CISA-confirmed known exploited vulnerability

CVE-2002-0367

Microsoft Windows Privilege Escalation Vulnerability

Microsoft · Windows

Vulnerability details

smss.exe debugging subsystem in Microsoft Windows does not properly authenticate programs that connect to other programs, which allows local users to gain administrator or SYSTEM privileges.

Added to CISA KEV: 2022-03-03

Ransomware campaign use: Unknown

CISA due date: 2022-03-24

Defensive guidance from CISA

Apply updates per vendor instructions.

This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.

Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC

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