CVE-2025-53134CWE-200CWE-367

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

High · published August 12, 2025

CVSS v3.1
7.0
EPSS
0%
Percentile
23.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.0 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00318 · 23.5th percentile
Weaknesses
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor; CWE-367 · Time-of-check Time-of-use (TOCTOU) Race Condition
Published
2025-08-12T17:10Z
EPSS history
Timeline
  • 12 AUG 17:10Z
    Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
    cvelistv5