CVE-2021-40480: Microsoft Office Visio EMF File Parsing Improper Validation of Array Index Remote Code Execution Vulnerability
First published: Tue Oct 12 2021(Updated: )
Microsoft Office Visio Remote Code Execution Vulnerability
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Office Visio | ||
| Microsoft Office 2019 for 32-bit editions | ||
| Microsoft Office LTSC 2021 for 64-bit editions | ||
| Microsoft Office 2019 for 64-bit editions | ||
| Microsoft 365 Apps for Enterprise | ||
| Microsoft 365 Apps for Enterprise | ||
| Microsoft Office LTSC 2021 for 32-bit editions | ||
| Microsoft 365 Apps | ||
| Microsoft Office | =2019 | |
| Microsoft Office Long Term Servicing Channel | =2021 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-40480?
CVE-2021-40480 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Microsoft Office Visio.
How can this vulnerability be exploited?
This vulnerability can be exploited when the target visits a malicious page or opens a malicious file.
What is the severity of CVE-2021-40480?
The severity of CVE-2021-40480 is rated as high with a CVSS score of 7.8.
Which software versions are affected by CVE-2021-40480?
Microsoft Office Visio, Microsoft Office 2019, Microsoft Office LTSC 2021, and Microsoft 365 Apps for Enterprise are affected by CVE-2021-40480.
How can I fix CVE-2021-40480?
To fix CVE-2021-40480, users should apply the security updates provided by Microsoft for the affected software versions.
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