7.8
Advisory Published
CVE Published
Advisory Published
Updated

CVE-2021-27056: Microsoft PowerPoint PPTX File Parsing Use-After-Free Remote Code Execution Vulnerability

First published: Tue Mar 09 2021(Updated: )

Microsoft PowerPoint Remote Code Execution Vulnerability

Credit: secure@microsoft.com secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft PowerPoint
Microsoft 365 Apps for Enterprise
Microsoft PowerPoint 2013
Microsoft Office 2019 for 64-bit editions
Microsoft PowerPoint 2010
Microsoft PowerPoint 2013
Microsoft PowerPoint 2016
Microsoft PowerPoint 2010
Microsoft Office 2019 for 32-bit editions
Microsoft 365 Apps for Enterprise
Microsoft PowerPoint 2013 RT
Microsoft PowerPoint 2016
Microsoft 365 Apps
Microsoft Office=2019
Microsoft PowerPoint=2010-sp2
Microsoft PowerPoint=2013-sp1
Microsoft PowerPoint=2013-sp1
Microsoft PowerPoint=2016

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Frequently Asked Questions

  • What is CVE-2021-27056?

    CVE-2021-27056 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Microsoft PowerPoint.

  • How do I exploit CVE-2021-27056?

    To exploit CVE-2021-27056, the target must visit a malicious page or open a malicious file.

  • What is the severity of CVE-2021-27056?

    The severity of CVE-2021-27056 is high, with a CVSS score of 7.8.

  • Which versions of Microsoft PowerPoint are affected by CVE-2021-27056?

    Microsoft PowerPoint 2010 SP2, 2013 SP1, 2013 RT, and 2016 are affected by CVE-2021-27056.

  • How can I fix CVE-2021-27056?

    Microsoft has released patches and updates to fix CVE-2021-27056. Please refer to the Microsoft Security Advisory for the appropriate remediation steps based on your specific version of Microsoft PowerPoint.

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