CVE-2023-21542

Windows Installer Elevation of Privilege Vulnerability

Description

Windows Installer Elevation of Privilege Vulnerability

Categories

7.0
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.33%
Vendor Advisory microsoft.com
Affected: Microsoft Windows 10 Version 1507
Affected: Microsoft Windows 10 Version 1607
Affected: Microsoft Windows Server 2016
Affected: Microsoft Windows Server 2016 (Server Core installation)
Affected: Microsoft Windows 7
Affected: Microsoft Windows 7 Service Pack 1
Affected: Microsoft Windows 8.1
Affected: Microsoft Windows Server 2008 Service Pack 2
Affected: Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)
Affected: Microsoft Windows Server 2008 Service Pack 2
Affected: Microsoft Windows Server 2008 R2 Service Pack 1
Affected: Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
Affected: Microsoft Windows Server 2012
Affected: Microsoft Windows Server 2012 (Server Core installation)
Affected: Microsoft Windows Server 2012 R2
Affected: Microsoft Windows Server 2012 R2 (Server Core installation)
Published at:
Updated at:

References

Link Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21542 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-21542?
CVE-2023-21542 has been scored as a high severity vulnerability.
How to fix CVE-2023-21542?
To fix CVE-2023-21542, 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-2023-21542 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-21542 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-21542?
CVE-2023-21542 affects Microsoft Windows 10 Version 1507, Microsoft Windows 10 Version 1607, Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows 7, Microsoft Windows 7 Service Pack 1, Microsoft Windows 8.1, Microsoft Windows Server 2008 Service Pack 2, Microsoft Windows Server 2008 Service Pack 2 (Server Core installation), Microsoft Windows Server 2008 Service Pack 2, Microsoft Windows Server 2008 R2 Service Pack 1, Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation), Microsoft Windows Server 2012, Microsoft Windows Server 2012 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation).
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