CVE-2000-0420: Microsoft Windows 2000

High severity, CVSS 7.2. EPSS: 1.5% chance of exploitation in the next 30 days.

The default configuration of SYSKEY in Windows 2000 stores the startup key in the registry, which could allow an attacker tor ecover it and use it to decrypt Encrypted File System (EFS) data.

Affected products

• Microsoft Windows 2000: any version

Published 2000-05-11. Last modified 2026-06-16.