How severe is CVE-2021-4200?

CVE-2021-4200 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.

Is CVE-2021-4200 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-4200?

CVE-2021-4200 affects Suse Rancher. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-4200?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-4200 published?

CVE-2021-4200 was published on 2022-05-02 and last updated on 2026-06-17.

CVE-2021-4200

CVE-2021-4200 is a medium-severity vulnerability in Suse Rancher with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 5.5
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Suse Rancher
Published: 2022-05-02
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2021-4200?: CVE-2021-4200 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2021-4200 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-4200?: CVE-2021-4200 affects Suse Rancher. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-4200?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-4200 published?: CVE-2021-4200 was published on 2022-05-02 and last updated on 2026-06-17.

References

https://bugzilla.suse.com/show_bug.cgi?id=1193992

Affected products (1)

cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*

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