CVE-2021-31941: Microsoft Excel XLS File Parsing Use-After-Free Remote Code Execution Vulnerability
First published: Tue Jun 08 2021(Updated: )
Microsoft Office Graphics Remote Code Execution Vulnerability
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft 365 Apps | ||
| Microsoft Office | =2013-sp1 | |
| Microsoft Office | =2013-sp1 | |
| Microsoft Office | =2016 | |
| Microsoft Office | =2019 | |
| Microsoft Office | =2019 | |
| Microsoft Outlook | =2013-sp1 | |
| Microsoft Excel | ||
| Microsoft Office 2013 | ||
| Microsoft Office 2013 RT | ||
| Microsoft Office 2019 for Mac | ||
| Microsoft Office 2016 | ||
| Microsoft 365 Apps for Enterprise | ||
| Microsoft Office 2019 for 64-bit editions | ||
| Microsoft Outlook 2013 RT | ||
| Microsoft Office 2013 | ||
| Microsoft Office 2019 for 32-bit editions | ||
| Microsoft Office 2016 | ||
| Microsoft 365 Apps for Enterprise |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2021-31941?
CVE-2021-31941 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Microsoft Excel.
How can this vulnerability be exploited?
To exploit this vulnerability, the target must visit a malicious page or open a malicious file.
What is the severity level of CVE-2021-31941?
CVE-2021-31941 has a severity level of high.
Which versions of Microsoft Excel are affected by CVE-2021-31941?
Microsoft Office 2013, 2016, 2019, and Microsoft 365 Apps for Enterprise are affected by CVE-2021-31941.
How can I fix CVE-2021-31941?
You can fix CVE-2021-31941 by applying the security updates provided by Microsoft.
- agent/author
- agent/type
- agent/first-publish-date
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/nvd-api
- agent/references
- agent/title
- agent/remedy
- agent/severity
- agent/softwarecombine
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-21-669
- alias/ZDI-CAN-13281
- alias/CVE-2021-31941
- agent/software-canonical-lookup
- agent/tags
- agent/event
- collector/msrc-cve
- source/Microsoft
- vendor/microsoft
- canonical/microsoft 365 apps
- canonical/microsoft office
- version/microsoft office/2013-sp1
- version/microsoft office/2016
- version/microsoft office/2019
- canonical/microsoft outlook
- version/microsoft outlook/2013-sp1
- canonical/microsoft excel
- canonical/microsoft office 2013
- canonical/microsoft office 2013 rt
- canonical/microsoft office 2019 for mac
- canonical/microsoft office 2016
- canonical/microsoft 365 apps for enterprise
- canonical/microsoft office 2019 for 64-bit editions
- canonical/microsoft outlook 2013 rt
- canonical/microsoft office 2019 for 32-bit editions