CVE-2002-0367Microsoft Windows Privilege Escalation Vulnerability

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.

7.8 HIGHEPSS 4.91%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-06-16 21:57 UTC

OverviewCVSS details

7.8HIGHCVSS 3.1

Score source: NVD
NVD status: Analyzed
Published: Jun 25, 2002
Assigner: mitre

Affected

windows 2000 (microsoft)

+1 more product →

Exploitation

Public exploit: Yes · 1 reference
CISA KEV: Listed · Mar 3, 2022
KEV due date: Mar 24, 2022
Ransomware use: Unknown
SSVC: Exploitation active · Automatable no · Impact total

EPSS · FIRST, scored Nov 6

4.91%chance of exploitation in 30 days

Higher than 92.15% of CVEs

CVSS 3.1 · NVD

7.8High

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

Attack vector: Local
Attack complexity: Low
Privileges required: Low
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 2.0 · NVD

7.2High

AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack vector: Local
Attack complexity: Low
Authentication: None
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
7.8	HIGH	3.1NVD	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.2	HIGH	2.0NVD	AV:L/AC:L/Au:N/C:C/I:C/A:C

CISA required action

⚡ Known exploited · remediation due Mar 24, 2022

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Details

CVE ID: CVE-2002-0367
Status: Analyzed
Assigner (CNA): mitre
Published: Jun 25, 2002
Last modified: 2026-06-16 21:57 UTC
Weaknesses: CWE-269

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-07 13:37 UTC.