CVE-2025-2492

critical

Description

An improper authentication control vulnerability exists in AiCloud. This vulnerability can be triggered by a crafted request, potentially leading to unauthorized execution of functions. Refer to the 'ASUS Router AiCloud vulnerability' section on the ASUS Security Advisory for more information.

References

https://www.asus.com/content/asus-product-security-advisory/

https://securityaffairs.com/185109/iot/new-asus-firmware-patches-critical-aicloud-vulnerability.html

https://www.bleepingcomputer.com/news/security/asus-warns-of-new-critical-auth-bypass-flaw-in-aicloud-routers/

https://www.securityweek.com/over-50000-asus-routers-hacked-in-operation-wrthug/

https://www.theregister.com/2025/11/19/thousands_more_asus_routers_pwned/

https://www.infosecurity-magazine.com/news/chinal-operation-wrthug-thousands/

https://www.bleepingcomputer.com/news/security/new-wrthug-campaign-hijacks-thousands-of-end-of-life-asus-routers/

https://thehackernews.com/2025/11/wrthug-exploits-six-asus-wrt-flaws-to.html

https://securityaffairs.com/184841/cyber-crime/operation-wrthug-hijacks-50000-asus-routers-to-build-a-global-botnet.html

https://www.bleepingcomputer.com/news/security/asus-warns-of-critical-auth-bypass-flaw-in-dsl-series-routers/

https://latesthackingnews.com/2025/04/28/asus-fixed-critical-auth-bypass-vulnerability-in-aicloud-routers/

https://thehackernews.com/2025/04/asus-confirms-critical-flaw-in-aicloud.html

https://www.bleepingcomputer.com/news/security/asus-warns-of-critical-auth-bypass-flaw-in-routers-using-aicloud/

https://securityaffairs.com/176697/security/asus-warns-of-a-router-authentication-bypass-flaw.html

Details

Source: Mitre, NVD

Published: 2025-04-18

Updated: 2025-04-21

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base Score: 9.2

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N

Severity: Critical

EPSS

EPSS: 0.00098