A brute-force protection bypass in CAPTCHA protection in ASUS ROG Rapture GT-AX11000…
Priority MEDIUM 51CWE-307Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-307.
Summary
A brute-force protection bypass in CAPTCHA protection 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 attacker to attempt any number of login attempts via sending a specific HTTP request.
Why it matters now
EPSS 0.06491 93rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 36
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:asus:gt-ax11000_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:gt-ax11000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax3000_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax3000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax55_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax55:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax56u_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax56u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax56u_v2_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax56u_v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
- cpe:2.3:o:asus:gt-ax11000_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:gt-ax11000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax3000_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax3000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax55_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax55:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax56u_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax56u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax56u_v2_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax56u_v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
Show 26 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:asus:rt-ax58u_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax58u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax82u_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax82u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax82u_gundam_edition_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax82u_gundam_edition:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax86u_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax86u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax86s_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax86s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax86u_zaku_ii_edition_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax86u_zaku_ii_edition:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax88u_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax88u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax92u_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax92u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:tuf_gaming_ax3000_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:tuf_gaming_ax3000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:tuf-ax5400_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:tuf-ax5400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:zenwifi_xd6_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:zenwifi_xd6:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:zenwifi_ax_\(xt8\)_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45898 | Vulnerable | ASUS |
| cpe:2.3:h:asus:zenwifi_ax_\(xt8\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
| cpe:2.3:o:asus:rt-ax68u_firmware:*:*:*:*:*:*:*:* | before 3.0.0.4.386.45911 | Vulnerable | ASUS |
| cpe:2.3:h:asus:rt-ax68u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ASUS |
- cpe:2.3:o:asus:rt-ax58u_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax58u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax82u_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax82u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax82u_gundam_edition_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax82u_gundam_edition:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax86u_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax86u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax86s_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax86s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax86u_zaku_ii_edition_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax86u_zaku_ii_edition:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax88u_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax88u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax92u_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax92u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:tuf_gaming_ax3000_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:tuf_gaming_ax3000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:tuf-ax5400_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:tuf-ax5400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:zenwifi_xd6_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:zenwifi_xd6:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:zenwifi_ax_\(xt8\)_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45898 Vulnerable ·ASUS
- cpe:2.3:h:asus:zenwifi_ax_\(xt8\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
- cpe:2.3:o:asus:rt-ax68u_firmware:*:*:*:*:*:*:*:* Versions before 3.0.0.4.386.45911 Vulnerable ·ASUS
- cpe:2.3:h:asus:rt-ax68u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ASUS
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-41435
- 2026-10-03 Alias added: GHSA-hjq5-v65p-2p24
References
Advisory 7
- https://www.asus.com/Networking-IoT-Servers/Whole-Home-Mesh-WiFi-System/ZenWiFi-WiFi-Systems/ASUS-ZenWiFi-AX-XT8-/HelpDesk_BIOS/
- https://rog.asus.com/networking/rog-rapture-gt-ax11000-model/helpdesk_bios
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/ASUS-WiFi-Routers/RT-AX3000/HelpDesk_BIOS/
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/All-series/RT-AX55/HelpDesk_BIOS/
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/ASUS-WiFi-Routers/RT-AX56U/HelpDesk_BIOS/
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/ASUS-WiFi-Routers/RT-AX68U/HelpDesk_BIOS/
- https://www.asus.com/Networking-IoT-Servers/Whole-Home-Mesh-WiFi-System/ZenWiFi-WiFi-Systems/ASUS-ZenWiFi-XD6/HelpDesk_BIOS/
More ASUS Gt-ax11000 Firmware vulnerabilities
- TI-2022-09749 Out-of-bounds write in Asuswrt-Merlin New Gen CVSS 3.1CRITICAL 9.8
- TI-2021-18229 An HTTP request smuggling in web application in ASUS ROG Rapture GT-AX11000, RT-AX3000… CVSS 3.1HIGH 7.5
Sources
- CVE-2021-41435 · CVE Program
- CVE-2021-41435 · NVD
- FIRST EPSS
- GHSA-hjq5-v65p-2p24 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences