Description of the security update for Access 2016: June 8, 2021 (KB4504711)

Summary

This security update resolves a Microsoft Jet Red Database Engine and Access Connectivity Engine remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2021-28455.

**Note:**To apply this security update, you must have the release version of Microsoft 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.

• Download security update 4504711 for the 32-bit version of Access 2016
• Download security update 4504711 for the 64-bit version of Access 2016

More information

Security update deployment information

For deployment information about this update, see Security update deployment information: June 8, 2021.

Security update replacement information

This security update replaces previously released security update 4484340.

File hash information

File name		SHA256 hash
access2016-kb4504711-fullfile-x86-glb.exe		A27533F6E0D67A7967ECA094391FA4D94B2C0316F68753E0A6787FC23CAEA170
access2016-kb4504711-fullfile-x64-glb.exe		83F7D029AC1B22EF9341AC9A404D799993E96C36972B7B2478D1EBFB8A710439

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.

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For all supported x86-based versions of Access 2016

File identifier	File name	File version	File size	Date	Time
msacc.olb	msacc.olb		693992	12-May-21	04:35
msaccess.exe	msaccess.exe	16.0.5164.1000	15785256	12-May-21	04:35
soa.dll	soa.dll	16.0.5164.1000	521104	12-May-21	04:35
msain.dll_1029	msain.dll	16.0.4684.1000	1446648	12-May-21	04:22
msain.dll_1030	msain.dll	16.0.4684.1000	1375000	12-May-21	04:22
msain.dll_1031	msain.dll	16.0.4684.1000	1510144	12-May-21	04:22
msain.dll_3082	msain.dll	16.0.4684.1000	1418024	12-May-21	04:22
msain.dll_1061	msain.dll	16.0.4684.1000	1344272	12-May-21	04:22
msain.dll_1035	msain.dll	16.0.4684.1000	1355624	12-May-21	04:22
msain.dll_1036	msain.dll	16.0.4684.1000	1470712	12-May-21	04:22
msain.dll_1050	msain.dll	16.0.4684.1000	1384184	12-May-21	04:22
msain.dll_1038	msain.dll	16.0.4684.1000	1472744	12-May-21	04:22
msain.dll_1040	msain.dll	16.0.4684.1000	1393408	12-May-21	04:22
msain.dll_1041	msain.dll	16.0.4684.1000	1479928	12-May-21	04:22
msain.dll_1087	msain.dll	16.0.4684.1000	1477368	12-May-21	04:22
msain.dll_1062	msain.dll	16.0.4684.1000	1397504	12-May-21	04:22
msain.dll_1086	msain.dll	16.0.4684.1000	1358584	12-May-21	04:22
msain.dll_1044	msain.dll	16.0.4684.1000	1359128	12-May-21	04:22
msain.dll_1045	msain.dll	16.0.4684.1000	1461584	12-May-21	04:22
msain.dll_1046	msain.dll	16.0.4684.1000	1416968	12-May-21	04:22
msain.dll_2070	msain.dll	16.0.4684.1000	1424648	12-May-21	04:22
msain.dll_1048	msain.dll	16.0.4684.1000	1476272	12-May-21	04:22
msain.dll_1051	msain.dll	16.0.4684.1000	1454840	12-May-21	04:22
msain.dll_1060	msain.dll	16.0.4684.1000	1399072	12-May-21	04:22
msain.dll_1053	msain.dll	16.0.4684.1000	1353488	12-May-21	04:22
msain.dll_1055	msain.dll	16.0.4684.1000	1448696	12-May-21	04:22
msain.dll_1058	msain.dll	16.0.4684.1000	1424560	12-May-21	04:22

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For all supported x64-based versions of Access 2016

File identifier	File name	File version	File size	Date	Time
msacc.olb	msacc.olb		694016	12-May-21	04:45
msaccess.exe	msaccess.exe	16.0.5164.1000	20710720	12-May-21	04:45
soa.dll	soa.dll	16.0.5164.1000	648584	12-May-21	04:45
msain.dll_1029	msain.dll	16.0.4513.1000	1446672	12-May-21	04:24
msain.dll_1030	msain.dll	16.0.4600.1000	1375008	12-May-21	04:24
msain.dll_1031	msain.dll	16.0.4513.1000	1510160	12-May-21	04:24
msain.dll_3082	msain.dll	16.0.4513.1000	1418040	12-May-21	04:24
msain.dll_1061	msain.dll	16.0.4513.1000	1344296	12-May-21	04:24
msain.dll_1035	msain.dll	16.0.4513.1000	1355640	12-May-21	04:24
msain.dll_1036	msain.dll	16.0.4513.1000	1470728	12-May-21	04:24
msain.dll_1050	msain.dll	16.0.4513.1000	1384208	12-May-21	04:24
msain.dll_1038	msain.dll	16.0.4513.1000	1472760	12-May-21	04:24
msain.dll_1040	msain.dll	16.0.4513.1000	1393424	12-May-21	04:24
msain.dll_1041	msain.dll	16.0.4513.1000	1479952	12-May-21	04:24
msain.dll_1087	msain.dll	16.0.4513.1000	1477384	12-May-21	04:24
msain.dll_1062	msain.dll	16.0.4513.1000	1397528	12-May-21	04:24
msain.dll_1086	msain.dll	16.0.4513.1000	1358608	12-May-21	04:24
msain.dll_1044	msain.dll	16.0.4513.1000	1359144	12-May-21	04:24
msain.dll_1045	msain.dll	16.0.4513.1000	1461608	12-May-21	04:24
msain.dll_1046	msain.dll	16.0.4513.1000	1416984	12-May-21	04:24
msain.dll_2070	msain.dll	16.0.4513.1000	1424664	12-May-21	04:24
msain.dll_1048	msain.dll	16.0.4513.1000	1476288	12-May-21	04:24
msain.dll_1051	msain.dll	16.0.4513.1000	1454864	12-May-21	04:25
msain.dll_1060	msain.dll	16.0.4513.1000	1399088	12-May-21	04:25
msain.dll_1053	msain.dll	16.0.4513.1000	1353504	12-May-21	04:25
msain.dll_1055	msain.dll	16.0.4513.1000	1448712	12-May-21	04:25
msain.dll_1058	msain.dll	16.0.4513.1000	1424576	12-May-21	04:25

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