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[ CVE-2002-0367 · Published 25 Jun 2002 ]

Microsoft Windows Privilege Escalation Vulnerability

Exploited · CISA KEV CVSS 7.8 EPSS 5%Fix available

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-03-03

[ Description ]Official description

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.

CISA: 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.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 24 Mar 2022): Apply updates per vendor instructions.

[ References ]References