CVE-2021-20474: IBM Guardium Data Encryption

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Affected products

• IBM Guardium Data Encryption: version 3.0.0.2 only; version 4.0.0.4 only

Published 2021-07-07. Last modified 2026-06-17.