CVE-2021-4178

Related Vulnerabilities: 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.

Description

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.

Statement

Red Hat CodeReady Studio 12 is not affected by this flaw because it does not ship a vulnerable version of kubernetes-client; the version that it ships does not use SnakeYAML.

Red Hat CodeReady Studio 12 is not affected by this flaw because it does not ship a vulnerable version of kubernetes-client; the version that it ships does not use SnakeYAML.

Additional Information

  • Bugzilla 2034388: CVE-2021-4178 kubernetes-client: Insecure deserialization in unmarshalYaml method
  • CWE-502: Deserialization of Untrusted Data
  • FAQ: Frequently asked questions about CVE-2021-4178