CVE-2018-8379: Critical severity microsoft office excel vulnerability

Published Aug 15, 2018

Updated

A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka "Microsoft Excel Remote Code Execution Vulnerability." This affects Microsoft Excel. This CVE ID is unique from CVE-2018-8375.

Affected Software

5 affected components

Microsoft Excel=2010-sp2

Microsoft Excel=2013-sp1

Microsoft Excel=2016

Microsoft Excel 2013 RT=sp1

Remediation

Patch Available

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8379

Event History

Aug 15, 2018

CVE Published

via MITRE·05:00 PM

Data Sourced

via MITRE·05:00 PM

DescriptionWeakness

Frequently Asked Questions

What is CVE-2018-8379?

CVE-2018-8379 is a remote code execution vulnerability in Microsoft Excel software.

What is the severity of CVE-2018-8379?

The severity of CVE-2018-8379 is critical, with a CVSS score of 7.8 out of 10.

Which versions of Microsoft Excel are affected by CVE-2018-8379?

Microsoft Excel 2010 SP2, Microsoft Excel 2013 SP1, Microsoft Excel 2016, Microsoft Excel 2016 Click-to-Run, and Microsoft Excel 2013 RT are affected by CVE-2018-8379.

How does CVE-2018-8379 work?

CVE-2018-8379 allows remote attackers to execute arbitrary code by exploiting a memory handling issue in Microsoft Excel.

Is there a fix available for CVE-2018-8379?

Yes, Microsoft has released a security advisory providing guidance on mitigating the vulnerability. Please refer to the official Microsoft Security Guidance Advisory for more information.