CVE-2001-0006 json
The Winsock2ProtocolCatalogMutex mutex in Windows NT 4.0 has inappropriate Everyone/Full Control permissions, which allows local users to m…
published 2001-02-12 25 y ago modified 2026-06-16 4 mo ago also EUVD-2001-0006
- cvss
- 7.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.0%
- EPSS 3.0% chance of exploitation in 30 days, percentile 87%
- public exploits
- 1
- Exploit-DB
Summary
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.
Patch / fix
Timeline
- First public exploit (EDB-20596)
- Published
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
3.00% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-20596 Microsoft Windows NT 4.0 - Networking Mutex Denial of Service dos, 2001-01-24
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-732 Incorrect Permission Assignment for Critical Resource
References
-
docs.microsoft.com
/en-us/security-updates/securitybulletins/2001/ms01-003
vendor-advisory, patch, release-notes
-
marc.info
/?l=bugtraq&m=98075221915234&w=2
mailing-list
-
exchange.xforce.ibmcloud.com
/vulnerabilities/6006
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2001-0006
- NVD CVE-2001-0006
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