Description of the security update for Office 2013: July 9, 2019

Applies to: Microsoft Office 2013 Service Pack 1


This security update resolves an information disclosure vulnerability that exists if Microsoft Exchange allows entities to be created even though they have Display Names that contain non-printable characters.. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2019-1084.

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

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2013. It doesn't apply to the Office 2013 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: July 9, 2019.

Security update replacement information

This security update replaces previously released security update 4464504.

File hash information

File name SHA1 hash SHA256 hash
mso2013-kb4464558-fullfile-x86-glb.exe 196520637124B7F203DBD5CF55F90B4B1AD1B218 B5F1D15426070A89EFD0806EF0EF66C0AAF3DA07C1B8F257BCC59BD285C0AACB
mso2013-kb4464558-fullfile-x64-glb.exe 749C107EC5FECBDA18BFEBB68CC4A99AD9CCAC0D 290B75225F66E8D36E6207955256B95B2EB4266B973DA5B8329181B8994B3394

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.

How to get help and support for this security update

Help 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