CVE-2025-32709 - Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability
Project:Microsoft
Product:Windows
Date Added:2025-05-13Due Date:2025-06-03
Vulnerability Name
Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability
Description
Microsoft Windows Ancillary Function Driver for WinSock contains a use-after-free vulnerability that allows an authorized attacker to escalate privileges to administrator.
Known To Be Used in Ransomware Campaigns?
Unknown
Action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Additional Notes
https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-32709
https://nvd.nist.gov/vuln/detail/CVE-2025-32709
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