Windows 10 1507
CVE-2025-32709
HIGH
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
3DescriptionCVE.org
Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
AnalysisAI
Windows Ancillary Function Driver for WinSock contains a use-after-free enabling local privilege escalation through a null pointer dereference, exploited in May 2025.
Technical ContextAI
The CWE-416 vulnerability in afd.sys causes a null pointer dereference condition that can be exploited for privilege escalation through controlled kernel memory access patterns.
RemediationAI
Apply May 2025 security updates.
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Same weakness CWE-416 – Use After Free
View allSame technique Use After Free
View allShare
External POC / Exploit Code
Leaving vuln.today