MICROSOFT-CVE-2025-62217

HIGH7.0

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Published Nov 11, 2025

Modified 7 months ago

Details

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

References

ADVISORY

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62217

CVSS Analysis

CVSS v2.0

7.0

Upstream

CVE-2025-62217

Ecosystems

Timeline

PublishedNov 11, 2025

ModifiedNov 11, 2025