May 2023: Win32k Elevation of Privilege Vulnerability
CVE-2023-29336 Published on May 9, 2023

Win32k Elevation of Privilege Vulnerability
Win32k Elevation of Privilege Vulnerability

Vendor Advisory NVD

Known Exploited Vulnerability

This Microsoft Win32K Privilege Escalation Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Microsoft Win32k contains an unspecified vulnerability that allows for privilege escalation up to SYSTEM privileges.

The following remediation steps are recommended / required by May 30, 2023: Apply updates per vendor instructions.

Weakness Type

What is a Dangling pointer Vulnerability?

Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

CVE-2023-29336 has been classified to as a Dangling pointer vulnerability or weakness.

Products Associated with CVE-2023-29336

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Microsoft Windows Server 2012

Microsoft Windows Server 2016

Microsoft Windows Server 2008

Microsoft Windows 10

Microsoft Windows 10 1507

Microsoft Windows Server 2008 Sp2

Microsoft Windows Server 2008 R2

Microsoft Windows Server 2012 R2

Affected Versions

Microsoft Windows 10 Version 1507:

Version 10.0.10240.0 and below 10.0.10240.19926 is affected.

Microsoft Windows 10 Version 1607:

Version 10.0.14393.0 and below 10.0.14393.5921 is affected.

Microsoft Windows Server 2016:

Version 10.0.14393.0 and below 10.0.14393.5921 is affected.

Microsoft Windows Server 2016 (Server Core installation):

Version 10.0.14393.0 and below 10.0.14393.5921 is affected.

Microsoft Windows Server 2008 Service Pack 2:

Version 6.0.6003.0 and below 6.0.6003.22070 is affected.

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

Version 6.0.6003.0 and below 6.0.6003.22070 is affected.

Microsoft Windows Server 2008 Service Pack 2:

Version 6.0.6003.0 and below 6.0.6003.22070 is affected.

Microsoft Windows Server 2008 R2 Service Pack 1:

Version 6.1.7601.0 and below 6.1.7601.26519 is affected.

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

Version 6.1.7601.0 and below 6.1.7601.26519 is affected.

Microsoft Windows Server 2012:

Version 6.2.9200.0 and below 6.2.9200.24266 is affected.

Microsoft Windows Server 2012 (Server Core installation):

Version 6.2.9200.0 and below 6.2.9200.24266 is affected.

Microsoft Windows Server 2012 R2:

Version 6.3.9600.0 and below 6.3.9600.20969 is affected.

Microsoft Windows Server 2012 R2 (Server Core installation):

Version 6.3.9600.0 and below 6.3.9600.20969 is affected.

Exploit Probability

EPSS

79.46%

Percentile

99.06%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.