Description of the security update for Outlook 2013: July 27, 2017

Applies to: Microsoft Office 2013 Service Pack 1


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 Security TechCenter articles:

Microsoft Common Vulnerabilities and Exposures CVE-2017-8571
Microsoft Common Vulnerabilities and Exposures CVE-2017-8572
Microsoft Common Vulnerabilities and Exposures CVE-2017-8663

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

How to get and install the update

Method 1: Microsoft Update

Method 2: Microsoft Update Catalog

Method 3: Microsoft Download Center

More Information

Security update replacement information

This security update replaces the previously released update 3191938.

File hash information

File name SHA1 hash SHA256 hash
outlook2013-kb4011078-fullfile-x64-glb.exe D6099E2CD04CB8E30366CAE6C360E9B6882CAF29 78D5667E19B8A56CB78CB49ECD2FE45F4557AD7206F6997C835464128F6CA554
outlook2013-kb4011078-fullfile-x86-glb.exe 806BB34B1DB99FEC5F44956A77CD79A48B3FDED6 449F101719EF4FB71B9629D32C961C4675E98DF2F1013063902A5835EB091693

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the 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 the 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: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help for protecting your Windows-based computer from viruses and malware: Virus Solution and Security Center

Local support according to your country: International Support

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