A vulnerability was identified in Tenda AC15 15.03.05.18. This affects the function websGetVar of the file /goform/SysToolChangePwd. Such manipulation of the argument oldPwd/newPwd/cfmPwd leads to stack-based buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.

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

Tenda AC15 v15.03.05.19multiTD01 has a stack overflow via the list parameter in the fromSetIpMacBind function.

A vulnerability has been found in Tenda AC15 15.03.05.19 in the function GetParentControlInfo of the file /goform/GetParentControlInfo. The manipulation of the argument src leads to stack-based buffer overflow.

Tenda AC15 v15.03.05.19 is vulnerable to Command Injection via the handler function in /goform/telnet.

Tenda AC15 V15.03.05.18 is vulnerable to Buffer Overflow via function fromSetRouteStatic..

Tenda AC15 V15.03.05.18 is avulnerable to Buffer Overflow via function formSetPPTPServer.

Tenda AC15 V15.03.05.18 is vulnerable to Buffer Overflow via function formSetVirtualSer.

Tenda AC15 V15.03.05.19 is vulnerable to Buffer Overflow via function formSetIpMacBind.

Tenda AC15 V15.03.05.18 was discovered to contain a stack overflow via the timeZone parameter in the formfastsettingwifiset function.

Tenda AC15 V15.03.05.19 contained a stack overflow via the function fromAddressNat.

The goform/setUsbUnload endpoint of Tenda AC15 AC1900 version 15.03.05.19 allows remote attackers to execute arbitrary system commands via the deviceName POST parameter.

A vulnerability has been found in Tenda AC15 15.03.05.19. This affects the function formSetCfm of the file /goform/setcfm of the component POST Request Handler. The manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

An issue was discovered in goform/formsetUsbUnload in Tenda AC15V1.0 V15.03.05.18multi. The value of v1 was not checked, potentially leading to a command injection vulnerability if injected into doSystemCmd.

A buffer overflow vulnerability was discovered in goform/formSetMacFilterCfg in Tenda AC15V1.0 V15.03.05.18multi.

A security flaw has been discovered in Tenda AC15 up to 15.13.07.13. Affected by this issue is some unknown functionality of the file /goform/TextEditingConversion. The manipulation of the argument wpapskcrypto24g results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.

An issue was discovered in goform/formSetIptv in Tenda AC15V1.0 V15.03.05.18multi. When the condition is met, s11 will be passed into subB0488, concatenated into doSystemCmd. The value of s11 is not validated, potentially leading to a command injection vulnerability.

A security flaw has been discovered in Tenda AC15 15.03.05.18. Affected is an unknown function of the file /goform/saveAutoQos. Performing a manipulation of the argument enable results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.

A vulnerability was identified in Tenda AC15 15.03.05.18. This impacts an unknown function of the file /goform/setNotUpgrade. Such manipulation of the argument newVersion leads to stack-based buffer overflow. The attack may be launched remotely. The exploit is publicly available and might be used.

A vulnerability was determined in Tenda AC15 15.03.05.18. This affects an unknown function of the file /goform/fastsettingpppoeset. This manipulation of the argument Password causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.

A vulnerability was found in Tenda AC15 15.03.05.18. The impacted element is an unknown function of the file /goform/SetDDNSCfg of the component POST Parameter Handler. The manipulation of the argument ddnsEn results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been made public and could be used.

A vulnerability was identified in Tenda AC15 15.13.07.13. Affected by this vulnerability is the function checkfwtype/splitfireware/checkfw of the component Firmware Update Handler. The manipulation leads to insufficient verification of data authenticity. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.

A Stack-based Buffer Overflow vulnerability exists in the Tenda AC15 V15.03.05.18multi device via the list parameter in a post request in goform/SetIpMacBind.

A vulnerability was found in Tenda AC6, AC7, AC8, AC9, AC10, AC10U, AC15, AC18, AC500 and AC1206 up to 20241022. It has been rated as problematic. This issue affects the function websReadEvent of the file /goform/GetIPTV. The manipulation of the argument Content-Length leads to null pointer dereference. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Tenda AC7 through V15.03.06.44CN, AC9 through V15.03.05.19(6318)CN, and AC10 through V15.03.06.23CN devices have a Stack-based Buffer Overflow via a long limitSpeed or limitSpeedup parameter to an unspecified /goform URI.

Directory Traversal vulnerability in appdatacenter on Shenzhen Tenda Ac9 USAC9V1.0BRV15.03.05.14multiTD01, Ac9 ac9kfV15.03.05.19(6318)cn, Ac15 USAC15V1.0BRV15.03.05.18multiTD01, Ac15 USAC15V1.0BRV15.03.05.19multiTD01, Ac18 USAC18V1.0BRV15.03.05.05multiTD01, and Ac18 ac18kfV15.03.05.19(6318)cn devices allows remote unauthenticated attackers to read arbitrary files via a cgi-bin/luci/request?op=1&path= URI that uses directory traversal sequences after a /usb/ substring.

An issue was discovered on Tenda AC7 V15.03.06.44CN, AC9 V15.03.05.19(6318)CN, AC10 V15.03.06.23CN, AC15 V15.03.05.19CN, and AC18 V15.03.05.19(6318)CN devices. There is a buffer overflow vulnerability in the router's web server -- httpd. While processing the 'deviceList' parameter for a post request, the value is directly used in a strcpy to a local variable placed on the stack, which overrides the return address of the function.

An issue was discovered on Tenda AC7 V15.03.06.44CN, AC9 V15.03.05.19(6318)CN, AC10 V15.03.06.23CN, AC15 V15.03.05.19CN, 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.

An issue was discovered on Tenda AC7 V15.03.06.44CN, AC9 V15.03.05.19(6318)CN, AC10 V15.03.06.23CN, AC15 V15.03.05.19CN, and AC18 V15.03.05.19(6318)CN devices. There is a buffer overflow vulnerability in the router's web server -- httpd. While processing the 'deviceMac' parameter for a post request, the value is directly used in a sprintf to a local variable placed on the stack, which overrides the return address of the function.

An issue was discovered on Tenda AC7 V15.03.06.44CN, AC9 V15.03.05.19(6318)CN, AC10 V15.03.06.23CN, AC15 V15.03.05.19CN, and AC18 V15.03.05.19(6318)CN devices. There is a buffer overflow vulnerability in the router's web server -- httpd. While processing the 'startIp' and 'endIp' parameters for a post request, each value is directly used in a sprintf to a local variable placed on the stack, which overrides the return address of the function.