CVE-2021-4178 – kubernetes-client: Insecure deserialization in unmarshalYaml method

https://notcve.org/view.php?id=CVE-2021-4178

A arbitrary code execution flaw was found in the Fabric 8 Kubernetes client affecting versions 5.0.0-beta-1 and above. Due to an improperly configured YAML parsing, this will allow a local and privileged attacker to supply malicious YAML. Se ha encontrado un fallo de ejecución de código arbitrario en el cliente de Kubernetes Fabric 8 afectando a versiones 5.0.0-beta-1 y superiores. Debido a una configuración incorrecta del análisis de YAML, esto permitirá a un atacante local y con privilegios suministrar YAML malicioso. • https://access.redhat.com/security/cve/CVE-2021-4178 https://bugzilla.redhat.com/show_bug.cgi?id=2034388 https://github.com/advisories/GHSA-98g7-rxmf-rrxm https://github.com/fabric8io/kubernetes-client/issues/3653 • CWE-502: Deserialization of Untrusted Data •