Vulnerability CVE-2024-43403


Published: 2024-08-20   Modified: 2024-08-21

Description:
Kanister is a data protection workflow management tool. The kanister has a deployment called default-kanister-operator, which is bound with a ClusterRole called edit via ClusterRoleBinding. The "edit" ClusterRole is one of Kubernetes default-created ClusterRole, and it has the create/patch/udpate verbs of daemonset resources, create verb of serviceaccount/token resources, and impersonate verb of serviceaccounts resources. A malicious user can leverage access the worker node which has this component to make a cluster-level privilege escalation.

 References:
https://github.com/kanisterio/kanister/security/advisories/GHSA-h27c-6xm3-mcqp
https://github.com/kanisterio/kanister/blob/master/helm/kanister-operator/templates/rbac.yaml#L49

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