CVE-2025-21418

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability...

Microsoft Patch Tuesday, February 2025 Edition

Microsoft today issued security updates to fix at least 56 vulnerabilities in its Windows operating systems and supported software, including two zero-day flaws that are being actively exploited. All supported Windows operating systems will receive an update this month for a buffer overflow...

CVE-2025-21418 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

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CVE-2025-21418 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

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CVE-2025-21418

CVE-2025-21418 is a heap-based buffer overflow in the Windows Ancillary Function Driver for WinSock that enables local privilege escalation to SYSTEM. Affected: Windows components exposed to local attack surface; exploitability is local with low attack complexity and no user interaction. Public r...

CVE-2025-21418

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability Recent assessments: Assessed Attacker Value: 0 Assessed Attacker Value: 0Assessed Attacker Value: 0...