CVE-2020-17123: Microsoft Excel Remote Code Execution Vulnerability

Published Dec 8, 2020
·
Updated

Microsoft Excel Remote Code Execution Vulnerability This CVE ID is unique from CVE-2020-17122, CVE-2020-17125, CVE-2020-17127, CVE-2020-17128, CVE-2020-17129.

Affected Software

23 affected componentsFixes available
Microsoft 365 Apps
Microsoft Excel=2010-sp2
Microsoft Excel=2013-sp1
Microsoft Excel=2013-sp1
Microsoft Excel=2016
Microsoft Excel=2019
Microsoft Excel Macos=2019
Microsoft Office Online Server
Microsoft Office Web Apps=2013-sp1
Microsoft Excel 2013
Patch available
Microsoft Excel 2010
Patch available
Microsoft 365 Apps for Enterprise
Patch available
Microsoft 365 Apps for Enterprise
Patch available
Microsoft Excel 2010
Patch available
Microsoft Excel 2013
Patch available
Microsoft Excel 2013 RT
Patch available
Microsoft Excel 2016
Patch available
Microsoft Office 2019 for Mac
Patch available
Microsoft Office Web Apps 2013
Patch available
Microsoft Excel 2016
Patch available
Microsoft Office Online Server
Patch available
Microsoft Office 2019 for 64-bit editions
Patch available
Microsoft Office 2019 for 32-bit editions
Patch available

Remediation

Patch Available

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17123

Event History

Dec 8, 2020
CVE Published
via Microsoft·08:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:00 AM
Affected Software
Updated
via Microsoft·08:00 AM
Description
Dec 9, 2020
CVE Published
via MITRE·11:36 PM
Data Sourced
via MITRE·11:36 PM
DescriptionSeverity
Dec 10, 2020
Data Sourced
via NVD·12:15 AM
RemedyDescriptionSeverityAffected Software
Aug 12, 58408
Event
01:36 PM
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Frequently Asked Questions

1

What is CVE-2020-17123?

CVE-2020-17123 is a Microsoft Excel Remote Code Execution Vulnerability.

2

What is the severity of CVE-2020-17123?

The severity of CVE-2020-17123 is critical with a severity value of 7.8.

3

Which software products are affected by CVE-2020-17123?

Microsoft Office LTSC for Mac 2021, Microsoft Excel 2010 SP2, Microsoft Excel 2013 SP1, Microsoft Excel 2016, Microsoft Excel 2019, Microsoft Office Online Server, and Microsoft Office Web Apps 2013 SP1 are affected by CVE-2020-17123.

4

How can I fix CVE-2020-17123?

Apply the security patches provided by Microsoft to fix CVE-2020-17123.

5

Where can I find more information about CVE-2020-17123?

You can find more information about CVE-2020-17123 on the Microsoft Security Guidance page: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17123

Company

Resources

Contact

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