Stack Buffer Overflow in Tenda AC7 Router 'AdvSetMacMtuWan' Interface

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the cloneType parameter.

Stack Buffer Overflow in Tenda AC7 /goform/AdvSetMacMtuWan Interface

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the mac parameter.

Stack Buffer Overflow in Tenda AC7 Firmware Enabling Remote Code Execution

In Tenda AC7 v15.03.06.44, the wanSpeed parameter of the route /goform/AdvSetMacMtuWan has a stack buffer overflow vulnerability that can lead to remote arbitrary code execution.

Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the wanMTU parameter.

Tenda AC7 Web Interface Lacks CSRF Protections for Admin Actions

Shenzhen Tenda AC7 firmware version V03.03.03.01_cn and prior does not implement CSRF protections for administrative functions in the web management interface. The interface does not enforce anti-CSRF tokens or robust origin validation, which can allow an attacker to induce a logged-in administrator to perform unintended state-changing requests and modify router settings.

Tenda AC7 Exposes Admin Credentials in Configuration Responses

Shenzhen Tenda AC7 firmware version V03.03.03.01_cn and prior expose sensitive information in web management responses. Administrative credentials, including the router and/or admin panel password, are included in plaintext within configuration response bodies. In addition, responses lack appropriate Cache-Control directives, which may permit web browsers to cache pages containing these credentials and enable subsequent disclosure to an attacker with access to the client system or browser profile.

Tenda AC7 Transmits Admin Credentials Without HTTPS Protection

Shenzhen Tenda AC7 firmware version V03.03.03.01_cn and prior expose account credentials in plaintext within HTTP responses, allowing an on-path attacker to obtain sensitive authentication material.

Tenda AC7 Reflected XSS via Web Interface Output Encoding

Shenzhen Tenda AC7 firmware version V03.03.03.01_cn and prior contain an improper output encoding vulnerability in the web management interface. User-supplied input is reflected in HTTP responses without adequate escaping, allowing injection of arbitrary HTML or JavaScript in a victim’s browser context.

Tenda AC7 POST Request SetSysTimeCfg fromSetSysTime memory corruption

A flaw has been found in Tenda AC7 15.03.06.44. Affected by this issue is the function fromSetSysTime of the file /goform/SetSysTimeCfg of the component POST Request Handler. Executing a manipulation of the argument Time can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.

Tenda AC7 fast_setting_pppoe_set stack-based overflow

A vulnerability was determined in Tenda AC7 15.03.06.44. The impacted element is an unknown function of the file /goform/fast_setting_pppoe_set. Executing a manipulation of the argument Password can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

Tenda AC7 WifiMacFilterSet stack-based overflow

A vulnerability was found in Tenda AC7 15.03.06.44. The affected element is an unknown function of the file /goform/WifiMacFilterSet. Performing a manipulation of the argument wifi_chkHz results in stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made public and could be used.

Tenda AC7 setNotUpgrade stack-based overflow

A vulnerability was determined in Tenda AC7 15.03.06.44. This affects an unknown function of the file /goform/setNotUpgrade. This manipulation of the argument newVersion causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

Tenda AC7 saveAutoQos stack-based overflow

A vulnerability was identified in Tenda AC7 15.03.06.44. This affects an unknown function of the file /goform/saveAutoQos. The manipulation of the argument enable leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.

Tenda AC7 SetUpnpCfg stack-based overflow

A vulnerability has been found in Tenda AC7 15.03.06.44. Impacted is an unknown function of the file /goform/SetUpnpCfg. Such manipulation of the argument upnpEn leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Tenda AC7 SetDDNSCfg stack-based overflow

A flaw has been found in Tenda AC7 15.03.06.44. This issue affects some unknown processing of the file /goform/SetDDNSCfg. This manipulation of the argument ddnsEn causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used.

Tenda AC7 AdvSetLanip command injection

A vulnerability was detected in Tenda AC7 15.03.06.44. This vulnerability affects unknown code of the file /goform/AdvSetLanip. The manipulation of the argument lanIp results in command injection. It is possible to launch the attack remotely. The exploit is now public and may be used.

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.

Tenda AC7/AC18 SetLEDCfg formSetSchedLed buffer overflow

A vulnerability has been found in Tenda AC7 and AC18 15.03.05.19/15.03.06.44. Affected is the function formSetSchedLed of the file /goform/SetLEDCfg. The manipulation of the argument Time leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Tenda AC7 httpd setMacFilterCfg formSetMacFilterCfg stack-based overflow

A vulnerability was found in Tenda AC7 15.03.06.44. It has been classified as critical. Affected is the function formSetMacFilterCfg of the file /goform/setMacFilterCfg of the component httpd. The manipulation of the argument deviceList 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.

Tenda AC7 1200M telnet TendaTelnet os command injection

A vulnerability, which was classified as critical, was found in Tenda AC7 1200M 15.03.06.44. Affected is the function TendaTelnet of the file /goform/telnet. The manipulation of the argument lan_ip leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.