CVE-2019-11253: falha de alta gravidade em Kubernetes
Kubernetes API Server JSON/YAML parsing vulnerable to resource exhaustion attack
Publicada em · Atualizada em
Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.
41Vexday Risk Score
Corrija em breve. Ela tem exploit funcional público.
ssvc Attendcvss 7.5epss 26%
Improper input validation in the Kubernetes API server in versions v1.0-1.12 and versions prior to v1.13.12, v1.14.8, v1.15.5, and v1.16.2 allows authorized users to send malicious YAML or JSON payloads, causing the API server to consume excessive CPU or memory, potentially crashing and becoming unavailable. Prior to v1.14.0, default RBAC policy authorized anonymous users to submit requests that could trigger this vulnerability. Clusters upgraded from a version prior to v1.14.0 keep the more permissive policy by default for backwards compatibility.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Produtos afetados
Kubernetes · KubernetesCVEs relacionadas — Kubernetes
No mesmo produto, das mais perigosas para as menos.
CVE-2018-1002105CRITICALCVE-2018-1002105EPSS 87.0%CVE-2019-11248MEDIUMKubernetes kubelet exposes /debug/pprof info on healthz portEPSS 75.1%CVE-2019-1002100MEDIUMCVE-2019-1002100EPSS 16.9%CVE-2017-1002101HIGHCVE-2017-1002101EPSS 13.3%CVE-2019-1002101MEDIUMkubectl cp path traversalEPSS 12.8%CVE-2020-8554MEDIUMKubernetes man in the middle using LoadBalancer or ExternalIPsEPSS 8.7%
Referências
https://access.redhat.com/errata/RHSA-2019:3239https://access.redhat.com/errata/RHSA-2019:3811https://access.redhat.com/errata/RHSA-2019:3905https://github.com/kubernetes/kubernetes/issues/83253https://groups.google.com/forum/#%21topic/kubernetes-security-announce/jk8polzSUxshttps://security.netapp.com/advisory/ntap-20191031-0006/