CVE-2020-4642: IBM DB2

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow local attacker to cause a denial of service inside the "DB2 Management Service".

Affected products

• IBM DB2: version 9.7 only; version 10.1 only; version 10.5 only; version 11.1 only; version 11.5 only

Published 2020-12-23. Last modified 2026-06-17.