CVE-2021-39090: IBM Cloud Pak for Security information disclosure

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-02-29 · updated 2026-06-17
Weakness: CWE-311

Description

IBM Cloud Pak for Security (CP4S) 1.10.0.0 through 1.10.6.0 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: 216388.

Affected products

IBM Cloud Pak for Security: from 1.10.0.0 before 1.10.7.0 — fixed in 1.10.7.0

How to fix

Upgrade to a fixed version: IBM Cloud Pak for Security 1.10.7.0. Check the vendor advisory for mitigations.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/216388
https://www.ibm.com/support/pages/node/6856407
https://exchange.xforce.ibmcloud.com/vulnerabilities/216388
https://www.ibm.com/support/pages/node/6856407

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