Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2025-21418

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Exploit prediction scoring system (EPSS) score
EPSS Score 0.074
EPSS Ranking 91.3%
CVSS Severity
CVSS v3 Score 7.8
Proposed Action
Microsoft Windows Ancillary Function Driver for WinSock contains a heap-based buffer overflow vulnerability that allows for privilege escalation, enabling a local attacker to gain SYSTEM privileges.
Ransomware Campaign
Unknown
Products affected by CVE-2025-21418


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