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Vulnerability record · CVE-2022-35401 · published 10 January 2023

CVE-2022-35401: Asus rt-ax82u firmware improper authentication vulnerability

Asus · Rt Ax82u Firmware

An authentication bypass vulnerability exists in the get_IFTTTTtoken.cgi functionality of Asus RT-AX82U 3.0.0.4.386_49674-ge182230. A specially-crafted HTTP request can lead to full administrative access to the device. An attacker would need to send a series of HTTP requests to exploit this vulnerability.

8.1 CVSS 3.1 High EPSS 21% · top 2.5% CWE-324 · CWE-324CWE-287 · Improper authentication
8.1CVSS 3.1 base score
21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An authentication bypass vulnerability exists in the get_IFTTTTtoken.cgi functionality of Asus RT-AX82U 3.0.0.4.386_49674-ge182230. A specially-crafted HTTP request can lead to full administrative access to the device. An attacker would need to send a series of HTTP requests to exploit this vulnerability.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1586 ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1586 ExploitThird Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1586

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2022-26376Asuswrt out-of-bounds write vulnerabilityA memory corruption vulnerability exists in the httpd unescape functionality of Asuswrt prior to 3.0.0.4.386_48706 and Asuswrt-Merlin New Gen prior t…EPSS 1.3%9.8CVE-2021-41435Asus gt-ax11000 firmware improper restriction of authentication attempts vulnerabilityA 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, …EPSS 6.5%9.0CVE-2021-43702Asus zenwifi xd4s firmware cross-site scripting vulnerabilityASUS RT-A88U 3.0.0.4.386_45898 is vulnerable to Cross Site Scripting (XSS). The ASUS router admin panel does not sanitize the WiFI logs correctly, if…EPSS 0.98%7.5CVE-2022-38105Asus rt-ax82u firmware memory buffer overflow vulnerabilityAn information disclosure vulnerability exists in the cm_processREQ_NC opcode of Asus RT-AX82U 3.0.0.4.386_49674-ge182230 router's configuration serv…EPSS 1.1%7.5CVE-2022-38393Asus rt-ax82u firmware out-of-bounds read vulnerabilityA denial of service vulnerability exists in the cfg_server cm_processConnDiagPktList opcode of Asus RT-AX82U 3.0.0.4.386_49674-ge182230 router's conf…EPSS 19%7.5CVE-2021-41436Asus gt-ax11000 firmware http request smuggling vulnerabilityAn 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 …EPSS 5.0%7.5CVE-2021-3128Asus zenwifi ax \(xt8\) firmware vulnerabilityIn ASUS RT-AX3000, ZenWiFi AX (XT8), RT-AX88U, and other ASUS routers with firmware < 3.0.0.4.386.42095 or < 9.0.0.4.386.41994, when IPv6 is used, a …EPSS 2.2%

Source: NIST National Vulnerability Database (record CVE-2022-35401), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.