Description of the security update for Office 2016: August 13, 2019

Summary

This security update resolves a remote code execution vulnerability that exists if the Windows Jet Database Engine incorrectly handles objects in memory. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2019-1155.

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.

• Download security update 4475538 for the 32-bit version of Office 2016
• Download security update 4475538 for the 64-bit version of Office 2016

More information

Security update deployment information

For deployment information about this update, see security update deployment information: August 13, 2019.

Security update replacement information

This security update replaces previously released security update 4464551.

File hash information

File name	SHA1 hash	SHA256 hash
ace2016-kb4475538-fullfile-x86-glb.exe	93A7B4014E0800B7E363320CD0085FE3A16CDF87	F25828DBD22265AD6019E6A5164B4B1A4DA200FFB885BCBE16C9D9E70B5155E9
ace2016-kb4475538-fullfile-x64-glb.exe	1A6B9B384AD212EAC5158F4C7918A9577CDE3E6F	F46C651C6083B894A7079B40B8F7038A19E40F52C3F0290F859AFE37E31051C9

File informationThe 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.

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For all supported x86-based versions of Office 2016

File identifier	File name	File version	File size	Date	Time
acecore.dll	acecore.dll	16.0.4852.1000	1698464	16-Jul-19	06:06
acacedao.dll	acedao.dll	16.0.4684.1000	446824	16-Jul-19	06:06
acedao.dll	acedao.dll	16.0.4684.1000	446824	16-Jul-19	06:06
acees.dll	acees.dll	16.0.4852.1000	674536	16-Jul-19	06:06
aceexcl.dll	aceexcl.dll	16.0.4888.1000	421456	17-Jul-19	08:22
aceodbc.dll	aceodbc.dll	16.0.4684.1000	298328	16-Jul-19	06:06
aceoddbs.dll	aceoddbs.dll	16.0.4684.1000	26472	16-Jul-19	06:06
aceoledb.dll	aceoledb.dll	16.0.4870.1000	343928	16-Jul-19	06:06
acetxt.dll	acetxt.dll	16.0.4831.1000	173240	16-Jul-19	06:06
acexbe.dll	acexbe.dll	16.0.4831.1000	265920	16-Jul-19	06:06
expsrv.dll	expsrv.dll	7.1.1056	329360	16-Jul-19	08:04
vbajet32.dll	vbajet32.dll	7.1.1056	15512	16-Jul-19	08:04

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For all supported x64-based versions of Office 2016

File identifier	File name	File version	File size	Date	Time
acecore.dll	acecore.dll	16.0.4852.1000	2290336	16-Jul-19	06:14
acacedao.dll	acedao.dll	16.0.4492.1000	604536	16-Jul-19	06:14
acedao.dll	acedao.dll	16.0.4492.1000	604536	16-Jul-19	06:14
acees.dll	acees.dll	16.0.4810.1000	904424	16-Jul-19	06:14
aceexch.dll	aceexch.dll	16.0.4759.1000	259480	16-Jul-19	06:14
aceexcl.dll	aceexcl.dll	16.0.4888.1000	552592	17-Jul-19	08:26
aceodbc.dll	aceodbc.dll	16.0.4759.1000	350672	16-Jul-19	06:14
aceoddbs.dll	aceoddbs.dll	16.0.4513.1000	28536	16-Jul-19	06:14
aceoledb.dll	aceoledb.dll	16.0.4870.1000	443040	16-Jul-19	06:14
acetxt.dll	acetxt.dll	16.0.4831.1000	212368	16-Jul-19	06:14
acexbe.dll	acexbe.dll	16.0.4831.1000	326544	16-Jul-19	06:14
expsrv.dll	expsrv.dll	7.1.1056	491152	16-Jul-19	08:04
vbajet32.dll	vbajet32.dll	7.1.1056	18584	16-Jul-19	08:04

How to get help and support for this security updateHelp for installing updates: Protect yourself online

Help for protecting your Windows-based computer from viruses and malware: Microsoft Security

Local support according to your country: International Support