CVE-2023-33151: Microsoft Outlook Spoofing Vulnerability

Published Jul 11, 2023
·
Updated

Microsoft Outlook Spoofing Vulnerability

Affected Software

24 affected componentsFixes available
Microsoft Office=2013-sp1
Microsoft Office=2013-sp1
Microsoft Office=2016
Microsoft 365 Apps
Microsoft 365 Apps
Microsoft Office=2013-sp1
Microsoft Office=2019
Microsoft Office=2019
Microsoft Office=2016
Microsoft Office=2021
Microsoft Office=2021
Microsoft Office Long Term Servicing Channel=2021
Microsoft Office Long Term Servicing Channel=2021
Microsoft Outlook 2016<16.0.5404.1000
16.0.5404.1000
Microsoft Outlook 2013 RT<15.0.5571.1000
15.0.5571.1000
Microsoft Outlook 2013<15.0.5571.1000
15.0.5571.1000
Microsoft Outlook 2016<16.0.5404.1000
16.0.5404.1000
Microsoft 365 Apps for Enterprise<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Outlook 2013<15.0.5571.1000
15.0.5571.1000
Microsoft Office LTSC 2021 for 64-bit editions<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 Office 2019 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 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 16.0.5404.1000Patch KB5002427
  2. Upgrade

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

    Fixed in 15.0.5571.1000Patch KB5002432
  3. Upgrade

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

    Fixed in https://aka.ms/OfficeSecurityReleases

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·05:02 PM
Data Sourced
via MITRE·05:02 PM
DescriptionSeverity
Data Sourced
via NVD·06:15 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is CVE-2023-33151?

CVE-2023-33151 is a Microsoft Outlook Spoofing Vulnerability.

2

How severe is CVE-2023-33151?

CVE-2023-33151 has a severity of 6.5, which is classified as high.

3

Which software versions are affected by CVE-2023-33151?

CVE-2023-33151 affects Microsoft Outlook 2013 RT (SP1), Office 2019, 365 Apps for Enterprise, Office LTSC 2021, and Outlook 2016.

4

How can I fix CVE-2023-33151?

To fix CVE-2023-33151, you should apply the patches provided by Microsoft for the affected software versions.

5

Where can I find more information about CVE-2023-33151?

You can find more information about CVE-2023-33151 on the Microsoft Security Response Center website.

Company

Resources

Contact

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