CVE-2020-4160: IBM Qradar Network Security

Medium severity, CVSS 5.9. EPSS: 1.3% chance of exploitation in the next 30 days.

IBM QRadar Network Security 5.4.0 and 5.5.0 could allow a remote attacker to obtain sensitive information, caused by the failure to properly enable HTTP Strict Transport Security. An attacker could exploit this vulnerability to obtain sensitive information using man in the middle techniques. IBM X-Force ID: 174340.

Affected products

• IBM Qradar Network Security: from 5.4.0.0, before 5.4.0.14 (fixed in 5.4.0.14); from 5.5.0.0, before 5.5.0.9 (fixed in 5.5.0.9)

Published 2021-11-08. Last modified 2026-06-17.