Summary

This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see the following Microsoft security advisories:

Note To apply this security update, you must have the release version of Service Pack 1 for Microsoft SharePoint Server 2013 installed on the computer.

Improvements and fixes

This security update contains improvements and fixes for the following nonsecurity issue:

  • This update improves Swiss translation.

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

Method 3: Microsoft Download Center

You can get the stand-alone 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: May 8, 2018.

Security update replacement information

This security update replaces previously released security update KB 4018342.

File hash information

Package name

Package hash SHA 1

Package Hash SHA 2

coreserverloc2013-kb4018390-fullfile-x64-glb.exe

C78BD3B62F3489E8E452827251580AF8D2BC719F

900694F5BC6E308133B12744E3FE1754BFD012107A466751CCF4D7845EBF1F4F

File information

Download a list of the files that are included in this cumulative update (KB 4018390).

How to get help and support for this security update

Help for installing updates: Windows Update: FAQ

Security solutions for IT professionals: TechNet Security Support and Troubleshooting

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

Local support according to your country: International Support

Propose a feature or provide feedback on SharePoint: SharePoint User Voice portal

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