Kubernetes Secrets Store CSI Driver Vault Plugin prior to v0.0.6, Azure Plugin prior to v0.0.10, and GCP Plugin prior to v0.2.0 allow an attacker who can create specially-crafted SecretProviderClass objects to write to arbitrary file paths on the host filesystem, including /var/lib/kubelet/pods.
github.com/Azure/secrets-store-csi-driver-provider-azure/pull/298
github.com/GoogleCloudPlatform/secrets-store-csi-driver-provider-gcp/pull/74
github.com/hashicorp/secrets-store-csi-driver-provider-vault/pull/50
github.com/kubernetes-sigs/secrets-store-csi-driver/issues/384
groups.google.com/g/kubernetes-secrets-store-csi-driver/c/BI2qisiNXHY
nvd.nist.gov/vuln/detail/CVE-2020-8567