CVE-2023-33158: Microsoft Excel Remote Code Execution Vulnerability

Published Jul 11, 2023
·
Updated

Microsoft Excel Remote Code Execution Vulnerability

Affected Software

17 affected componentsFixes available
Microsoft Office Macos=2019
Microsoft 365 Apps
Microsoft 365 Apps
Microsoft Office=2021
Microsoft Office=2021
Microsoft Office Macos=2021
Microsoft Office Universal
Microsoft Office Long Term Servicing Channel=2021
Microsoft Office Long Term Servicing Channel=2021
Microsoft Office Long Term Servicing Channel Macos=2021
Microsoft 365 Apps for Enterprise<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Office LTSC 2021 for 32-bit editions<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft 365 Apps for Enterprise<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Office LTSC 2021 for 64-bit editions<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Office for Universal<16.0.14326.21502
16.0.14326.21502
Microsoft Office 2019 for Mac<16.75.23070901
16.75.23070901
Microsoft Office LTSC for Mac 2021<16.75.23070901
16.75.23070901

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 16.0.14326.21502
  3. Upgrade

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

    Fixed in 16.75.23070901

Event History

Jul 11, 2023
CVE Published
07:00 AM
Data Sourced
07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
Description
CVE Published
via MITRE·05:03 PM
Data Sourced
via MITRE·05:03 PM
DescriptionSeverity
Data Sourced
via NVD·06:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is CVE-2023-33158?

CVE-2023-33158 is a Microsoft Excel Remote Code Execution Vulnerability.

2

What is the severity of CVE-2023-33158?

CVE-2023-33158 has a severity level of high (7).

3

Which software is affected by CVE-2023-33158?

Office for Universal, 365 Apps for Enterprise, Office LTSC 2021, Office LTSC for Mac 2021, and Office 2019 for Mac are affected by CVE-2023-33158.

4

How do I fix CVE-2023-33158?

Apply the patch or update provided by Microsoft for the affected software.

5

Where can I find more information about CVE-2023-33158?

You can find more information about CVE-2023-33158 on the Microsoft Security Response Center website.

Contact

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