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Vulnerability record · CVE-2023-47422 · published 20 February 2024

CVE-2023-47422: Tenda tx9 firmware improper access control vulnerability

Tenda · Tx9 Firmware

An access control issue in /usr/sbin/httpd in Tenda TX9 V1 V22.03.02.54, Tenda AX3 V3 V16.03.12.11, Tenda AX9 V1 V22.03.01.46, and Tenda AX12 V1 V22.03.01.46 allows attackers to bypass authentication on any endpoint via a crafted URL.

8.8 CVSS 3.1 High EPSS 0.49% · top 60.3% CWE-284 · Improper access control
8.8CVSS 3.1 base score
0.49%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An access control issue in /usr/sbin/httpd in Tenda TX9 V1 V22.03.02.54, Tenda AX3 V3 V16.03.12.11, Tenda AX9 V1 V22.03.01.46, and Tenda AX12 V1 V22.03.01.46 allows attackers to bypass authentication on any endpoint via a crafted URL.

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

Affected products

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

References

LinkTags
https://github.com/xiaobye-ctf/My-CVE/tree/main/Tenda/CVE-2023-47422 ExploitThird Party Advisory
https://github.com/xiaobye-ctf/My-CVE/tree/main/Tenda/CVE-2023-47422 ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2025-69764Tenda ax3 firmware stack-based buffer overflow vulnerabilityTenda AX3 firmware v16.03.12.11 contains a stack-based buffer overflow in the formGetIptv function due to improper handling of the stbpvid stack buff…EPSS 1.1%9.8CVE-2025-69762Tenda ax3 firmware stack-based buffer overflow vulnerabilityTenda AX3 firmware v16.03.12.11 contains a stack overflow in formSetIptv via the list parameter, which can cause memory corruption and enable remote …EPSS 0.91%9.8CVE-2025-69763Tenda ax3 firmware stack-based buffer overflow vulnerabilityTenda AX3 firmware v16.03.12.11 contains a stack overflow in formSetIptv via the vlanId parameter, which can cause memory corruption and enable remot…EPSS 0.91%9.8CVE-2025-69766Tenda ax3 firmware stack-based buffer overflow vulnerabilityTenda AX3 firmware v16.03.12.11 contains a stack-based buffer overflow in the formGetIptv function due to improper handling of the citytag stack buff…EPSS 0.79%9.8CVE-2024-28383Tenda ax12 firmware stack-based buffer overflow vulnerabilityTenda AX12 v1.0 v22.03.01.16 was discovered to contain a stack overflow via the ssid parameter in the sub_431CF0 function.EPSS 0.82%9.8CVE-2023-51812Tenda ax3 firmware command injection vulnerabilityTenda AX3 v16.03.12.11 was discovered to contain a remote code execution (RCE) vulnerability via the list parameter at /goform/SetNetControlList.EPSS 1.1%9.8CVE-2023-49408Tenda ax3 firmware out-of-bounds write vulnerabilityTenda AX3 V16.03.12.11 was discovered to contain a stack overflow via the function set_device_name.EPSS 0.92%9.8CVE-2023-49409Tenda ax3 firmware vulnerabilityTenda AX3 V16.03.12.11 was discovered to contain a Command Execution vulnerability via the function /goform/telnet.EPSS 1.5%

Source: NIST National Vulnerability Database (record CVE-2023-47422), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.