Summary

This security update resolves vulnerabilities in Adobe Flash Player that is installed on any supported edition of Windows Server Version 1709, Windows Server 2016, Windows 10 Version 1709 (Fall Creators Update), Windows 10 Version 1703 (Creators Update), Windows 10 version 1607, Windows 10 Version 1511, Windows 10 RTM, Windows Server 2012 R2, Windows 8.1, or Windows RT 8.1. To learn more about the vulnerability, see ADV170019.

More Information

Important

  • All security and nonsecurity updates for Windows Server 2012 R2, Windows 8.1, and Windows RT 8.1 require the installation of update 2919355. We recommend that you install update 2919355 on your Windows Server 2012 R2-based, Windows 8.1-based, or Windows RT 8.1-based computer so that you receive future updates.

  • If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you require before you install this update. For more information, see Add language packs to Windows.

  • This update applies to the Windows operating systems that are listed in the Summary section in this article. If you want to install Adobe Flash Player update on an earlier version of Windows, try Adobe Flash Player download.

How to obtain and install the 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 get security updates automatically, see Windows Update: FAQ. Note For Windows RT 8.1, this update is available through Windows Update only.

Method 2: Microsoft Update Catalog

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

Detection and deployment

Windows 10 Version 1709 file information

File information The English (United States) version of this software 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.Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 file information

Note: The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

Windows Server 2012 file information

File information The English (United States) version of this software 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.Windows Server 2012 file information

