CVE-2020-4511: IBM Qradar Security Information And Event Manager

Medium severity, CVSS 6.5. EPSS: 1.1% chance of exploitation in the next 30 days.

IBM QRadar SIEM 7.3 and 7.4 could allow an authenticated user to cause a denial of service of the qflow process by sending a malformed sflow command. IBM X-Force ID: 182366.

Affected products

• IBM Qradar Security Information And Event Manager: from 7.3.0, up to and including 7.3.2; version 7.3.3 only; version 7.4.0 only

Published 2020-07-14. Last modified 2026-06-17.