CVE-2002-0367smss.exe debugging subsystem in Windows NT and Windows 2000 does not properly authenticate programs that connect to other programs, which allows local users to gain administrator or SYSTEM privileges…
Updated under an hour ago ()
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It affects microsoft windows_2000 and 1 other product. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Mar 3, 2022; federal agencies had to remediate by Mar 24, 2022. Treat that date as your deadline.
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Free account, 1 product
smss.exe debugging subsystem in Windows NT and Windows 2000 does not properly authenticate programs that connect to other programs, which allows local users to gain administrator or SYSTEM privileges by duplicating a handle to a privileged process, as demonstrated by DebPloit.
- CVSS
- 7.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-269
- Known exploited
- Added to CISA KEV Mar 3, 2022; federal remediation due Mar 24, 2022Apply updates per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 4.92% (percentile 92)
- Assigned by
- mitre
- NVD analysis
- Analyzed
- Record last updated
- Oct 22, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
microsoft windows_2000 microsoft:windows_2000 | all versions | NVD |
microsoft windows_nt microsoft:windows_nt | 4.0; 4.0 | NVD |
References
- http://www.securityfocus.com/archive/1/264441mailing-list, x-refsource-bugtraq, broken-link, third-party-advisory, vdb-entry
- http://marc.info/?l=ntbugtraq&m=101614320402695&w=2mailing-list, x-refsource-ntbugtraq
- http://www.securityfocus.com/bid/4287vdb-entry, x-refsource-bid, broken-link, third-party-advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-024vendor-advisory, x-refsource-ms, patch
- http://www.securityfocus.com/archive/1/264927mailing-list, x-refsource-bugtraq, broken-link, third-party-advisory, vdb-entry
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A76vdb-entry, signature, x-refsource-oval, broken-link
- http://www.securityfocus.com/archive/1/262074mailing-list, x-refsource-bugtraq, broken-link, exploit, patch, third-party-advisory, vdb-entry, vendor-advisory
- http://www.iss.net/security_center/static/8462.phpvdb-entry, x-refsource-xf, broken-link, patch, vendor-advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A158vdb-entry, signature, x-refsource-oval, broken-link
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2002-0367us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.