What is CVE-2021-4200?

CVE-2021-4200 is a medium-severity vulnerability in SUSE Rancher, classified under Improper Privilege Management. CVSS score: 5.4/10. Published 2022-05-02.

How severe is CVE-2021-4200?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Privilege escalation in SUSE Rancher

CVE-2021-4200

A Improper Privilege Management vulnerability in SUSE Rancher allows write access to the Catalog for any user when restricted-admin role is enabled. This issue affects: SUSE Rancher Rancher versions prior to 2.5.13; Rancher versions prior to 2.6.4.

Vulnerability class: Privilege Escalation

Published 2022-05-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.006 (47.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.8% 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

SUSE Rancher — versions Rancher

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

bugzilla.suse.com/show_bug.cgi (Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2021-4200?: CVE-2021-4200 is a medium-severity vulnerability in SUSE Rancher, classified under Improper Privilege Management. CVSS score: 5.4/10. Published 2022-05-02.
How severe is CVE-2021-4200?: Medium severity. CVSS v3 base score is 5.4 out of 10.