View products that this article applies to.

Introduction

This update resolves a vulnerability in the Microsoft .NET Framework that could allow elevation of privilege if an unauthenticated attacker sends specially crafted data to an affected workstation or server that has the .NET Framework Remoting feature enabled.

Summary

Microsoft has released security bulletin MS14-026. Learn more about how to obtain the fixes that are included in this security bulletin:

  • For individual, small business, and organizational users, use the Windows automatic updating feature to install the fixes from Microsoft Update. To do this, see Get security updates automatically on the Microsoft Safety and Security Center website.

  • For IT professionals, see Microsoft Security Bulletin MS14-026 on the Security TechCenter website.

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 about this security update

Download information

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

Command-line switches for this update

Learn about 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 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 systemsGDR service branch

File name

File version

File size

Date

Time

system.runtime.remoting.resources.dll

4.0.30319.33440

39,088

28-Aug-2013

16:50

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:43

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

14-Aug-2013

22:43

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

14-Aug-2013

22:46

system.runtime.remoting.resources.dll

4.0.30319.33440

42,672

14-Aug-2013

22:42

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

28-Aug-2013

17:08

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

14-Aug-2013

22:43

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

28-Aug-2013

17:34

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

14-Aug-2013

22:42

system.runtime.remoting.resources.dll

4.0.30319.33440

37,048

14-Aug-2013

22:43

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:43

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

14-Aug-2013

22:42

system.runtime.remoting.resources.dll

4.0.30319.33440

37,552

14-Aug-2013

22:43

system.runtime.remoting.resources.dll

4.0.30319.33440

35,504

14-Aug-2013

22:42

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:43

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

14-Aug-2013

22:47

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:47

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:47

system.runtime.remoting.resources.dll

4.0.30319.33440

41,136

14-Aug-2013

22:47

system.runtime.remoting.resources.dll

4.0.30319.33440

36,536

14-Aug-2013

22:46

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

14-Aug-2013

22:46

system.runtime.remoting.resources.dll

4.0.30319.33440

34,480

14-Aug-2013

22:46

system.runtime.remoting.resources.dll

4.0.30319.33440

34,992

14-Aug-2013

22:46

system.runtime.remoting.dll

4.0.30319.34107

347,880

06-Mar-2014

01:12

LDR service branch

File name

File version

File size

Date

Time

system.runtime.remoting.resources.dll

4.0.30319.33440

39,088

15-Nov-2013

17:22

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

17:27

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

15-Nov-2013

17:26

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

15-Nov-2013

17:32

system.runtime.remoting.resources.dll

4.0.30319.33440

42,672

15-Nov-2013

17:24

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

17:37

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

15-Nov-2013

17:25

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

17:29

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

15-Nov-2013

17:21

system.runtime.remoting.resources.dll

4.0.30319.33440

37,048

15-Nov-2013

19:42

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

18:08

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

15-Nov-2013

17:59

system.runtime.remoting.resources.dll

4.0.30319.33440

37,552

15-Nov-2013

19:42

system.runtime.remoting.resources.dll

4.0.30319.33440

35,504

15-Nov-2013

17:49

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

17:58

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

15-Nov-2013

17:27

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

17:31

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

17:33

system.runtime.remoting.resources.dll

4.0.30319.33440

41,136

15-Nov-2013

17:37

system.runtime.remoting.resources.dll

4.0.30319.33440

36,536

15-Nov-2013

17:31

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

15-Nov-2013

17:29

system.runtime.remoting.resources.dll

4.0.30319.33440

34,480

15-Nov-2013

17:32

system.runtime.remoting.resources.dll

4.0.30319.33440

34,992

15-Nov-2013

17:31

system.runtime.remoting.dll

4.0.30319.36115

347,880

09-Mar-2014

22:12

For all supported x64-based versions of systemsGDR service branch

File name

File version

File size

Date

Time

system.runtime.remoting.resources.dll

4.0.30319.33440

39,088

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

42,672

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

37,552

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

35,504

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

41,136

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

34,480

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

34,992

02-May-2014

20:54

system.runtime.remoting.dll

4.0.30319.34107

347,880

06-Mar-2014

01:13

system.runtime.remoting.resources.dll

4.0.30319.33440

39,088

28-Aug-2013

16:57

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

14-Aug-2013

22:44

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

14-Aug-2013

22:43

system.runtime.remoting.resources.dll

4.0.30319.33440

42,672

14-Aug-2013

22:43

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

28-Aug-2013

17:08

