CVE•Published 2021-11-19•Modified 2026-07-09•1 article on news•5 live references•NVD data

CVE-2021-41435Asus · Gt-ax11000_firmware

Vulnerability data via NVD (ingested)

CVSS v3.1

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS percentile

Exploit Prediction Scoring System · top 8% of all CVEs

Weaknesses (CWE)

CWE-307Improper Restriction of Excessive Authentication Attempts

Description

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.

Timeline

Published 2021-11-19

Modified 2026-07-09

External references

NVD MITRE Exploit-DB trickest/cve VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2021-41435

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · OS

os:"Gt-ax11000 Firmware"

Hosts Shodan identified as running Gt-ax11000 Firmware.

More intel sources (5)

Shodan report

vuln:CVE-2021-41435

Country / ASN / product breakdown for the vuln query.

Censys

vulnerabilities.cve_id: CVE-2021-41435