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CVE-2025-32709Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

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

7.8 HIGHEPSS 1.81%⚡ Known Exploited (CISA KEV)NVD: Analyzed

OverviewAffected ProductsReferences
NVD CVE.org

Overview

Severity

ScoreSeverityVersionVector String
7.8HIGH3.1microsoft (CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8HIGH3.1microsoft (CNA)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

CISA required action

⚡ Known exploited · remediation due Jun 3, 2025

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Details

CVE ID
CVE-2025-32709
Status
Analyzed
Assigner (CNA)
microsoft
Published
May 13, 2025
Last modified
2026-06-17 09:12 UTC
Weaknesses

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 11:47 UTC.