CVE-2021-41436
Last modified
CVE-2021-41436 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An HTTP request smuggling in web application in ASUS ROG Rapture GT-AX11000, RT-AX3000, RT-AX55, RT-AX56U, RT-AX56U_V2, RT-AX58U, RT-AX82U, RT-AX82U GUNDAM EDITION, RT-AX86 Series(RT-AX86U/RT-AX86S), RT-AX86U ZAKU II EDITION, RT-AX88U, RT-AX92U, TUF Gaming AX3000, TUF Gaming AX5400 (TUF-AX5400), ASUS ZenWiFi XD6, ASUS ZenWiFi AX (XT8) before 3.0.0.4.386.45898, and RT-AX68U before 3.0.0.4.386.45911, allows a remote unauthenticated attacker to DoS via sending a specially crafted HTTP packet.. EPSS estimates a 4.57% chance of exploitation in the next 30 days.
Description
An HTTP request smuggling in web application in ASUS ROG Rapture GT-AX11000, RT-AX3000, RT-AX55, RT-AX56U, RT-AX56U_V2, RT-AX58U, RT-AX82U, RT-AX82U GUNDAM EDITION, RT-AX86 Series(RT-AX86U/RT-AX86S), RT-AX86U ZAKU II EDITION, RT-AX88U, RT-AX92U, TUF Gaming AX3000, TUF Gaming AX5400 (TUF-AX5400), ASUS ZenWiFi XD6, ASUS ZenWiFi AX (XT8) before 3.0.0.4.386.45898, and RT-AX68U before 3.0.0.4.386.45911, allows a remote unauthenticated attacker to DoS via sending a specially crafted HTTP packet.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Asus | Gt-Ax11000 Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax3000 Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax55 Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax56u Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax56u V2 Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax58u Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax82u Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax82u Gundam Edition Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax86u Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax86s Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax86u Zaku Ii Edition Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax88u Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax92u Firmware | < 3.0.0.4.386.45898 |
| Asus | Tuf Gaming Ax3000 Firmware | < 3.0.0.4.386.45898 |
| Asus | Tuf-Ax5400 Firmware | < 3.0.0.4.386.45898 |
| Asus | Zenwifi Xd6 Firmware | < 3.0.0.4.386.45898 |
| Asus | Zenwifi Ax \(Xt8\) Firmware | < 3.0.0.4.386.45898 |
| Asus | Rt-Ax68u Firmware | < 3.0.0.4.386.45911 |
References
- https://rog.asus.com/networking/rog-rapture-gt-ax11000-model/helpdesk_biosProduct, Vendor Advisory
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/All-series/RT-AX55/HelpDesk_BIOS/Product, Vendor Advisory
- https://rog.asus.com/networking/rog-rapture-gt-ax11000-model/helpdesk_biosProduct, Vendor Advisory
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/All-series/RT-AX55/HelpDesk_BIOS/Product, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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