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WAVLINK WN530HG4 - Improper Access Control

ID: CVE-2022-34045

Severity: critical

Author: arafatansari

Tags: cve,cve2022,wavlink,exposure

Description

Section titled “Description”

WAVLINK WN530HG4 M30HG4.V5030.191116 is susceptible to improper access control. It contains a hardcoded encryption/decryption key for its configuration files at /etc_ro/lighttpd/www/cgi-bin/ExportAllSettings.sh. An attacker can possibly obtain sensitive information, modify data, and/or execute unauthorized operations.

YAML Source

Section titled “YAML Source”
id: CVE-2022-34045


info:
  name: WAVLINK WN530HG4 - Improper Access Control
  author: arafatansari
  severity: critical
  description: |
    WAVLINK WN530HG4 M30HG4.V5030.191116 is susceptible to improper access control. It contains a hardcoded encryption/decryption key for its configuration files at /etc_ro/lighttpd/www/cgi-bin/ExportAllSettings.sh. An attacker can possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
  impact: |
    An attacker can exploit this vulnerability to gain unauthorized access to the router's settings and potentially compromise the network.
  remediation: |
    Apply the latest firmware update provided by the vendor to fix the access control issue.
  reference:
    - https://drive.google.com/file/d/1s5uZGC_iSzfCJt9BJ8h-P24vmsrmttrf/view?usp=sharing
    - https://nvd.nist.gov/vuln/detail/CVE-2022-34045
    - https://github.com/ARPSyndicate/kenzer-templates
    - https://github.com/ARPSyndicate/cvemon
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2022-34045
    cwe-id: CWE-798
    epss-score: 0.05662
    epss-percentile: 0.93312
    cpe: cpe:2.3:o:wavlink:wl-wn530hg4_firmware:m30hg4.v5030.191116:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: wavlink
    product: wl-wn530hg4_firmware
    shodan-query:
      - http.html:"WN530HG4"
      - http.html:"wn530hg4"
      - http.title:"wi-fi app login"
    fofa-query:
      - body="wn530hg4"
      - title="wi-fi app login"
    google-query: intitle:"wi-fi app login"
  tags: cve,cve2022,wavlink,exposure


http:
  - raw:
      - |
        GET /backupsettings.dat HTTP/1.1
        Host: {{Hostname}}


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'Salted__'


      - type: word
        part: header
        words:
          - application/octet-stream


      - type: status
        status:
          - 200
# digest: 4a0a00473045022100d1e088df080b104a00f2e6c66c7396db9599e739e5f399eb0088bbcbb0d9c56902206551749e28b65d1dcb4b0d5e75669047a1068e8598e90e9da520039953e054b3:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2022/CVE-2022-34045.yaml"

View on Github