CVE-2021-20379: 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) 3.0.0.3 and 4.0.0.4 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 195711.

Affected products

• IBM Guardium Data Encryption: version 3.0.0.3 only; version 4.0.0.4 only

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