CVE-2020-4161: IBM DB2

Medium severity, CVSS 6.5. EPSS: 1.4% chance of exploitation in the next 30 days.

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 could allow an authenticated attacker to cause a denial of service due to incorrect handling of certain commands. IBM X-Force ID: 174341.

Affected products

• IBM DB2: version 11.5 only

Published 2020-02-19. Last modified 2026-06-17.