CVE-2023-24902: Win32k Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 7.8)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Elevation of Privilege

Exploit Status

Not Exploited

Exploitation Likelihood

More Likely

Patch Tuesday

2023-May

Released

2023-05-09

Last Updated

2023-05-18

EPSS Score

2.39% (percentile: 85.0%)

FAQ

What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

Affected Products (4)

Windows

• Windows 11 version 21H2 for x64-based Systems
• Windows 11 version 21H2 for ARM64-based Systems
• Windows 11 Version 22H2 for ARM64-based Systems
• Windows 11 Version 22H2 for x64-based Systems

Security Updates (2)

• 5026368
• 5026372

Acknowledgments

<a href="https://twitter.com/bl1nnnk">Hou Xiantong(Bl1nnnk)</a> with <a href="https://src.bytedance.com/static/lab/index.html">Wuheng Lab of ByteDance</a>, <a href="https://twitter.com/arudd1ck">Andrew Ruddick</a> with Microsoft Security Response Center

Revision History

• 2023-05-09: Information published.
• 2023-05-18: Added acknowledgements. This is an informational change only.