CVE-2024-0793

Kube-controller-manager: malformed hpa v1 manifest causes crash

CVSS 7.7 HIGHEPSS 0.6%CWE-20

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.7EPSS 0.6%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

17 Nov 2024Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A flaw was found in kube-controller-manager. This issue occurs when the initial application of a HPA config YAML lacking a .spec.behavior.scaleUp block causes a denial of service due to KCM pods going into restart churn.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Affected products

kube-controller-managerRed Hat · Red Hat OpenShift Container Platform 4 Red Hat · Red Hat OpenShift Container Platform 4.12

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References

https://access.redhat.com/errata/RHSA-2024:0741 https://access.redhat.com/errata/RHSA-2024:1267 https://access.redhat.com/security/cve/CVE-2024-0793 https://bugzilla.redhat.com/show_bug.cgi?id=2214402 https://github.com/openshift/kubernetes/pull/1876