CVE-2023-23397

Known Exploited
Microsoft Outlook Elevation of Privilege Vulnerability

Description

Microsoft Outlook Elevation of Privilege Vulnerability

Categories

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 93.77% Top 5%
KEV Since 
Vendor Advisory microsoft.com
Affected: Microsoft Microsoft Office LTSC 2021
Affected: Microsoft Microsoft Outlook 2016
Affected: Microsoft Microsoft 365 Apps for Enterprise
Affected: Microsoft Microsoft Office 2019
Affected: Microsoft Microsoft Outlook 2013 Service Pack 1
Published at:
Updated at:

References

Link Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23397 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-23397?
CVE-2023-23397 has been scored as a critical severity vulnerability.
How to fix CVE-2023-23397?
To fix CVE-2023-23397, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-23397 being actively exploited in the wild?
It is confirmed that CVE-2023-23397 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~94% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-23397?
CVE-2023-23397 affects Microsoft Microsoft Office LTSC 2021, Microsoft Microsoft Outlook 2016, Microsoft Microsoft 365 Apps for Enterprise, Microsoft Microsoft Office 2019, Microsoft Microsoft Outlook 2013 Service Pack 1.
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