsGDR service branch

File name

File version

File size

Date

Time

system.dll

2.0.50727.6421

3,198,976

03-Jul-2014

22:11

system.tlb

8.0.50727.6420

71,168

08-Jul-2014

22:09

system.resources.dll

2.0.50727.4927

237,568

06-Jul-2012

20:22

system.resources.dll

2.0.50727.4927

200,704

06-Jul-2012

19:45

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

19:44

system.resources.dll

2.0.50727.6400

212,992

28-Sep-2012

21:41

system.resources.dll

2.0.50727.4927

290,816

06-Jul-2012

19:42

system.resources.dll

2.0.50727.6400

208,896

28-Sep-2012

21:41

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

19:44

system.resources.dll

2.0.50727.6400

212,992

28-Sep-2012

21:41

system.resources.dll

2.0.50727.4927

217,088

06-Jul-2012

19:41

system.resources.dll

2.0.50727.4927

212,992

06-Jul-2012

19:46

system.resources.dll

2.0.50727.6400

204,800

13-Sep-2012

22:04

system.resources.dll

2.0.50727.6400

233,472

28-Sep-2012

21:41

system.resources.dll

2.0.50727.6400

217,088

13-Sep-2012

22:04

system.resources.dll

2.0.50727.4927

192,512

06-Jul-2012

19:46

system.resources.dll

2.0.50727.6400

208,896

13-Sep-2012

22:03

system.resources.dll

2.0.50727.4927

204,800

06-Jul-2012

19:47

system.resources.dll

2.0.50727.4927

204,800

06-Jul-2012

19:46

system.resources.dll

2.0.50727.4927

204,800

06-Jul-2012

19:47

system.resources.dll

2.0.50727.4927

262,144

06-Jul-2012

19:46

system.resources.dll

2.0.50727.4927

196,608

07-Oct-2013

22:56

system.resources.dll

2.0.50727.4927

196,608

07-Oct-2013

22:56

system.resources.dll

2.0.50727.6400

184,320

07-Oct-2013

22:56

system.resources.dll

2.0.50727.6400

184,320

07-Oct-2013

22:56

system.dll

2.0.50727.6421

3,198,976

03-Jul-2014

22:11

system.tlb

8.0.50727.6420

81,920

08-Jul-2014

22:09

LDR service branch

File name

File version

File size

Date

Time

system.dll

2.0.50727.7071

3,198,976

03-Jul-2014

22:11

system.tlb

8.0.50727.7070

71,168

08-Jul-2014

22:09

system.resources.dll

2.0.50727.4927

237,568

22-Jul-2013

22:16

system.resources.dll

2.0.50727.4927

200,704

06-Jul-2012

20:04

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

20:04

system.resources.dll

2.0.50727.6400

212,992

22-Jul-2013

22:20

system.resources.dll

2.0.50727.4927

290,816

06-Jul-2012

20:03

system.resources.dll

2.0.50727.6400

208,896

22-Jul-2013

22:17

system.resources.dll

2.0.50727.4927

196,608

06-Jul-2012

20:04

system.resources.dll

2.0.50727.6400

212,992

22-Jul-2013

22:17

system.resources.dll

2.0.50727.4927

217,088

06-Jul-2012

20:04

system.resources.dll

2.0.50727.4927

212,992

06-Jul-2012

20:07

system.resources.dll

2.0.50727.6400

204,800

13-Sep-2012

22:04

system.resources.dll

2.0.50727.6400

233,472

22-Jul-2013

22:16

system.resources.dll

2.0.50727.6400

217,088

13-Sep-2012

22:04

system.resources.dll

2.0.50727.4927

192,512

06-Jul-2012

20:07

system.resources.dll

2.0.50727.6400

208,896

04-Oct-2012

20:58

system.resources.dll

2.0.50727.4927

204,800

04-Oct-2012

20:58

system.resources.dll

2.0.50727.4927

204,800

04-Oct-2012

20:58

system.resources.dll

2.0.50727.4927

204,800

04-Oct-2012

20:58

system.resources.dll

2.0.50727.4927

262,144

04-Oct-2012

20:58

system.resources.dll

2.0.50727.4927

196,608

08-Jan-2014

21:49

system.resources.dll

2.0.50727.4927

196,608

08-Jan-2014

21:49

system.resources.dll

2.0.50727.6400

184,320

08-Jan-2014

21:49

system.resources.dll

2.0.50727.6400

184,320

08-Jan-2014

21:50

system.dll

2.0.50727.7071

3,198,976

03-Jul-2014

22:11

system.tlb

8.0.50727.7070

81,920

08-Jul-2014

22:09



Applies toThis article applies to the following:

  • Microsoft .NET Framework 3.5 when used with:

    • Windows 8

    • Windows Server 2012

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Was this information helpful?

What affected your experience?
By pressing submit, your feedback will be used to improve Microsoft products and services. Your IT admin will be able to collect this data. Privacy Statement.

Thank you for your feedback!

×