The vulnerability of the set_device_name() function in Tenda A21 router microprogramming software allows a hacker to execute arbitrary code or cause a service failure.

The vulnerability of the setdevicename function in Tenda A21 router microprogramming software is related to the execution of operations outside the buffer in memory. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code or cause service failures...

The vulnerability of the fromSetIpMacBind() function in Tenda A21 router software allows a attacker to execute arbitrary code or cause a service failure.

The vulnerability of the fromSetIpMacBind function in Tenda A21 router microprogramming software is related to the execution of operations outside the buffer in memory. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code or cause service failures...

CVE-2026-2886

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function setdevicename of the file /goform/SetOnlineDevName. This manipulation of the argument devName causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to t...

CVE-2026-2874

A flaw has been found in Tenda A21 1.0.0.0. Impacted is the function formfastsettingwifiset of the file /goform/fastsettingwifiset. Executing a manipulation of the argument ssid can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published a...

CVE-2026-2872

A security vulnerability has been detected in Tenda A21 1.0.0.0. This vulnerability affects the function setdevicename of the file /goform/setBlackRule of the component MAC Filtering Configuration Endpoint. Such manipulation of the argument devName/mac leads to stack-based buffer overflow. The...

CVE-2026-2870

A security flaw has been discovered in Tenda A21 1.0.0.0. Affected by this issue is the function setqosMiblist of the file /goform/formSetQosBand. The manipulation of the argument list results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been released to th...

CVE-2026-2873

A vulnerability was detected in Tenda A21 1.0.0.0. This issue affects the function setSchedWifi of the file /goform/openSchedWifi. Performing a manipulation of the argument schedStartTime/schedEndTime results in stack-based buffer overflow. It is possible to initiate the attack remotely. The...

CVE-2026-2871

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function fromSetIpMacBind of the file /goform/SetIpMacBind. This manipulation of the argument list causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to th...

CVE-2026-2886

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function setdevicename of the file /goform/SetOnlineDevName. This manipulation of the argument devName causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to t...

CVE-2026-2886

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function setdevicename of the file /goform/SetOnlineDevName. This manipulation of the argument devName causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to t...

CVE-2026-2886

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function setdevicename of the file /goform/SetOnlineDevName. This manipulation of the argument devName causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to t...

CVE-2026-2886 Tenda A21 SetOnlineDevName set_device_name stack-based overflow

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function setdevicename of the file /goform/SetOnlineDevName. This manipulation of the argument devName causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to t...

CVE-2026-2886

The CVE-2026-2886 entry concerns Tenda A21 firmware 1.0.0.0, where the function SetOnlineDevName in /goform/SetOnlineDevName is vulnerable. Manipulating the devName argument causes a stack-based buffer overflow, enabling remote attack. The description notes that the exploit is publicly available....

CVE-2026-2886 Tenda A21 SetOnlineDevName set_device_name stack-based overflow

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function setdevicename of the file /goform/SetOnlineDevName. This manipulation of the argument devName causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to t...

CVE-2026-2874

A flaw has been found in Tenda A21 1.0.0.0. Impacted is the function formfastsettingwifiset of the file /goform/fastsettingwifiset. Executing a manipulation of the argument ssid can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published a...

CVE-2026-2874

A flaw has been found in Tenda A21 1.0.0.0. Impacted is the function formfastsettingwifiset of the file /goform/fastsettingwifiset. Executing a manipulation of the argument ssid can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published a...

CVE-2026-2874

A flaw has been found in Tenda A21 1.0.0.0. Impacted is the function formfastsettingwifiset of the file /goform/fastsettingwifiset. Executing a manipulation of the argument ssid can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published a...

CVE-2026-2874 Tenda A21 fast_setting_wifi_set form_fast_setting_wifi_set stack-based overflow

A flaw has been found in Tenda A21 1.0.0.0. Impacted is the function formfastsettingwifiset of the file /goform/fastsettingwifiset. Executing a manipulation of the argument ssid can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published a...

CVE-2026-2874 Tenda A21 fast_setting_wifi_set form_fast_setting_wifi_set stack-based overflow

A flaw has been found in Tenda A21 1.0.0.0. Impacted is the function formfastsettingwifiset of the file /goform/fastsettingwifiset. Executing a manipulation of the argument ssid can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published a...

CVE-2026-2874

CVE-2026-2874 relates to Tenda A21 (firmware 1.0.0.0). The vulnerability is in the form_fast_setting_wifi_set function under /goform/fast_setting_wifi_set, where manipulating the ssid argument can trigger a stack-based buffer overflow. It allows remote exploitation, and multiple sources note that...