CVE-2020-4789: IBM Qradar Security Information And Event Manager

Medium severity, CVSS 6.5. EPSS: 2.6% chance of exploitation in the next 30 days.

IBM QRadar SIEM 7.4.2 GA to 7.4.2 Patch 1, 7.4.0 to 7.4.1 Patch 1, and 7.3.0 to 7.3.3 Patch 5 could allow a remote attacker to traverse directories on the system. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system. IBM X-Force ID: 189302.

Affected products

• IBM Qradar Security Information And Event Manager: version 7.3.0 only; version 7.3.1 only; version 7.3.2 only; version 7.3.3 only; version 7.4.0 only; version 7.4.1 only; …

Published 2021-01-27. Last modified 2026-06-17.