What is CVE-2021-20578?

CVE-2021-20578 is a critical-severity vulnerability in Ibm Cloud Pak For Security, classified under Improper Authentication. CVSS score: 9.8/10. Published 2021-09-30.

How severe is CVE-2021-20578?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Ibm Cloud Pak For Security

CVE-2021-20578

IBM Cloud Pak for Security (CP4S) 1.7.0.0, 1.7.1.0, 1.7.2.0, and 1.8.0.0 could allow an attacker to perform unauthorized actions due to improper or missing authentication controls. IBM X-Force ID: 199282.

Vulnerability class: Broken Authentication

EPSS: 0.010 (57.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Ibm Cloud Pak For Security — versions 1.7.0.0, 1.7.1.0, 1.7.2.0
Ibm Cloud_pak_for_security — versions 1.7.0.0, 1.7.1.0, 1.7.2.0
Redhat Openshift

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

psirt@us.ibm.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
psirt@us.ibm.com (VDB Entry, vdb-entry, Vendor Advisory, x_refsource_XF)

Frequently asked questions

What is CVE-2021-20578?: CVE-2021-20578 is a critical-severity vulnerability in Ibm Cloud Pak For Security, classified under Improper Authentication. CVSS score: 9.8/10. Published 2021-09-30.
How severe is CVE-2021-20578?: Critical severity. CVSS v3 base score is 9.8 out of 10.