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

14-Aug-2013

22:44

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

28-Aug-2013

17:34

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

14-Aug-2013

22:44

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

14-Aug-2013

22:47

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:46

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

14-Aug-2013

22:48

system.runtime.remoting.resources.dll

4.0.30319.33440

37,552

14-Aug-2013

22:48

system.runtime.remoting.resources.dll

4.0.30319.33440

35,504

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:48

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:46

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

41,136

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

14-Aug-2013

22:44

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

14-Aug-2013

22:43

system.runtime.remoting.resources.dll

4.0.30319.33440

34,480

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

34,992

14-Aug-2013

22:45

system.runtime.remoting.dll

4.0.30319.34107

347,880

06-Mar-2014

01:12

LDR service branch

File name

File version

File size

Date

Time

system.runtime.remoting.resources.dll

4.0.30319.33440

39,088

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

42,672

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

37,552

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

35,504

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

41,136

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

34,480

02-May-2014

20:55

system.runtime.remoting.resources.dll

4.0.30319.33440

34,992

02-May-2014

20:55

system.runtime.remoting.dll

4.0.30319.36115

347,880

09-Mar-2014

22:12

system.runtime.remoting.resources.dll

4.0.30319.33440

39,088

15-Nov-2013

17:36

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

18:35

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

15-Nov-2013

17:47

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

15-Nov-2013

18:58

system.runtime.remoting.resources.dll

4.0.30319.33440

42,672

15-Nov-2013

17:48

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

18:42

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

15-Nov-2013

17:42

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

18:35

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

15-Nov-2013

18:32

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

15-Nov-2013

17:47

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

17:52

system.runtime.remoting.resources.dll

4.0.30319.33440

38,576

15-Nov-2013

18:00

system.runtime.remoting.resources.dll

4.0.30319.33440

37,552

15-Nov-2013

17:53

system.runtime.remoting.resources.dll

4.0.30319.33440

35,504

15-Nov-2013

17:47

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

17:44

system.runtime.remoting.resources.dll

4.0.30319.33440

37,040

15-Nov-2013

18:34

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

18:42

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

18:36

system.runtime.remoting.resources.dll

4.0.30319.33440

41,136

15-Nov-2013

18:40

system.runtime.remoting.resources.dll

4.0.30319.33440

36,528

15-Nov-2013

18:54

system.runtime.remoting.resources.dll

4.0.30319.33440

36,016

15-Nov-2013

18:49

system.runtime.remoting.resources.dll

4.0.30319.33440

34,480

15-Nov-2013

18:58

system.runtime.remoting.resources.dll

4.0.30319.33440

34,992

15-Nov-2013

18:57

system.runtime.remoting.dll

4.0.30319.36115

347,880

09-Mar-2014

22:12

For all supported ARM-based versions of systems

File name

File version

File size

Date

Time

system.runtime.remoting.resources.dll

4.0.30319.33440

40,960

28-Aug-2013

16:58

system.runtime.remoting.resources.dll

4.0.30319.33440

38,408

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

37,888

14-Aug-2013

22:44

system.runtime.remoting.resources.dll

4.0.30319.33440

38,912

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

44,552

14-Aug-2013

22:44

system.runtime.remoting.resources.dll

4.0.30319.33440

38,408

28-Aug-2013

17:07

system.runtime.remoting.resources.dll

4.0.30319.33440

37,888

14-Aug-2013

22:44

system.runtime.remoting.resources.dll

4.0.30319.33440

38,400

28-Aug-2013

17:35

system.runtime.remoting.resources.dll

4.0.30319.33440

40,456

14-Aug-2013

22:44

system.runtime.remoting.resources.dll

4.0.30319.33440

38,912

14-Aug-2013

22:49

system.runtime.remoting.resources.dll

4.0.30319.33440

38,408

14-Aug-2013

22:50

system.runtime.remoting.resources.dll

4.0.30319.33440

40,448

14-Aug-2013

22:50

system.runtime.remoting.resources.dll

4.0.30319.33440

39,432

14-Aug-2013

22:50

system.runtime.remoting.resources.dll

4.0.30319.33440

37,384

14-Aug-2013

22:47

system.runtime.remoting.resources.dll

4.0.30319.33440

38,400

14-Aug-2013

22:50

system.runtime.remoting.resources.dll

4.0.30319.33440

38,912

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

38,408

14-Aug-2013

22:46

system.runtime.remoting.resources.dll

4.0.30319.33440

38,400

14-Aug-2013

22:46

system.runtime.remoting.resources.dll

4.0.30319.33440

43,016

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

38,408

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

37,888

14-Aug-2013

22:45

system.runtime.remoting.resources.dll

4.0.30319.33440

36,352

14-Aug-2013

22:46

system.runtime.remoting.resources.dll

4.0.30319.33440

36,872

14-Aug-2013

22:45

system.runtime.remoting.dll

4.0.30319.34107

347,880

06-Mar-2014

01:13

Applies toThis article applies to the following:

  • Microsoft .NET Framework 4.5.1 when used with:

    • Windows 8.1

    • Windows RT 8.1

    • Windows Server 2012 R2

  • Microsoft .NET Framework 4.5 when used with:

    • Windows 8.1

    • Windows RT 8.1

    • Windows Server 2012 R2

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