MSRC-CVE-2022-34705 — Windows Defender Credential Guard 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
10.0.17763.3287 — https://support.microsoft.com/help/5016623
10.0.19043.1889 — https://support.microsoft.com/help/5016616
10.0.20348.887 — https://support.microsoft.com/help/5016627
10.0.22000.856 — https://support.microsoft.com/help/5016629

Vulnerabilities 1

High 7.8

CVE-2022-34705

Windows Defender Credential Guard Elevation of Privilege Vulnerability

Windows Defender Credential Guard Elevation of Privilege Vulnerability

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

Aug 9, 2022

Revision history

2022-08-09 #1
Information published.

References

CVE-2022-34705 Windows Defender Credential Guard Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-34705
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