performing-container-escape-detection

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Detects container escape attempts by analyzing namespace configurations, privileged container checks, dangerous capability assignments, and host path mounts using the kubernetes Python client. Identifies CVE-2022-0492 style escapes via cgroup abuse. Use when auditing container security posture or investigating escape attempts.

AI & Automation 12,642 stars 1468 forks Updated today Apache-2.0

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Skill Content

# Performing Container Escape Detection ## When to Use - When conducting security assessments that involve performing container escape detection - When following incident response procedures for related security events - When performing scheduled security testing or auditing activities - When validating security controls through hands-on testing ## Prerequisites - Familiarity with container security concepts and tools - Access to a test or lab environment for safe execution - Python 3.8+ with required dependencies installed - Appropriate authorization for any testing activities ## Instructions Audit Kubernetes pods for container escape vectors including privileged mode, dangerous capabilities, host namespace sharing, and writable hostPath mounts. ```python from kubernetes import client, config config.load_kube_config() v1 = client.CoreV1Api() pods = v1.list_pod_for_all_namespaces() for pod in pods.items: for container in pod.spec.containers: sc = container.security_context if sc and sc.privileged: print(f"PRIVILEGED: {pod.metadata.namespace}/{pod.metadata.name}") ``` Key escape vectors: 1. Privileged containers (full host access) 2. CAP_SYS_ADMIN capability 3. Host PID/Network/IPC namespace sharing 4. Writable hostPath mounts to / or /etc 5. Docker socket mount (/var/run/docker.sock) ## Examples ```python # Check for docker socket mounts for vol in pod.spec.volumes or []: if vol.host_path and "docker.sock" in (vol.host_path.path...

Details

Author
mukul975
Repository
mukul975/Anthropic-Cybersecurity-Skills
Created
3 months ago
Last Updated
today
Language
Python
License
Apache-2.0

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