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Vulnerability of Kubernetes: privilege escalation via kube-apiserver

Synthesis of the vulnerability 

An attacker can bypass restrictions via kube-apiserver of Kubernetes, in order to escalate his privileges.
Impacted products: Kubernetes.
Severity of this bulletin: 2/4.
Creation date: 16/07/2020.
Références of this threat: CVE-2020-8559, VIGILANCE-VUL-32841.

Description of the vulnerability 

An attacker can bypass restrictions via kube-apiserver of Kubernetes, in order to escalate his privileges.
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This vulnerability note impacts software or systems such as Kubernetes.

Our Vigil@nce team determined that the severity of this cybersecurity vulnerability is medium.

The trust level is of type confirmed by the editor, with an origin of user shell.

An attacker with a expert ability can exploit this computer threat note.

Solutions for this threat 

Kubernetes: fixed versions for kube-apiserver.
Fixed versions are indicated in information sources.

Wind River Linux: version 10.19.45.11.
The version 10.19.45.11 is fixed:
  https://support2.windriver.com/index.php?page=cve&on=list&show=50&product_id=1&product_version%5B0%5D=24&id_status%5B0%5D=4&cve_id_filter=&s=&submit=&order_by=cve_modified_date&order_way=desc#list
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