Kubernetes kube-controller-manager vulnerability discovered
CVE-2024-0793

7.7HIGH

Key Information:

Vendor

kubernetes
Vendor
CVE Published:
17 November 2024

What is CVE-2024-0793?

A vulnerability exists in the Kubernetes Controller Manager resulting from the initial application of a Horizontal Pod Autoscaler (HPA) configuration YAML that omits the .spec.behavior.scaleUp block. This flaw triggers a continuous restart cycle of KCM pods, leading to service disruption. When this configuration is applied, it causes the kube-controller-manager to enter a restart loop, which affects the overall stability of the Kubernetes environment. The implications of this issue highlight the importance of adhering to proper configuration practices to mitigate potential disruptions.

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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

CVSS V3.1

Score:
7.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

JSON
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