Container is running with shared mount propagation Affecting Deployment service in Kubernetes
Severity Framework
CCSS (Common Configuration Scoring System) is a set of measures used to determine the severity of the rule.
Snyk CCSS
Rule category
Each rule is associated with a high-level category. For example IAM, Container, Monitoring, Logging, Network, etc.
Containers/ Configuration
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CIS-Controls
- Snyk IDSNYK-CC-00624
- creditSnyk Research Team
Description
Shared volumes can overwrite data on the host, and are considered dangerous.
How to fix?
Remove mountPropagation attribute, or set value to None.
Remove mount_propagation attribute from container.volume_mount, or set value to None.
Example Configuration
resource "kubernetes_pod" "allowed" {
metadata {
name = "example-pod624"
}
spec {
container {
name = "example-container624"
image = "nginx"
volume_mount {
name = "my-volume"
mount_path = "/data"
mount_propagation = "None"
}
}
volume {
name = "my-volume"
empty_dir {}
}
}
}