codepen-login-check: codepen.io Login Check

id: codepen-login-check

info:
  name: codepen.io Login Check
  author: parthmalhotra,pdresearch
  severity: critical
  description: Checks for a valid codepen account.
  reference:
    - https://owasp.org/www-community/attacks/Credential_stuffing
  metadata:
    max-request: 2
  tags: creds-stuffing,login-check,cloud,codepen,vuln

self-contained: true

http:
  - raw:
      - |
        GET https://codepen.io/login HTTP/1.1
        Host: codepen.io
      - |
        POST https://codepen.io/login/login HTTP/1.1
        Host: codepen.io
        Content-Type: application/x-www-form-urlencoded
        X-CSRF-Token: {{token}}

        authenticity_token={{token}}&email={{username}}&password={{password}}&login-type=fullpage

    extractors:
      - type: dsl
        dsl:
          - username
          - password

      - type: xpath
        part: body
        xpath:
          - '//input[@name="authenticity_token"]/@value'
        name: token
        internal: true

    matchers-condition: and
    matchers:
      - type: word
        part: body
        negative: true
        words:
          - 'The username or password you entered is incorrect, please try again.'

      - type: status
        status:
          - 302
# digest: 4a0a00473045022016f5fd8f18542d0ddd93684d7cd69901f089c2e2950a384f04c1bf6287f57ad50221008253ef5d9e0e2ed653fd7d78e7ab566ee30f6a4a7b5b13eef9533d4fade2da87:922c64590222798bb761d5b6d8e72950