What is CVE-2020-4919?

CVE-2020-4919 is a low-severity vulnerability in IBM Cloud Pak System. CVSS score: 3.8/10. Published 2021-01-04.

How severe is CVE-2020-4919?

Low severity. CVSS v3 base score is 3.8 out of 10.

Vulnerability in IBM Cloud Pak System

CVE-2020-4919

IBM Cloud Pak System 2.3 has insufficient logout controls which could allow an authenticated privileged user to impersonate another user on the system. IBM X-Force ID: 191395.

Published 2021-01-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (48.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000

Affected products

IBM Cloud Pak System — versions 2.3
IBM Cloud Pak System

References

www.ibm.com/support/pages/node/6393554 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/191395 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2020-4919?: CVE-2020-4919 is a low-severity vulnerability in IBM Cloud Pak System. CVSS score: 3.8/10. Published 2021-01-04.
How severe is CVE-2020-4919?: Low severity. CVSS v3 base score is 3.8 out of 10.