What’s Vulnerable › Vulnerabilities

CVE-2024-41820: Cluster-level privilege escalation in kubean

• Severity: medium (CVSS 6.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-08-05 · updated 2026-06-17
• Weakness: CWE-732

Description

Kubean is a cluster lifecycle management toolchain based on kubespray and other cluster LCM engine. The ClusterRole has `*` verbs of `*` resources. If a malicious user can access the worker node which has kubean's deployment, he/she can abuse these excessive permissions to do whatever he/she likes to the whole cluster, resulting in a cluster-level privilege escalation. This issue has been addressed in release version 0.18.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected products

• kubean-io kubean: before 0.18.0

References

• https://github.com/kubean-io/kubean/commit/167e97329e4a27ba2f456d2846d39af20e1af7ef
• https://github.com/kubean-io/kubean/issues/1326
• https://github.com/kubean-io/kubean/security/advisories/GHSA-3wfj-3x8q-hrpg

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