Note: The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

Third-party information disclaimer

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4048951-x64.msu

35F2F534365F41E09B9D707B220B1EA7B1379C1F

4B73EA9FA30B8DA645719F58E71E672E734839D1F9D9851B986E76356E1510C1

Windows10.0-KB4048951-x86.msu

910C68E043A9CA9ABAE2E305F7B6707C5B155730

3CF98EAE081A556EF20432E6199C22C88A0BDD1528701723820DC3C0850E93E3

Windows10.0-KB4048951-arm64.msu

9A5079E99C797A665861C3683CD5F86C7D4C4135

9AA18E6D60A2227D3BB69CF7CB463B7DB17BAFC9246AA065AF642633D9473559

Windows 10 file information

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,562

04-Nov-2017

01:25

Not applicable

Flash.ocx

27.0.0.187

28,860,400

04-Nov-2017

01:25

x64

Flashutil_activex.dll

27.0.0.187

708,592

04-Nov-2017

01:25

x64

Flashutil_activex.exe

27.0.0.187

978,416

04-Nov-2017

01:25

x64

Activex.vch

Not applicable

752,362

04-Nov-2017

01:25

Not applicable

Flash.ocx

27.0.0.187

22,289,904

04-Nov-2017

01:25

x86

Flashplayerapp.exe

27.0.0.187

835,568

04-Nov-2017

01:25

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

04-Nov-2017

01:25

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

04-Nov-2017

01:25

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

04-Nov-2017

01:25

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

752,362

04-Nov-2017

01:25

Not applicable

Flash.ocx

27.0.0.187

22,289,904

04-Nov-2017

01:25

x86

Flashplayerapp.exe

27.0.0.187

835,568

04-Nov-2017

01:25

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

04-Nov-2017

01:25

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

04-Nov-2017

01:25

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

04-Nov-2017

01:25

x86

For all supported ARM-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

752,362

04-Nov-2017

01:25

Not applicable

Flash.ocx

27.0.0.187

22,289,904

04-Nov-2017

01:25

x86

Flashplayerapp.exe

27.0.0.187

835,568

04-Nov-2017

01:25

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

04-Nov-2017

01:25

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

04-Nov-2017

01:25

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

04-Nov-2017

01:25

x86

Flash.ocx

27.0.0.187

19,166,192

04-Nov-2017

01:25

Not applicable

Flashplayerapp.exe

27.0.0.187

814,576

04-Nov-2017

01:25

Not applicable

Flashplayercplapp.cpl

27.0.0.187

163,312

04-Nov-2017

01:25

Not applicable

Flashutil_activex.dll

27.0.0.187

548,848

04-Nov-2017

01:25

Not applicable

Flashutil_activex.exe

27.0.0.187

836,592

04-Nov-2017

01:25

Not applicable

Windows 10 Version 1703 file information

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4048951-x64.msu

6864405E430AAC9596C9A781F74944E9C1054D38

CA6CD8ED444046535DE26E94145C241E7F0430106674D73D6866343CEF321259

Windows10.0-KB4048951-x86.msu

2BB85ED1E0D1FC188BBB6255DA9603703E95C1B4

BB3A5429405BB0CDFFD250326DE34C7C73F14FA1502A772C66F6DAC711B6A771

Windows 10 file information

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,562

05-Nov-2017

01:40

Not applicable

Flash.ocx

27.0.0.187

28,860,400

05-Nov-2017

01:40

x64

Flashutil_activex.dll

27.0.0.187

708,592

05-Nov-2017

01:40

x64

Flashutil_activex.exe

27.0.0.187

978,416

05-Nov-2017

01:40

x64

Activex.vch

Not applicable

752,362

05-Nov-2017

01:40

Not applicable

Flash.ocx

27.0.0.187

22,289,904

05-Nov-2017

01:40

x86

Flashplayerapp.exe

27.0.0.187

835,568

05-Nov-2017

01:40

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

05-Nov-2017

01:40

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

05-Nov-2017

01:40

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

05-Nov-2017

01:40

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

752,362

05-Nov-2017

01:40

Not applicable

Flash.ocx

27.0.0.187

22,289,904

05-Nov-2017

01:40

x86

Flashplayerapp.exe

27.0.0.187

835,568

05-Nov-2017

01:40

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

05-Nov-2017

01:40

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

05-Nov-2017

01:40

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

05-Nov-2017

01:40

x86

Windows 10 Version 1607 and Windows Server 2016 file information

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4048951-x64.msu

9239D872B1BCC0EAB8BBE01FA608F7677652497D

F96EEC84B6EE15A0FF736DCFA8CD6CA5326F90131C760AC5C1B856CA7ECF5C7C

Windows10.0-KB4048951-x86.msu

E112122E0842FA1E3CBCC869B3676F573B474EE1

E550C3F6877C4C2653E99F917A826E70CCD6A95DBBD4F88BDF629CFDF33C227F

Windows 10 file information

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,562

05-Nov-2017

00:47

Not applicable

Flash.ocx

27.0.0.187

28,860,400

05-Nov-2017

00:47

x64

Flashutil_activex.dll

27.0.0.187

708,592

05-Nov-2017

00:47

x64

Flashutil_activex.exe

27.0.0.187

978,416

05-Nov-2017

00:47

x64

Activex.vch

Not applicable

752,362

05-Nov-2017

00:47

Not applicable

Flash.ocx

27.0.0.187

22,289,904

05-Nov-2017

00:47

x86

Flashplayerapp.exe

27.0.0.187

835,568

05-Nov-2017

00:47

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

05-Nov-2017

00:47

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

05-Nov-2017

00:47

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

05-Nov-2017

00:47

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

752,362

05-Nov-2017

00:47

Not applicable

Flash.ocx

27.0.0.187

22,289,904

05-Nov-2017

00:47

x86

Flashplayerapp.exe

27.0.0.187

835,568

05-Nov-2017

00:47

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

05-Nov-2017

00:47

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

05-Nov-2017

00:47

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

05-Nov-2017

00:47

x86

Windows 10 Version 1511 file information

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4048951-x64.msu

745BE429B69688B6C663B794F563F67400BDE042

A2F6DCDD83259E46E04E52F774B9F5967F9321FCCFE56D8474B52BCEBC2E0A2D

Windows10.0-KB4048951-x86.msu

2BC32AC667A7F536BCED9D75A398EE6204C69632

