Tenda AX1803 v1.0.0.1_2890 was discovered to contain a command injection vulnerability via the function setipv6status.

Tenda AX1806 v1.0.0.1 was discovered to contain a command injection vulnerability via the function WanParameterSetting.

Tenda AX1803 v1.0.0.1_2890 was discovered to contain a command injection vulnerability via the function WanParameterSetting.

There is a command injection vulnerability at the /goform/setsambacfg interface of Tenda AC15 US_AC15V1.0BR_V15.03.05.20_multi_TDE01.bin device web, which can also cooperate with CVE-2021-44971 to cause unconditional arbitrary command execution

Stack-based Buffer Overflow in httpd on Tenda AC9 devices V15.03.05.14_EN allows remote attackers to cause a denial of service or possibly have unspecified other impact.

A vulnerability was found in Tenda AC8 16.03.34.06_cn_TDC01. It has been declared as critical. Affected by this vulnerability is the function formSetDeviceName. The manipulation leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-238633 was assigned to this vulnerability.

An issue was discovered on Tenda AC7 V15.03.06.44_CN, AC9 V15.03.05.19(6318)_CN, AC10 V15.03.06.23_CN, AC15 V15.03.05.19_CN, and AC18 V15.03.05.19(6318)_CN devices. There is a heap-based buffer overflow vulnerability in the router's web server -- httpd. While processing the 'mac' parameter for a post request, the value is directly used in a strcpy to a variable placed on the heap, which can leak sensitive information or even hijack program control flow.

Buffer Overflow in Tenda G1 and G3 routers with firmware version V15.11.0.17(9502)_CN allows remote attackers to execute arbitrary code via a crafted action/"IPMacBindIndex "request. This occurs because the "formIPMacBindDel" function directly passes the parameter "IPMacBindIndex" to strcpy without limit.

Buffer Overflow in Tenda G1 and G3 routers with firmware v15.11.0.17(9502)_CN allows remote attackers to execute arbitrary code via a crafted action/"portMappingIndex "request. This occurs because the "formDelPortMapping" function directly passes the parameter "portMappingIndex" to strcpy without limit.

Buffer Overflow in Tenda G1 and G3 routers with firmware v15.11.0.17(9502)_CN allows remote attackers to execute arbitrary code via a crafted action/"qosIndex "request. This occurs because the "formQOSRuleDel" function directly passes the parameter "qosIndex" to strcpy without limit.

Tenda AC Seris Router AC18_V15.03.05.19(6318) has a stack-based buffer overflow vulnerability in function fromAddressNat

Tenda AC Series Router AC18_V15.03.05.19(6318) was discovered to contain a stack-based buffer overflow in the httpd module when handling /goform/SetClientState request.

Tenda AC Series Router AC18_V15.03.05.19(6318) was discovered to contain a stack-based buffer overflow in the httpd module when handling /goform/SetFirewallCfg request.

Tenda AC Series Router AC18_V15.03.05.19(6318) was discovered to contain a heap overflow in the httpd module when handling /goform/saveParentControlInfo request.

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 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 AX12 v22.03.01.21_CN was discovered to contain a stack overflow via the list parameter at /goform/SetNetControlList.

A vulnerability was discovered in Tenda AC9 v3.0 V15.03.06.42_multi and Tenda AC9 V1.0 V15.03.05.19(6318)_CN which allows for remote code execution via shell metacharacters in the guestuser field to the __fastcall function with a POST request.

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 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.

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.

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.

There is a stack buffer overflow vulnerability in the formSetPPTPServer function of Tenda-AX3 router V16.03.12.10_CN. The v10 variable is directly retrieved from the http request parameter startIp. Then v10 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 AC Series Router AC11_V02.03.01.104_CN was discovered to contain a stack buffer overflow in the wifiTime module. This vulnerability allows attackers to cause a Denial of Service (DoS) via crafted overflow data.

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

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

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.

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.

Mediabridge Medialink MWN-WAPR300N devices with firmware 5.07.50 and Tenda N3 Wireless N150 devices allow remote attackers to obtain administrative access via a certain admin substring in an HTTP Cookie header.

A vulnerability was found in Tenda AC15 15.03.05.18/15.03.20_multi. It has been classified as critical. This affects the function formWriteFacMac of the file /goform/WriteFacMac. The manipulation of the argument mac leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-257667. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability classified as critical was found in Tenda O3V2 1.0.0.12(3880). This vulnerability affects the function fromNetToolGet of the file /goform/setPingInfo of the component httpd. The manipulation of the argument domain leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Tenda W6-S v1.0.0.4(510) was discovered to contain a command injection vulnerability in the tpi_get_ping_output function at /goform/exeCommand.

Tenda AX12 V22.03.01.21_CN was found to have a command injection vulnerability via /goform/setMacFilterCfg function.

Tenda F1203 V2.0.1.6 was discovered to contain a command injection vulnerability via the mac parameter at /goform/WriteFacMac.

Tenda W30E v1.0.1.25(633) was discovered to contain a command injection vulnerability via the fileNameMit parameter at /goform/delFileName.

Tenda W9 V1.0.0.7(4456)_CN was discovered to contain a command injection vulnerability via the function formexeCommand .

Tenda W9 V1.0.0.7(4456)_CN was discovered to contain a command injection vulnerability via the function formSetDiagnoseInfo .

Tenda M3 V1.0.0.12(4856) was discovered to contain a Command Execution vulnerability via the function TendaTelnet.

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

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 AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin function 'sub_3A1D0' contains a command execution vulnerability.

Tenda AX12 V22.03.01.16_cn is vulnerable to command injection via goform/fast_setting_internet_set.

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.

Tenda AC1200 Router Model W15Ev2 V15.11.0.10(1576) was discovered to contain a command injection vulnerability via the PortMappingServer parameter in the setPortMapping function.

A vulnerability, which was classified as critical, has been found in Tenda AC8, AC10 and AC18 16.03.10.20. Affected by this issue is some unknown functionality of the file /goform/telnet of the component HTTP Request Handler. The manipulation leads to command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

A vulnerability classified as critical was found in Tenda AC1206 up to 15.03.06.23. This vulnerability affects the function ate_iwpriv_set/ate_ifconfig_set of the file /goform/ate. The manipulation leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Tenda AC1206 V15.03.06.23 was discovered to contain a command injection vulnerability via the mac parameter in the function formWriteFacMac.

Tenda AC9 V15.03.2.21_cn is vulnerable to command injection via goform/SetSysTimeCfg.

A command injection vulnerability exists in /goform/exeCommand in Tenda W6 V1.0.0.9(4122), which allows attackers to construct cmdinput parameters for arbitrary command execution.

A command execution vulnerability exists in the AX2 Pro home router produced by Shenzhen Tenda Technology Co., Ltd. (Jixiang Tenda) v.DI_7003G-19.12.24A1V16.03.29.50;V16.03.29.50;V16.03.29.50. An attacker can exploit this vulnerability by constructing a malicious payload to execute commands and further obtain shell access to the router's file system with the highest privileges.