Auth bypass in Red Hat Advanced Cluster Management For Kubernetes
CVE-2023-3027
The grc-policy-propagator allows security escalation within the cluster. The propagator allows policies which contain some dynamically obtained values (instead of the policy apply a static manifest on a managed cluster) of taking advantage of cluster scoped access in a created policy. This feature does not restrict properly to lookup content from the namespace where the policy was created.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (9.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 9.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Red Hat Advanced Cluster Management For Kubernetes — versions 2.5, 2.6, 2.7
- Rhacm — versions 2.5, 2.6, 2.7
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-3027?
- CVE-2023-3027 is a high-severity vulnerability in Red Hat Advanced Cluster Management For Kubernetes, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2023-06-05.
- How severe is CVE-2023-3027?
- High severity. CVSS v3 base score is 7.8 out of 10.