Summary

This security update resolves a remote code execution vulnerability that exists in Microsoft Office that could be exploited if  a user opens a file that contains a malformed graphics image or inserts a malformed graphics image into an Office file. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2020-1582.Note To apply this security update, you must have the release version of Access 2016 installed on the computer.

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016. It doesn't apply to the Office 2016 Click-to-Run editions, such as Microsoft Office 365 Home (see What version of Office am I using?).

How to get and install the update

Method 1: Microsoft Update

This update is available from Microsoft 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.

Method 2: Microsoft Update Catalog

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Method 3: Microsoft Download Center

You can get the standalone update package through the Microsoft Download Center. Follow the installation instructions on the download page to install the update.

More information

Security update deployment information

For deployment information about this update, see security update deployment information: August 11, 2020.

Security update replacement information

This security update replaces previously released security update 4484167.

File hash information

File name

SHA1 hash

SHA256 hash

access2016-kb4484340-fullfile-x86-glb.exe

C0C827E5561D1596F9A62C17A6E7C620E6EC89EC

C474DE553C6E72C4603D6725F239F45E5FE4A09492CE7A5DC31F5944A41AD82D

access2016-kb4484340-fullfile-x64-glb.exe

97C8FF0328D68B82E3A4B4CB64BDE0964342962E

A9A37077A27F706E9638A6532539B687AC2C1F5BCF7F056DE51A456FE9757C8F

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following table. 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 identifier

File name

File version

File size

Date

Time

msacc.olb

msacc.olb

693992

14-Jul-20

03:43

msaccess.exe

msaccess.exe

16.0.5044.1000

15783208

15-Jul-20

09:35

soa.dll

soa.dll

16.0.5041.1000

521104

14-Jul-20

03:43

msain.dll_1029

msain.dll

16.0.4684.1000

1446648

15-Jul-20

08:50

msain.dll_1030

msain.dll

16.0.4684.1000

1375000

15-Jul-20

08:50

msain.dll_1031

msain.dll

16.0.4684.1000

1510144

15-Jul-20

08:50

msain.dll_3082

msain.dll

16.0.4684.1000

1418024

15-Jul-20

08:50

msain.dll_1061

msain.dll

16.0.4684.1000

1344272

15-Jul-20

08:50

msain.dll_1035

msain.dll

16.0.4684.1000

1355624

15-Jul-20

08:50

msain.dll_1036

msain.dll

16.0.4684.1000

1470712

15-Jul-20

08:50

msain.dll_1050

msain.dll

16.0.4684.1000

1384184

15-Jul-20

08:50

msain.dll_1038

msain.dll

16.0.4684.1000

1472744

15-Jul-20

08:50

msain.dll_1040

msain.dll

16.0.4684.1000

1393408

15-Jul-20

08:50

msain.dll_1041

msain.dll

16.0.4684.1000

1479928

15-Jul-20

08:50

msain.dll_1087

msain.dll

16.0.4684.1000

1477368

15-Jul-20

08:50

msain.dll_1062

msain.dll

16.0.4684.1000

1397504

15-Jul-20

08:50

msain.dll_1086

msain.dll

16.0.4684.1000

1358584

15-Jul-20

08:50

msain.dll_1044

msain.dll

16.0.4684.1000

1359128

15-Jul-20

08:50

msain.dll_1045

msain.dll

16.0.4684.1000

1461584

15-Jul-20

08:50

msain.dll_1046

msain.dll

16.0.4684.1000

1416968

15-Jul-20

08:50

msain.dll_2070

msain.dll

16.0.4684.1000

1424648

15-Jul-20

08:50

msain.dll_1048

msain.dll

16.0.4684.1000

1476272

15-Jul-20

08:50

msain.dll_1051

msain.dll

16.0.4684.1000

1454840

15-Jul-20

08:50

msain.dll_1060

msain.dll

16.0.4684.1000

1399072

15-Jul-20

08:50

msain.dll_1053

msain.dll

16.0.4684.1000

1353488

15-Jul-20

08:50

msain.dll_1055

msain.dll

16.0.4684.1000

1448696

15-Jul-20

08:50

msain.dll_1058

msain.dll

16.0.4684.1000

1424560

15-Jul-20

08:50

File identifier

File name

File version

File size

Date

Time

msacc.olb

msacc.olb

694016

14-Jul-20

03:52

msaccess.exe

msaccess.exe

16.0.5044.1000

20706592

15-Jul-20

09:39

soa.dll

soa.dll

16.0.5041.1000

648592

14-Jul-20

03:52

msain.dll_1029

msain.dll

16.0.4513.1000

1446672

15-Jul-20

08:54

msain.dll_1030

msain.dll

16.0.4600.1000

1375008

15-Jul-20

08:54

msain.dll_1031

msain.dll

16.0.4513.1000

1510160

15-Jul-20

08:53

msain.dll_3082

msain.dll

16.0.4513.1000

1418040

15-Jul-20

08:54

msain.dll_1061

msain.dll

16.0.4513.1000

1344296

15-Jul-20

08:54

msain.dll_1035

msain.dll

16.0.4513.1000

1355640

15-Jul-20

08:54

msain.dll_1036

msain.dll

16.0.4513.1000

1470728

15-Jul-20

08:54

msain.dll_1050

msain.dll

16.0.4513.1000

1384208

15-Jul-20

08:54

msain.dll_1038

msain.dll

16.0.4513.1000

1472760

15-Jul-20

08:54

msain.dll_1040

msain.dll

16.0.4513.1000

1393424

15-Jul-20

08:54

msain.dll_1041

msain.dll

16.0.4513.1000

1479952

15-Jul-20

08:53

msain.dll_1087

msain.dll

16.0.4513.1000

1477384

15-Jul-20

08:54

msain.dll_1062

msain.dll

16.0.4513.1000

1397528

15-Jul-20

08:54

msain.dll_1086

msain.dll

16.0.4513.1000

1358608

15-Jul-20

08:54

msain.dll_1044

msain.dll

16.0.4513.1000

1359144

15-Jul-20

08:54

msain.dll_1045

msain.dll

16.0.4513.1000

1461608

15-Jul-20

08:54

msain.dll_1046

msain.dll

16.0.4513.1000

1416984

15-Jul-20

08:54

msain.dll_2070

msain.dll

16.0.4513.1000

1424664

15-Jul-20

08:54

msain.dll_1048

msain.dll

16.0.4513.1000

1476288

15-Jul-20

08:54

msain.dll_1051

msain.dll

16.0.4513.1000

1454864

15-Jul-20

08:54

msain.dll_1060

msain.dll

16.0.4513.1000

1399088

15-Jul-20

08:54

msain.dll_1053

msain.dll

16.0.4513.1000

1353504

15-Jul-20

08:54

msain.dll_1055

msain.dll

16.0.4513.1000

1448712

15-Jul-20

08:54

msain.dll_1058

msain.dll

16.0.4513.1000

1424576

15-Jul-20

08:54

Information about protection and security

Protect yourself online: Windows Security support

Learn how we guard against cyber threats: Microsoft Security

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