return fmt.Errorf("uknown type: %v in %v", header.Typeflag, header.Name) } } return nil } PoC A complete PoC is available below that demonstrates how the vulnerability could be exploited. Copy the file Provenance - Service generated ⛔ ⛔ ⛔ Provenance - Non-falsifiable ⛔ ⛔ Provenance - Dependencies complete ⛔ Provenance - Identifies artifact ⛔ ⛔ ⛔ ⛔ Provenance - Identifies builder ⛔ ⛔ ⛔ ⛔ Provenance

localhost:15012 StreamAggregatedResources + Fastest - bottleneck is typing speed + No envoy dependency + Complete control over requests - Very different from production environment - May be challenging to reproduce

AuthZ Policy Peer AuthN Policy KMS Control Plane Hardening Istio Security Releases Complete Security Coverage Consistency Depth Visibility Completeness Service mesh security best practices

CONFIDENTIAL 12 At this point, we have: • Full trace of every request from the gateway • Complete request and response data for every API request in a trace From this data, we can: • Drive test

sleeps in the preStop hooks. ➔ If the pod is terminated too early, connection draining may not complete, leading to 5xx errors Example: for sleep 30 + sleep 45 in the application container, we set t