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.

A vulnerability classified as critical was found in Tenda AC8 16.03.34.06. This vulnerability affects the function formSetRebootTimer of the file /goform/SetSysAutoRebbotCfg. The manipulation of the argument rebootTime leads to stack-based buffer overflow. 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.

A vulnerability was found in Tenda AC8 16.03.34.06. It has been declared as critical. Affected by this vulnerability is the function compare_parentcontrol_time of the file /goform/saveParentControlInfo. The manipulation of the argument time leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This is not the same issue like CVE-2023-33671. The vendor was contacted early about this disclosure but did not respond in any way.

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.

Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC8 v4 V16.03.34.06, AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, AC5 V1.0 V15.03.06.28, AC9 V3.0 V15.03.06.42_multi and AC10 v4.0 V16.03.10.13 were discovered to contain a stack overflow via the list parameter in the formSetVirtualSer function.

Tenda AC1206 V15.03.06.23, AC8 V4 V16.03.34.06, AC5 V1.0 V15.03.06.28, AC10 v4.0 V16.03.10.13 and AC9 V3.0 V15.03.06.42_multi were discovered to contain a tack overflow via the list parameter in the formSetQosBand function.

Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC8 v4 V16.03.34.06, AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, F1203 V2.0.1.6, AC5 V1.0 V15.03.06.28, AC10 v4.0 V16.03.10.13 and FH1203 V2.0.1.6 were discovered to contain a stack overflow via the list parameter in the setaccount function.

Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the time parameter in the get_parentControl_list_Info function.

Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the firewallEn parameter in the formSetFirewallCfg function.

Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the shareSpeed parameter in the fromSetWifiGusetBasic function.