CVE-2001-0006

HighCVSS 7.1/10Last modified Jun 16, 2026

Description

The Winsock2ProtocolCatalogMutex mutex in Windows NT 4.0 has inappropriate Everyone/Full Control permissions, which allows local users to modify the permissions to "No Access" and disable Winsock network connectivity to cause a denial of service, aka the "Winsock Mutex" vulnerability.

Metrics

CVSS 3.1 7.1/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Weakness enumeration

CWE-732

Affected software

No affected versions have been published.

Timeline

Published
Feb 12, 2001
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2001-0006: High severity, CVSS 7.1 | Vulnix