CVE-2016-3279 Code injection in n/a

Medium 5.5 Published Updated

Remote attackers can execute arbitrary code by tricking users into opening a crafted XLA file in Microsoft Office applications.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2016-3279?

CVE-2016-3279 is a medium-severity code injection vulnerability in Microsoft Excel, published on 13 Jul 2016. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Microsoft Office 2010 SP2, Excel 2010 SP2, PowerPoint 2010 SP2, Word 2010 SP2, Excel 2013 SP1, PowerPoint 2013 SP1, Word 2013 SP1, Excel 2013 RT SP1, PowerPoint 2013 RT SP1, Word 2013 RT SP1, Excel 2016, Word 2016, Word Automation Services on SharePoint Server 2010 SP2, and Office Web Apps 2010 SP2 allow remote attackers to execute arbitrary code via a crafted XLA file, aka "Microsoft Office Remote Code Execution Vulnerability."

Weakness: CWE-254

Which versions are affected by CVE-2016-3279?

It affects 9 products.

Products include Microsoft Excel, Microsoft Excel Rt, Microsoft Office, Microsoft Office Web Apps, Microsoft Powerpoint, Microsoft Powerpoint Rt and 3 more.

How do I fix CVE-2016-3279?

No fix has been published for CVE-2016-3279 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2016-3279 being exploited?

There is no known exploitation of CVE-2016-3279 in the wild and no public exploit code.

All Microsoft Excel vulnerabilities

Sources

Also known as GHSA-mfjp-x4vf-3hgj.

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