Auth bypass in Fit2cloud Kubeoperator
CVE-2023-22480
KubeOperator is an open source Kubernetes distribution focused on helping enterprises plan, deploy and operate production-level K8s clusters. In KubeOperator versions 3.16.3 and below, API interfaces with unauthorized entities and can leak sensitive information. This vulnerability could be used to take over the cluster under certain conditions. This issue has been patched in version 3.16.4.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.668 (99.3th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.668 · newest: 0.668 · change: 0.000
Affected products
- Fit2cloud Kubeoperator
- Kubeoperator — versions <= 3.16.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/KubeOperator/KubeOperator/security/advisories/GHSA-jxgp-jgh3-8jc8 (Patch, Third Party Advisory)
- github.com/KubeOperator/KubeOperator/commit/7ef42bf1c16900d13e6376f8be5ecdbfdfb… (Patch, Third Party Advisory)
- github.com/KubeOperator/KubeOperator/releases/tag/v3.16.4 (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2023-22480?
- CVE-2023-22480 is a high-severity vulnerability in Fit2cloud Kubeoperator, classified under Improper Authorization. CVSS score: 7.3/10. Published 2023-01-14.
- How severe is CVE-2023-22480?
- High severity. CVSS v3 base score is 7.3 out of 10.
- Is CVE-2023-22480 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.