Tenda AC9 v15.03.2.21 was discovered to contain a buffer overflow via the time parameter in the saveparentcontrolinfo function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the deviceId parameter in the saveParentControlInfo function.

Tenda AC9 v15.03.2.21 was discovered to contain a stack overflow via the firewallen parameter in the SetFirewallCfg function.

Tenda AC9 v15.03.2.21 was discovered to contain a stack overflow via the ntpserver parameter in the SetSysTimeCfg function.

Tenda AC9 v15.03.2.21 was discovered to contain multiple stack overflows via the NPTR, V12, V10 and V11 parameter in the Formsetqosband function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the time parameter in the saveParentControlInfo function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the time parameter in the PowerSaveSet function.

Tenda AC9 v15.03.2.21 was discovered to contain a stack overflow via the urls parameter in the saveparentcontrolinfo function.

Tenda AC9 V15.03.2.21_cn was discovered to contain a stack overflow via the function saveparentcontrolinfo.

Tenda AX3 v16.03.12.10_CN was discovered to contain a stack overflow in the function fromSetSysTime. This vulnerability allows attackers to cause a Denial of Service (DoS) via the time parameter.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the day parameter in the openSchedWifi function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the loginpwd parameter in the SetFirewallCfg function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the endip parameter in the SetPptpServerCfg function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the schedstarttime parameter in the openSchedWifi function.

Tenda AC9 v15.03.2.21 was discovered to contain a stack overflow via the deviceId parameter in the saveparentcontrolinfo function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the security_5g parameter in the WifiBasicSet function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the schedendtime parameter in the openSchedWifi function.

Tenda AC9 v15.03.2.21 was discovered to contain a stack overflow via the list parameter in the SetStaticRoutecfg function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the URLs parameter in the saveParentControlInfo function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the list parameter in the SetIpMacBind function.

Tenda AC9 v15.03.2.21 was discovered to contain a remote command execution (RCE) vulnerability via the SetIPTVCfg function.

Tenda AC6 V15.03.05.09_multi was discovered to contain a stack overflow via the list parameter in the SetVirtualServerCfg function.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the ntpserver parameter in the SetSysTimeCfg function.

Tenda AC9 v15.03.2.21 was discovered to contain a stack overflow via the schedendtime parameter in the openSchedWifi function.

Tenda AC9 V15.03.2.21_cn was discovered to contain a stack overflow via the parameter NPTR.

Tenda AX3 v16.03.12.10_CN was discovered to contain a command injection vulnerability in the function formSetSafeWanWebMan. This vulnerability allows attackers to execute arbitrary commands via the remoteIp parameter.

There is a stack buffer overflow vulnerability in the formSetPPTPServer function of Tenda-AX3 router V16.03.12.10_CN. The v13 variable is directly retrieved from the http request parameter startIp. Then v13 will be splice to stack by function sscanf without any security check, which causes stack overflow. By POSTing the page /goform/SetPptpServerCfg with proper startIp, the attacker can easily perform remote code execution with carefully crafted overflow data.

Tenda AX3 v16.03.12.10_CN was discovered to contain a command injection vulnerability in the function WanParameterSetting. This vulnerability allows attackers to execute arbitrary commands via the gateway, dns1, and dns2 parameters.

Tenda AX3 v16.03.12.10_CN was discovered to contain a command injection vulnerability in the function mDMZSetCfg. This vulnerability allows attackers to execute arbitrary commands via the dmzIp parameter.

A vulnerability classified as critical has been found in Tenda AC500 2.0.1.9(1307). Affected is the function formWriteFacMac of the file /goform/WriteFacMac. The manipulation of the argument mac leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-261144. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Tenda AC9 v15.03.05.14 was discovered to contain a command injection vulnerability via the Telnet function.

There is a stack overflow vulnerability in Tenda RX3 V1.0br_V16.03.13.11 In the fromSetWifiGusetBasic function of the web url /goform/ WifiGuestSet, the manipulation of the parameter shareSpeed leads to stack overflow.

Tenda AC9 V15.03.06.42_multi was found to contain a command injection vulnerability in the formsetUsbUnload function via the deviceName parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

In the Tenda ac9 v1.0 router with firmware V15.03.05.14_multi, there is a stack overflow vulnerability in /goform/WifiWpsStart, which may lead to remote arbitrary code execution.

An issue in Tenda W18E v.2.0 v.16.01.0.11 allows an attacker to execute arbitrary code via the editing functionality of the account module in the goform/setmodules route.

A vulnerability was found in Tenda RX3 16.03.13.11_multi. It has been rated as critical. This issue affects some unknown processing of the file /goform/telnet. The manipulation leads to command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Tenda AC9 V15.03.06.42_multi was found to contain a command injection vulnerability in the formSetSambaConf function via the usbname parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

Tenda FH451 V1.0.0.9 has a stack overflow vulnerability in the function.P2pListFilter.

In Tenda ac9 v1.0 with firmware V15.03.05.14_multi, the rebootTime parameter of /goform/SetSysAutoRebbotCfg has a stack overflow vulnerability, which can lead to remote arbitrary code execution.

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 AX1803 v1.0.0.1 contains a stack overflow via the iptv.stb.port parameter in the function formGetIptv.

Tenda AX1803 v1.0.0.1 contains a stack overflow via the iptv.city.vlan parameter in the function setIptvInfo.

Tenda AC Series Router AC11_V02.03.01.104_CN was discovered to contain a stack buffer overflow in the PPPoE module. This vulnerability allows attackers to cause a Denial of Service (DoS) via crafted overflow data.

Tenda W9 V1.0.0.7(4456)_CN was discovered to contain a stack overflow via the function formSetUplinkInfo.

Tenda AC Series Router AC11_V02.03.01.104_CN was discovered to contain a stack buffer overflow in the wanBasicCfg module. This vulnerability allows attackers to cause a Denial of Service (DoS) via crafted overflow data.

Multiple Tenda devices are affected by authentication bypass, such as AC15V1.0 Firmware V15.03.05.20_multi?AC5V1.0 Firmware V15.03.06.48_multi and so on. an attacker can obtain sensitive information, and even combine it with authenticated command injection to implement RCE.

A vulnerability was found in Tenda W12 3.0.0.5. It has been rated as critical. Affected by this issue is the function cgiWifiRadioSet of the file /bin/httpd. The manipulation leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Tenda AX9 V22.03.01.46 has been discovered to contain a command injection vulnerability in the 'mac' parameter at /goform/SetOnlineDevName.

Tenda W30E V16.01.0.12(4843) was discovered to contain a stack overflow via the function formResetMeshNode.

A stack-based buffer overflow vulnerability exists in the Cloud API functionality of Tenda AC6 V5.0 V02.03.01.110. A specially crafted HTTP response can lead to arbitrary code execution. An attacker can send an HTTP response to trigger this vulnerability.