Applies to:

Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6.1, Microsoft .NET Framework 4.6.2, Microsoft .NET Framework 4.7, Microsoft .NET Framework 4.7.1, Microsoft .NET Framework 4.7.2

Additional information about this security update

For more information about this security update as it relates to Windows 8.1 and Windows Server 2012 R2, see the following article in the Microsoft Knowledge Base:

4471983 Security Only updates for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 for Windows 8.1 and Server 2012 R2 (KB 4471983)

How to obtain and install the update

Method 1: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog.

Method 2: Windows Software Update Services (WSUS)

On your WSUS server, follow these steps:

  1. Select Start, select Administrative Tools, and then select Microsoft Windows Server Update Services 3.0.

  2. Expand ComputerName, and then select Action.

  3. Select Import Updates.

  4. WSUS opens a browser window in which you may be prompted to install an ActiveX control. Install the ActiveX control to continue.

  5. After the ActiveX control is installed, you see the Microsoft Update Catalog screen. Type 4471983 in the Search box, and then select Search.

  6. Locate the .NET Framework packages that match the operating systems, languages, and processors in your environment. Select Add to add them to your basket.

  7. After you select all the packages that you need, select View Basket.

  8. To import the packages to your WSUS server, select Import.

  9. After the packages are imported, select Close to return to WSUS.

The updates are now available for installation through WSUS.

Update deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:

20181211 Security update deployment information: December 11, 2018

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 update KB 3098785.

File information

File hash

File name

SHA1 hash

SHA256 hash

Windows8.1-KB4470499-x86.msu

39D6B02196096DD235202F0E7DC9CF9C4276D75D

C0E43EB6D8BCE0515E9AC4C347DCE01A41B41505C49219F5E4DF1D3A98FF03F2

Windows8.1-KB4470499-x64.msu

79650F1A6A9772E20E7D5867707576C994A6D36F

04991E85AB14686B78569B5AC2E79142DBE922E33BD78C29A13CB9AB1CD2FA58

Windows8.1-KB4470499-arm.msu

5B68CB80D4101BCEE93E49F77239827F4A9622EE

CC6CC8BC587874AE790763BD0C50B630403A86DEB333F6551DF9DD88F1CAEE17

File attributes for all supported x86-based systems

The English (United States) version of this update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and 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 times may change when you perform certain operations on the files.

File name

File version

File size

Date

Time

system.web.applicationservices.dll

4.7.3282.0

71,120

31-Oct-2018

01:33

system.web.extensions.dll

4.7.3282.0

1,850,264

31-Oct-2018

01:33

aspnet_perf.dll

4.7.3282.0

42,792

31-Oct-2018

01:33

aspnet_state_perf.h

318

30-Oct-2018

23:38

aspnet_state_perf.ini

42,996

31-Oct-2018

01:34

aspnet_wp.exe

4.7.3282.0

46,088

31-Oct-2018

01:33

msvcp120_clr0400.dll

12.0.52519.0

485,576

30-Oct-2018

22:54

msvcr120_clr0400.dll

12.0.52519.0

987,840

30-Oct-2018

22:54

system.web.extensions.dll

4.7.3282.0

1,850,264

31-Oct-2018

01:33

webengine4.dll

4.7.3282.0

550,152

31-Oct-2018

01:33

webengine.dll

4.7.3282.0

24,840

31-Oct-2018

01:33

system.web.dll

4.7.3282.0

5,416,232

31-Oct-2018

01:33


File attributes for all supported x64-based systems

The English (United States) version of this update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and 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 times may change when you perform certain operations on the files.

File name

File version

File size

Date

Time

aspnet_perf.dll

4.7.3282.0

46,144

31-Oct-2018

01:32

aspnet_state_perf.h

318

30-Oct-2018

23:03

aspnet_state_perf.ini

42,996

31-Oct-2018

01:32

aspnet_wp.exe

4.7.3282.0

50,904

31-Oct-2018

01:32

msvcp120_clr0400.dll

12.0.52519.0

690,008

30-Oct-2018

22:54

msvcr120_clr0400.dll

12.0.52519.0

993,632

30-Oct-2018

22:54

system.web.applicationservices.dll

4.7.3282.0

71,120

31-Oct-2018

01:33

system.web.extensions.dll

4.7.3282.0

1,850,264

31-Oct-2018

01:33

webengine4.dll

4.7.3282.0

667,192

31-Oct-2018

01:32

webengine.dll

4.7.3282.0

26,168

31-Oct-2018

01:32

system.web.dll

4.7.3282.0

5,398,280

31-Oct-2018

01:32

system.web.applicationservices.dll

4.7.3282.0

71,120

31-Oct-2018

01:33

system.web.extensions.dll

4.7.3282.0

1,850,264

31-Oct-2018

01:33

aspnet_perf.dll

4.7.3282.0

42,792

31-Oct-2018

01:33

aspnet_state_perf.h

318

30-Oct-2018

23:38

aspnet_state_perf.ini

42,996

31-Oct-2018

01:34

aspnet_wp.exe

4.7.3282.0

46,088

31-Oct-2018

01:33

msvcp120_clr0400.dll

12.0.52519.0

485,576

30-Oct-2018

22:54

msvcr120_clr0400.dll

12.0.52519.0

987,840

30-Oct-2018

22:54

system.web.extensions.dll

4.7.3282.0

1,850,264

31-Oct-2018

01:33

webengine4.dll

4.7.3282.0

550,152

31-Oct-2018

01:33

webengine.dll

4.7.3282.0

24,840

31-Oct-2018

01:33

system.web.dll

4.7.3282.0

5,416,232

31-Oct-2018

01:33


File attributes for all supported ARM-based systems

The English (United States) version of this update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and 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 times may change when you perform certain operations on the files.

File name

File version

File size

Date

Time

msvcp120_clr0400.dll

12.0.52242.36242

602,080

30-Oct-2018

22:54

msvcr120_clr0400.dll

12.0.52242.36242

634,336

30-Oct-2018

22:54

system.web.extensions.dll

4.7.3282.0

1,850,264

31-Oct-2018

01:33

system.web.dll

4.7.3282.0

5,417,224

31-Oct-2018

01:30

system.web.applicationservices.dll

4.7.3282.0

71,120

31-Oct-2018

01:33

system.web.extensions.dll

4.7.3282.0

1,850,264

31-Oct-2018

01:33


How to obtain help and support for this security update

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