PT-2025-36541

Name of the Vulnerable Software and Affected Versions: Tenda AC20 versions up to 16.03.08.12 Description: A buffer overflow exists in the web UI of Tenda AC20. The issue is located in the strcpy function within the /goform/GetParentControlInfo file. Manipulation of the mac argument can trigger th...

Tenda AC20 安全漏洞

Tenda AC20 is a wireless router product from Tenda. A buffer overflow vulnerability exists in Tenda AC20 16.03.08.12 and earlier versions, which originates from the improper handling of the mac parameter in the strcpy function in the /goform/GetParentControlInfo file. The vulnerability can be...

CVE-2025-9791

A weakness has been identified in Tenda AC20 16.03.08.05. This vulnerability affects unknown code of the file /goform/fromAdvSetMacMtuWan. This manipulation of the argument wanMTU causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made availabl...

CVE-2025-9791

A weakness has been identified in Tenda AC20 16.03.08.05. This vulnerability affects unknown code of the file /goform/fromAdvSetMacMtuWan. This manipulation of the argument wanMTU causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made availabl...

CVE-2025-9791

A weakness has been identified in Tenda AC20 16.03.08.05. This vulnerability affects unknown code of the file /goform/fromAdvSetMacMtuWan. This manipulation of the argument wanMTU causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made availabl...

CVE-2025-9791 Tenda AC20 fromAdvSetMacMtuWan stack-based overflow

A weakness has been identified in Tenda AC20 16.03.08.05. This vulnerability affects unknown code of the file /goform/fromAdvSetMacMtuWan. This manipulation of the argument wanMTU causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made availabl...

CVE-2025-9791 Tenda AC20 fromAdvSetMacMtuWan stack-based overflow

A weakness has been identified in Tenda AC20 16.03.08.05. This vulnerability affects unknown code of the file /goform/fromAdvSetMacMtuWan. This manipulation of the argument wanMTU causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made availabl...

CVE-2025-9791

CVE-2025-9791 affects Tenda AC20 firmware 16.03.08.05. The vulnerability is a stack-based overflow in the /goform/fromAdvSetMacMtuWan path, triggered by manipulation of wanMTU, allowing remote code execution. Public PoC/exploit availability is indicated. Several connected feeds confirm the same r...

Tenda AC20 安全漏洞

The Tenda AC20 is a wireless router from the Chinese company Tenda. A buffer overflow vulnerability exists in Tenda AC20 version 16.03.08.05, which originates from the parameter wanMTU in the file /goform/fromAdvSetMacMtuWan that fails to correctly validate the length of the incoming data, and ca...

PT-2025-35506

Name of the Vulnerable Software and Affected Versions: Tenda AC20 version 16.03.08.05 Description: A stack-based buffer overflow exists due to the manipulation of the wanMTU argument in the file /goform/fromAdvSetMacMtuWan. Remote exploitation is possible. The exploit has been made publicly...

Tenda AC20 Hardcoded Credentials Vulnerability

Tenda AC20 is a home router from Tenda. The Tenda AC20 suffers from a hard-coded credentials vulnerability that originates from the presence of hard-coded credentials in the file /etcro/shadow. An attacker can exploit the vulnerability to cause confidentiality to be compromised...

Tenda AC20 Buffer Overflow Vulnerability (CNVD-2025-19580)

The Tenda AC20 is a wireless router from the Chinese company Tenda. Tenda AC20 suffers from a buffer overflow vulnerability, which originates from the parameter Time in the file /goform/saveParentControlInfo that fails to correctly validate the length and size of the input data, which can be...

Tenda AC20 Buffer Overflow Vulnerability (CNVD-2025-19581)

The Tenda AC20 is a wireless router from the Chinese company Tenda. The Tenda AC20 suffers from a buffer overflow vulnerability that originates from the failure of the sub48E628 function parameter list in the /goform/SetIpMacBind file to properly validate the length of the input data, which can b...

Tenda AC20 Buffer Overflow Vulnerability (CNVD-2025-19579)

The Tenda AC20 is a wireless router from the Chinese company Tenda. The Tenda AC20 suffers from a buffer overflow vulnerability that originates from the failure of the savevirtualserdata function parameter list in the /goform/formSetVirtualSer file to correctly validate the length of the input...

Tenda AC20 Command Injection Vulnerability

The Tenda AC20 is a wireless router from the Chinese company Tenda. The Tenda AC20 suffers from a command injection vulnerability that originates from the websFormDefine function in the /goform/telnet file failing to properly filter constructor command special characters, commands, etc. This...

Tenda AC20 shareSpeed Parameter Buffer Overflow Vulnerability

Tenda AC20 is a home router from Tenda. The Tenda AC20 suffers from a buffer overflow vulnerability that originates from the parameter shareSpeed in file /goform/WifiGuestSet that fails to properly validate the length and size of the input data, which can be exploited by an attacker to execute...

Tenda AC20 Buffer Overflow Vulnerability (CNVD-2025-19582)

The Tenda AC20 is a wireless router from the Chinese company Tenda. The Tenda AC20 suffers from a buffer overflow vulnerability that originates from the failure of the sub46A2AC function parameter deviceList in the /goform/setMacFilterCfg file to properly validate the length of the input data,...

Tenda AC20 Buffer Overflow Vulnerability (CNVD-2025-19583)

The Tenda AC20 is a wireless router from the Chinese company Tenda. The Tenda AC20 suffers from a buffer overflow vulnerability that originates from the failure of the parameter list of the setqosMiblist function in the /goform/SetNetControlList file to correctly validate the length of the input...

CVE-2025-9091

A security flaw has been discovered in Tenda AC20 16.03.08.12. Affected by this vulnerability is an unknown functionality of the file /etcro/shadow. The manipulation leads to hard-coded credentials. It is possible to launch the attack on the local host. The complexity of an attack is rather high...

CVE-2025-9090

A vulnerability was identified in Tenda AC20 16.03.08.12. Affected is the function websFormDefine of the file /goform/telnet of the component Telnet Service. The manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and...