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Summary

This security update resolves a remote code execution vulnerability that exists in Microsoft Access software if the software does not correctly handle objects in memory. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2020-1563.

Note To apply this security update, you must have the release version of Office 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 4484287.

File hash information

File name

SHA1 hash

SHA256 hash

ace2016-kb4484431-fullfile-x86-glb.exe

475956EF49E4DEB21754FD01BAF821800E9AF5BF

5F06D80BA2C6F62E45BE7737FF246C8D4D822E08C8331BFAD0682F5317C19C4E

ace2016-kb4484431-fullfile-x64-glb.exe

3915C0F675C9B62CD7F866C1D70833907265B32C

B883115327AA05EC90D0D70F62185F0627C7234CBAD295B667F09C5EF109AA80


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

acecore.dll

acecore.dll

16.0.4999.1000

1700632

14-Jul-20

03:43

acacedao.dll

acedao.dll

16.0.4684.1000

446824

14-Jul-20

03:43

acedao.dll

acedao.dll

16.0.4684.1000

446824

14-Jul-20

03:43

acees.dll

acees.dll

16.0.4852.1000

674536

14-Jul-20

03:43

aceexcl.dll

aceexcl.dll

16.0.5044.1000

414120

15-Jul-20

09:35

aceodbc.dll

aceodbc.dll

16.0.4999.1000

299976

14-Jul-20

03:43

aceoddbs.dll

aceoddbs.dll

16.0.4684.1000

26472

14-Jul-20

03:43

aceoledb.dll

aceoledb.dll

16.0.5011.1000

339880

14-Jul-20

03:43

acetxt.dll

acetxt.dll

16.0.4996.1000

175000

14-Jul-20

03:43

acexbe.dll

acexbe.dll

16.0.4831.1000

265920

14-Jul-20

03:43

expsrv.dll

expsrv.dll

7.1.1096

333184

14-Jul-20

07:08

vbajet32.dll

vbajet32.dll

7.1.1096

17792

14-Jul-20

07:08

File identifier

File name

File version

File size

Date

Time

acecore.dll

acecore.dll

16.0.4999.1000

2292504

14-Jul-20

03:52

acacedao.dll

acedao.dll

16.0.4492.1000

604536

14-Jul-20

03:52

acedao.dll

acedao.dll

16.0.4492.1000

604536

14-Jul-20

03:52

acees.dll

acees.dll

16.0.4924.1000

906168

14-Jul-20

03:52

aceexch.dll

aceexch.dll

16.0.4759.1000

259480

14-Jul-20

03:52

aceexcl.dll

aceexcl.dll

16.0.5044.1000

545688

15-Jul-20

09:39

aceodbc.dll

aceodbc.dll

16.0.4999.1000

352624

14-Jul-20

03:52

aceoddbs.dll

aceoddbs.dll

16.0.4513.1000

28536

14-Jul-20

03:52

aceoledb.dll

aceoledb.dll

16.0.5011.1000

440248

14-Jul-20

03:52

acetxt.dll

acetxt.dll

16.0.4996.1000

213912

14-Jul-20

03:52

acexbe.dll

acexbe.dll

16.0.4831.1000

326544

14-Jul-20

03:52

expsrv.dll

expsrv.dll

7.1.1096

503888

14-Jul-20

07:08

vbajet32.dll

vbajet32.dll

7.1.1096

21096

14-Jul-20

07:08

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