90B7A1FC498D4D5950453C132650BB065F9237E726AD66D80BF25FE538E1DB81

Windows 10 file information

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,562

04-Nov-2017

00:40

Not applicable

Flash.ocx

27.0.0.187

28,860,400

04-Nov-2017

00:40

x64

Flashutil_activex.dll

27.0.0.187

708,592

04-Nov-2017

00:40

x64

Flashutil_activex.exe

27.0.0.187

978,416

04-Nov-2017

00:40

x64

Activex.vch

Not applicable

752,362

04-Nov-2017

00:40

Not applicable

Flash.ocx

27.0.0.187

22,289,904

04-Nov-2017

00:40

x86

Flashplayerapp.exe

27.0.0.187

835,568

04-Nov-2017

00:40

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

04-Nov-2017

00:40

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

04-Nov-2017

00:40

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

04-Nov-2017

00:40

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

752,362

04-Nov-2017

00:40

Not applicable

Flash.ocx

27.0.0.187

22,289,904

04-Nov-2017

00:40

x86

Flashplayerapp.exe

27.0.0.187

835,568

04-Nov-2017

00:40

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

04-Nov-2017

00:40

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

04-Nov-2017

00:40

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

04-Nov-2017

00:40

x86

Windows 10 RTM file information

File hash information

File name

SHA1 hash

SHA256 hash

Windows10.0-KB4048951-x64.msu

B4F02D042AE44F738C3CDD3A0B8B9E81C860857E

F21D140F037E471EDCE1BD72C240C79300774DB623ED2574A6D018DDF888F59E

Windows10.0-KB4048951-x86.msu

0E812EB95D80D31C7E4D3348ABD3DFEF1F5A7A8F

5C937008EA566E999CD1852B46B648BC82CCB2652DA5320BCEB1741DDE55DC2C

Windows 10 file information

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,562

05-Nov-2017

00:03

Not applicable

Flash.ocx

27.0.0.187

28,860,400

05-Nov-2017

00:03

x64

Flashutil_activex.dll

27.0.0.187

708,592

05-Nov-2017

00:03

x64

Flashutil_activex.exe

27.0.0.187

978,416

05-Nov-2017

00:03

x64

Activex.vch

Not applicable

752,362

05-Nov-2017

00:03

Not applicable

Flash.ocx

27.0.0.187

22,289,904

05-Nov-2017

00:03

x86

Flashplayerapp.exe

27.0.0.187

835,568

05-Nov-2017

00:03

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

05-Nov-2017

00:03

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

05-Nov-2017

00:03

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

05-Nov-2017

00:03

x86

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

752,362

05-Nov-2017

00:03

Not applicable

Flash.ocx

27.0.0.187

22,289,904

05-Nov-2017

00:03

x86

Flashplayerapp.exe

27.0.0.187

835,568

05-Nov-2017

00:03

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

05-Nov-2017

00:03

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

05-Nov-2017

00:03

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

05-Nov-2017

00:03

x86

Windows 8.1 and Windows Server 2012 R2 file information

File hash information

File name

SHA1 hash

SHA256 hash

Windows8.1-KB4048951-x64.msu

BCE86CE93A47BD7DE74EC5AA981BA156C5F1E6DC

53F5B0A44C65555418FACCDFB5BBFA2A9E45EF269FCC695B1639FC98DDF89226

Windows8.1-KB4048951-arm.msu

7DD0999F1C11A98B090398918C447114E157CA22

4CB586D49B8CC568933B2A433025FB14B4364A033CE21E1BA4B81115615A8148

Windows8.1-KB4048951-x86.msu

5B6E65493B9C9D93102AC71730D5B710E78ECFA2

D4D6C1665CD1BF8C90F401C9EB5C1C5273772E89DE933EE73BDE9AB3338FA125

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,562

04-Nov-2017

00:41

Not applicable

Flash.ocx

27.0.0.187

28,860,400

04-Nov-2017

00:41

x64

Flashutil_activex.dll

27.0.0.187

708,592

04-Nov-2017

00:41

x64

Flashutil_activex.exe

27.0.0.187

978,416

04-Nov-2017

00:41

x64

Activex.vch

Not applicable

752,362

04-Nov-2017

00:41

Not applicable

Flash.ocx

27.0.0.187

22,289,904

04-Nov-2017

00:41

x86

Flashplayerapp.exe

27.0.0.187

835,568

04-Nov-2017

00:41

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

04-Nov-2017

00:41

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

04-Nov-2017

00:41

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

04-Nov-2017

00:41

x86

For all supported ARM-based versions

File name

File version

File size

Date

Time

Platform

Flash.ocx

27.0.0.187

19,166,192

04-Nov-2017

00:41

Not applicable

Flashplayerapp.exe

27.0.0.187

814,576

04-Nov-2017

00:41

Not applicable

Flashplayercplapp.cpl

27.0.0.187

163,312

04-Nov-2017

00:41

Not applicable

Flashutil_activex.dll

27.0.0.187

548,848

04-Nov-2017

00:41

Not applicable

Flashutil_activex.exe

27.0.0.187

836,592

04-Nov-2017

00:41

Not applicable

For all supported x86-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

752,362

04-Nov-2017

00:41

Not applicable

Flash.ocx

27.0.0.187

22,289,904

04-Nov-2017

00:41

x86

Flashplayerapp.exe

27.0.0.187

835,568

04-Nov-2017

00:41

x86

Flashplayercplapp.cpl

27.0.0.187

177,648

04-Nov-2017

00:41

Not applicable

Flashutil_activex.dll

27.0.0.187

624,624

04-Nov-2017

00:41

x86

Flashutil_activex.exe

27.0.0.187

1,393,648

04-Nov-2017

00:41

x86

File hash information

File name

SHA1 hash

SHA256 hash

Windows8-RT-KB4048951-x64.msu

34374A24A13F9A03898E78F5FB1ED90873782E9B

6064BA8F3A5946A10AD3427A5B0E4EF622A80EF67FE653E7BB54CCD80C2736B5

For all supported x64-based versions

File name

File version

File size

Date

Time

Platform

Activex.vch

Not applicable

163,562

04-Nov-2017

00:17

Not applicable

Flash.ocx

27.0.0.187

28,859,848

04-Nov-2017

00:17

x64

Flashutil_activex.dll

27.0.0.187

708,040

04-Nov-2017

00:17

x64

Flashutil_activex.exe

27.0.0.187

977,864

04-Nov-2017

00:17

x64

Activex.vch

Not applicable

752,362

04-Nov-2017

00:17

Not applicable

Flash.ocx

27.0.0.187

22,289,352

04-Nov-2017

00:17

x86

Flashplayerapp.exe

27.0.0.187

835,016

04-Nov-2017

00:17

x86

Flashplayercplapp.cpl

27.0.0.187

177,096

04-Nov-2017

00:17

Not applicable

Flashutil_activex.dll

27.0.0.187

624,072

04-Nov-2017

00:17

x86

Flashutil_activex.exe

27.0.0.187

1,393,096

04-Nov-2017

00:17

x86

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