Privilege Escalation via Windows Installer
CVE-2023-21542 Published on January 10, 2023

Windows Installer Elevation of Privilege Vulnerability
Windows Installer Elevation of Privilege Vulnerability

Vendor Advisory NVD

Weakness Type

What is an insecure temporary file Vulnerability?

The software attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

CVE-2023-21542 has been classified to as an insecure temporary file vulnerability or weakness.

Products Associated with CVE-2023-21542

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Microsoft Windows Server 2008

Microsoft Windows 7

Microsoft Windows Server 2012

Microsoft Windows Server 2016

Microsoft Windows Rt 8 1

Microsoft Windows 8.1

Microsoft Windows Server 2019

Microsoft Windows Server 2022

Microsoft Windows 10

Affected Versions

Microsoft Windows 10 Version 1507:

Version 10.0.10240.0 and below 10.0.10240.19685 is affected.

Microsoft Windows 10 Version 1607:

Version 10.0.14393.0 and below 10.0.14393.5648 is affected.

Microsoft Windows Server 2016:

Version 10.0.14393.0 and below 10.0.14393.5648 is affected.

Microsoft Windows Server 2016 (Server Core installation):

Version 10.0.14393.0 and below 10.0.14393.5648 is affected.

Microsoft Windows 7:

Version 6.1.0 and below 6.1.7601.26321 is affected.

Microsoft Windows 7 Service Pack 1:

Version 6.1.0 and below 6.1.7601.26321 is affected.

Microsoft Windows 8.1:

Version 6.3.0 and below 6.3.9600.20778 is affected.

Microsoft Windows Server 2008 Service Pack 2:

Version 6.0.6003.0 and below 6.0.6003.21872 is affected.

Microsoft Windows Server 2008 Service Pack 2 (Server Core installation):

Version 6.0.6003.0 and below 6.0.6003.21872 is affected.

Microsoft Windows Server 2008 Service Pack 2:

Version 6.0.6003.0 and below 6.0.6003.21872 is affected.

Microsoft Windows Server 2008 R2 Service Pack 1:

Version 6.1.7601.0 and below 6.1.7601.26321 is affected.

Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation):

Version 6.1.7601.0 and below 6.1.7601.26321 is affected.

Microsoft Windows Server 2012:

Version 6.2.9200.0 and below 6.2.9200.24075 is affected.

Microsoft Windows Server 2012 (Server Core installation):

Version 6.2.9200.0 and below 6.2.9200.24075 is affected.

Microsoft Windows Server 2012 R2:

Version 6.3.9600.0 and below 6.3.9600.20778 is affected.

Microsoft Windows Server 2012 R2 (Server Core installation):

Version 6.3.9600.0 and below 6.3.9600.20778 is affected.

Exploit Probability

EPSS

0.95%

Percentile

76.20%