What is CVE-2020-4621?

CVE-2020-4621 is a high-severity vulnerability in IBM Data Risk Manager, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2020-09-22.

How severe is CVE-2020-4621?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in IBM Data Risk Manager

CVE-2020-4621

IBM Data Risk Manager (iDNA) 2.0.6 could allow an authenticated user to escalate their privileges to administrator due to insufficient authorization checks. IBM X-Force ID: 184981.

Vulnerability class: Broken Access Control

Published 2020-09-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (71.0th percentile), scored 2026-10-19.

Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 71.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

IBM Data Risk Manager — versions 2.0.6
IBM Data Risk Manager

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

www.ibm.com/support/pages/node/6335281 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/184981 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2020-4621?: CVE-2020-4621 is a high-severity vulnerability in IBM Data Risk Manager, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2020-09-22.
How severe is CVE-2020-4621?: High severity. CVSS v3 base score is 8.8 out of 10.