Container is running in host's IPC namespace 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-00617
- creditSnyk Research Team
Description
Containers will be able to communicate with host's shared channels. This breaks container security boundary.
How to fix?
Remove hostIPC attribute, or set value to false.
Remove host_ipc attribute, or set value to false.
Example Configuration
resource "kubernetes_pod" "allowed" {
metadata {
name = "terraform-example-617-1"
}
spec {
container {
image = "nginx:1.7.9"
name = "example"
env {
name = "environment"
value = "test"
}
port {
container_port = 8080
}
}
host_ipc = false
dns_config {
nameservers = ["1.1.1.1", "8.8.8.8", "9.9.9.9"]
searches = ["example.com"]
}
dns_policy = "None"
}
}