CVE-2000-0487: Microsoft Windows 2000

Low severity, CVSS 3.6. EPSS: 2.5% chance of exploitation in the next 30 days.

The Protected Store in Windows 2000 does not properly select the strongest encryption when available, which causes it to use a default of 40-bit encryption instead of 56-bit DES encryption, aka the "Protected Store Key Length" vulnerability.

Affected products

• Microsoft Windows 2000: any version

Published 2000-06-01. Last modified 2026-06-16.