MSRC-CVE-2023-35317 — Windows Server Update Service (WSUS) 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 the vulnerability?
An attacker who successfully exploited this vulnerability could gain administrator privileges.

Security updates
10.0.17763.4645 — https://support.microsoft.com/help/5028168
10.0.20348.1850 — https://support.microsoft.com/help/5028171
10.0.14393.6085 — https://support.microsoft.com/help/5028169
6.2.9200.24374 — https://support.microsoft.com/help/5028232
6.2.9200.24374 — https://support.microsoft.com/help/5028233
6.3.9600.21063 — https://support.microsoft.com/help/5028228
6.3.9600.21075 — https://support.microsoft.com/help/5028223

Vulnerabilities 1

High 7.8

CVE-2023-35317 Public exploit

Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability

Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability

Microsoft Windows Server 2019 Windows Server 2019 (Server Core installation) Windows Server 2022 Windows

Jul 11, 2023

Revision history

2023-07-11 #1
Information published.

References

CVE-2023-35317 Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35317
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