MSRC-CVE-2022-44689 — Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability

Summary

Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

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

Security updates
10.0.17763.3770 — https://support.microsoft.com/help/5021237
10.0.19043.2364 — https://support.microsoft.com/help/5021233
10.0.20348.1366 — https://support.microsoft.com/help/5021249
10.0.22000.1335 — https://support.microsoft.com/help/5021234
10.0.22621.993 — https://support.microsoft.com/help/5021255
1.0.3 — https://github.com/microsoft/WSL/releases

Vulnerabilities 1

High 7.8

CVE-2022-44689

Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability

Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability

Microsoft Windows Server 2019 Windows Server 2019 (Server Core installation) Windows 10 Version 1809 Linux Windows

Dec 13, 2022

Revision history

2023-01-24 #2
Updated the build numbers. This is an informational update only.
2022-12-13 #1
Information published.

References

CVE-2022-44689 Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-44689
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss