CVE-2023-38146 Windows Themes Remote Code Execution Vulnerability

High 8.8 Published Updated

An attacker can exploit a race condition in Windows Themes to execute arbitrary code on affected Windows 11 systems.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-38146?

CVE-2023-38146 is a high-severity vulnerability in Microsoft Windows 11 21h2, published on 12 Sep 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Windows Themes Remote Code Execution Vulnerability

Weakness: CWE-367

Which versions are affected by CVE-2023-38146?

It affects 2 products.

Products include Microsoft Windows 11 21h2, Microsoft Windows 11 22h2.

How do I fix CVE-2023-38146?

No fix has been published for CVE-2023-38146 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-38146 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-38146 exists.

Public exploit code: 1 Metasploit module and 4 proofs of concept on GitHub.

All Microsoft Windows 11 21h2 vulnerabilities

Sources

Also known as GHSA-qmqc-m76c-pmrm.

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