CVE-2025-32709
KEVMicrosoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability
View CVE record →- Vendor / Project
- Microsoft
- Product
- Windows
- Date added
- May 13, 2025
- Due date
- Jun 3, 2025
- Known ransomware use
- Unknown
- CWEs
- CWE-416
Description
Microsoft Windows Ancillary Function Driver for WinSock contains a use-after-free vulnerability that allows an authorized attacker to escalate privileges to administrator.
Required 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.