CVE-2020-4160

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-11-08 · updated 2026-06-17

Description

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; from 5.5.0.0 before 5.5.0.9 — fixed in 5.4.0.14, 5.5.0.9

How to fix

Upgrade to a fixed version: IBM QRadar Network Security 5.4.0.14, 5.5.0.9. Check the vendor advisory for mitigations.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/174340
https://www.ibm.com/support/pages/node/6514403
https://exchange.xforce.ibmcloud.com/vulnerabilities/174340
https://www.ibm.com/support/pages/node/6514403

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