CVE-2021-38650: Microsoft Office Spoofing Vulnerability

Published Sep 14, 2021
·
Updated

Microsoft Office Spoofing Vulnerability

Affected Software

16 affected componentsFixes available
Microsoft 365 Apps
Microsoft Office=2013-sp1
Microsoft Office=2013-sp1
Microsoft Office=2016
Microsoft Office=2019
Microsoft Office Macos=2019
Microsoft Office 2019 for 32-bit editions<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Office 2013<5381.1000
5381.1000
Microsoft 365 Apps for Enterprise<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Office 2013<5381.1000
5381.1000
Microsoft Office 2013 RT<5381.1000
5381.1000
Microsoft Office 2016<5215.1000
5215.1000
Microsoft Office 2016<5215.1000
5215.1000
Microsoft Office 2019 for Mac<16.53.21091200
16.53.21091200
Microsoft 365 Apps for Enterprise<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Office 2019 for 64-bit editions<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in https://aka.ms/OfficeSecurityReleases
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 5381.1000Patch KB4484108
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 5215.1000Patch KB4484103
  4. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.53.21091200

Event History

Sep 14, 2021
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
Sep 15, 2021
CVE Published
via MITRE·11:24 AM
Data Sourced
via MITRE·11:24 AM
DescriptionSeverity
Data Sourced
via NVD·12:15 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2021-38650?

CVE-2021-38650 is classified as a medium-severity spoofing vulnerability in Microsoft Office.

2

How do I fix CVE-2021-38650?

To resolve CVE-2021-38650, users should apply the latest security updates provided by Microsoft for affected Office versions.

3

Which Microsoft products are affected by CVE-2021-38650?

CVE-2021-38650 impacts multiple versions of Microsoft Office including 2013, 2016, 2019, and Microsoft 365 Apps.

4

What type of attacks can exploit CVE-2021-38650?

CVE-2021-38650 can be exploited by attackers to spoof content within Microsoft Office applications, potentially misleading users.

5

Are there any workarounds for CVE-2021-38650?

While the best solution for CVE-2021-38650 is to apply updates, users may also consider restricting the use of potentially risky components in Office files.

Contact

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