Microsoft Windows Ancillary Function Driver for WinSock Privilege Escalation Vulnerability (CVE-2024-38193)
Severity: high · Patch status: patched · Since 2024-08-13 · CVE-2024-38193
Microsoft Windows Ancillary Function Driver for WinSock contains an unspecified vulnerability that allows for privilege escalation, enabling a local attacker to gain SYSTEM privileges. CISA added CVE-2024-38193 to its Known Exploited Vulnerabilities catalog on Aug 13, 2024, which means attackers are exploiting it in the wild.
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Sep 3, 2024 (BOD 22-01); treat that as the outer limit.
Sources
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