Vulnerabilidades do Tenda Ac9 Firmware

CVE-2026-6016 Alta · 8.8 CWE-119 10/04/2026

Tenda AC9 POST Request WizardHandle decodePwd stack-based overflow

A vulnerability was found in Tenda AC9 15.03.02.13. The affected element is the function decodePwd of the file /goform/WizardHandle of the component POST Request Handler. Performing a manipulation of the argument WANS results in stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made public and could be used.

CVE-2026-6015 Alta · 8.8 CWE-119 10/04/2026

Tenda AC9 POST Request QuickIndex formQuickIndex stack-based overflow

A vulnerability has been found in Tenda AC9 15.03.02.13. Impacted is the function formQuickIndex of the file /goform/QuickIndex of the component POST Request Handler. Such manipulation of the argument PPPOEPassword leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

CVE-2026-2192 Alta · 7.2 CWE-119 08/02/2026

Tenda AC9 formGetRebootTimer stack-based overflow

A security vulnerability has been detected in Tenda AC9 15.03.06.42_multi. Affected by this vulnerability is the function formGetRebootTimer. Such manipulation of the argument sys.schedulereboot.start_time/sys.schedulereboot.end_time leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

CVE-2026-2191 Alta · 7.2 CWE-119 08/02/2026

Tenda AC9 formGetDdosDefenceList stack-based overflow

A weakness has been identified in Tenda AC9 15.03.06.42_multi. Affected is the function formGetDdosDefenceList. This manipulation of the argument security.ddos.map causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.

CVE-2025-14286 Alta · 7.5 CWE-200 09/12/2025

Tenda AC9 Configuration File DownloadCfg.jpg information disclosure

A vulnerability was determined in Tenda AC9 15.03.05.14_multi. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/DownloadCfg.jpg of the component Configuration File Handler. This manipulation causes information disclosure. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.

CVE-2025-10443 Alta · 8.8 CWE-119 15/09/2025

Tenda AC9/AC15 exeCommand formexeCommand buffer overflow

A vulnerability was identified in Tenda AC9 and AC15 15.03.05.14/15.03.05.18. This vulnerability affects the function formexeCommand of the file /goform/exeCommand. Such manipulation of the argument cmdinput leads to buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.

CVE-2025-10442 Alta · 8.8 CWE-77 15/09/2025

Tenda AC9/AC15 exeCommand formexeCommand os command injection

A vulnerability was determined in Tenda AC9 and AC15 15.03.05.14. This affects the function formexeCommand of the file /goform/exeCommand. This manipulation of the argument cmdinput causes os command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

CVE-2025-9731 Alta · 7.0 CWE-259 31/08/2025

Tenda AC9 Administrative shadow hard-coded credentials

A vulnerability was determined in Tenda AC9 15.03.05.19. The impacted element is an unknown function of the file /etc_ro/shadow of the component Administrative Interface. This manipulation causes hard-coded credentials. It is possible to launch the attack on the local host. The attack's complexity is rated as high. The exploitability is regarded as difficult. The exploit has been publicly disclosed and may be utilized.

CVE-2018-14558 Crítica · 9.8 KEV Alta · 62 CWE-78 30/10/2018

Tenda AC7, AC9, and AC10 Routers Command Injection Vulnerability

An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted goform/setUsbUnload request. This occurs because the "formsetUsbUnload" function executes a dosystemCmd function with untrusted input.