CVE-2025-53141CWE-476

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

High · published August 12, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
37.0
In the wild
Unconfirmed
What it is

Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00437 · 37.0th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2025-08-12T17:10Z
EPSS history
Timeline
  • 12 AUG 17:10Z
    Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
    cvelistv5