Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, AC5 V1.0 V15.03.06.28, FH1203 V2.0.1.6, AC9 V3.0 V15.03.06.42_multi and FH1205 V2.0.0.7(775) were discovered to contain a stack overflow via the speed_dir parameter in the formSetSpeedWan function.

Tenda F1202 V1.2.0.9 and FH1202 V1.2.0.9 were discovered to contain a stack overflow via the mit_ssid parameter in the formWrlsafeset 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 WH450 v1.0.0.18 was discovered to contain a buffer overflow via the function fgets.

Buffer Overflow vulnerability in Tenda Ac19 v.1.0, AC18, AC9 v.1.0, AC6 v.2.0 and v.1.0 allows a remote attacker to execute arbitrary code via the formSetCfm function in bin/httpd.

Tenda F1203 V2.0.1.6, FH1203 V2.0.1.6 and FH1205 V2.0.0.7(775) were discovered to contain a stack overflow via the ssid parameter in the form_fast_setting_wifi_set function.

Tenda FH1203 V2.0.1.6 was discovered to contain a stack overflow via the page parameter in the fromAddressNat function.

Tenda FH1203 V2.0.1.6 was discovered to contain a stack overflow via the deviceId parameter in the formSetDeviceName function.

Tenda F1202 V1.0BR_V1.2.0.20(408), FH1202_V1.2.0.19_EN were discovered to contain a stack overflow in the page parameter in the function fromRouteStatic.

Tenda FH1203 V2.0.1.6 was discovered to contain a stack overflow via the deviceId parameter in the addWifiMacFilter function.

Tenda F1202 V1.0BR_V1.2.0.20(408), FH1202_V1.2.0.19_EN were discovered to contain a stack overflow in the page parameter in the function fromqossetting.

Tenda AC1206 V15.03.06.23, F1202 V1.2.0.20(408), and FH1202 V1.2.0.20(408) were discovered to contain a stack overflow in the page parameter in the fromSetIpBind function.

Tenda AC10 US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the setSchedWifi function. This vulnerability allows attackers to cause a Denial of Service (DoS) or execute arbitrary code via a crafted payload.

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

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

Tenda V15V1.0 V15.11.0.14(1521_3190_1058) was discovered to contain a buffer overflow vulnerability via the wifiFilterListRemark parameter in the modifyWifiFilterRules function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the time parameter in the sub_4a79ec function.

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.

A vulnerability was found in Tenda A18 up to 15.13.07.09. It has been rated as critical. This issue affects the function SetCmdlineRun of the file /goform/SetCmdlineRun of the component HTTP POST Request Handler. The manipulation of the argument wpapsk_crypto5g leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

In Tenda AC15 V15.03.05.19, the function GetValue contains a stack-based buffer overflow vulnerability.

In Tenda AC15 V15.03.05.19, the function "sub_8EE8" contains a stack-based buffer overflow vulnerability.

In Tenda AC15 V15.03.05.19, the function "henan_pppoe_user" contains a stack-based buffer overflow vulnerability.

A vulnerability classified as critical has been found in Tenda AC6 15.03.05.16. Affected is the function GetParentControlInfo of the file /goform/GetParentControlInfo. The manipulation of the argument src/mac leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Other parameters might be affected as well.

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 AC18 v15.03.05.19(6318_)_cn was discovered to contain a command injection vulnerability via the deviceName parameter in the setUsbUnload function.

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.

In Tenda AC15 V15.03.05.19, the function "sub_ED14" contains a stack-based buffer overflow vulnerability.

A vulnerability classified as critical was found in Tenda AC6 US_AC6V1.0BR_V15.03.05.19. Affected by this vulnerability is the function fromDhcpListClient. 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-230077 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Tenda AX3 V16.03.12.11 was discovered to contain a command injection vulnerability via the lanip parameter at /goform/AdvSetLanip.

Tenda AX3 V16.03.12.11 was discovered to contain a stack overflow via the shareSpeed parameter at /goform/WifiGuestSet.

Tenda AC10 US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the formSetFirewallCfg function. This vulnerability allows attackers to cause a Denial of Service (DoS) or execute arbitrary code via a crafted payload.

Tenda AC10 US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the sub_45EC1C function. This vulnerability allows attackers to cause a Denial of Service (DoS) or execute arbitrary code via a crafted payload.

Tenda W20E v15.11.0.6 was discovered to contain multiple stack overflows in the function formSetStaticRoute via the parameters staticRouteNet, staticRouteMask, staticRouteGateway, staticRouteWAN.

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the wrlEn parameter at /goform/WifiBasicSet.

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the wepkey parameter at /goform/WifiBasicSet.

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the wepkey2 parameter at /goform/WifiBasicSet.

A vulnerability was found in Tenda O5 1.0.0.8(5017). It has been classified as critical. This affects the function fromSafeSetMacFilter of the file /goform/setMacFilterList. The manipulation of the argument remark/type/time leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability, which was classified as critical, has been found in Tenda G3 15.11.0.20. This issue affects the function formSetDebugCfg of the file /goform/setDebugCfg. The manipulation of the argument enable/level/module leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability was found in Tenda O1 1.0.0.7(10648) and classified as critical. Affected by this issue is the function fromDhcpSetSer of the file /goform/DhcpSetSer. The manipulation of the argument dhcpStartIp/dhcpEndIp/dhcpGw/dhcpMask/dhcpLeaseTime/dhcpDns1/dhcpDns2 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability, which was classified as critical, was found in Tenda G3 15.11.0.20. Affected is the function formSetSysTime of the file /goform/SetSysTimeCfg. The manipulation of the argument sysTimePolicy leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the wepkey1 parameter at /goform/WifiBasicSet.

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the security_5g parameter at /goform/WifiBasicSet.

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the security parameter at /goform/WifiBasicSet.

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

Tenda F1203 V2.0.1.6 was discovered to contain a buffer overflow via the page parameter at /goform/VirtualSer.

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the wrlEn_5g parameter at /goform/WifiBasicSet.

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the wepauth parameter at /goform/WifiBasicSet.

A vulnerability was found in Tenda O6 1.0.0.7(2054). It has been rated as critical. This issue affects the function fromSafeSetMacFilter of the file /goform/setMacFilterList. The manipulation of the argument remark/type/time leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the wrlPwd_5g parameter at /goform/WifiBasicSet.

A vulnerability was found in Tenda FH1206 02.03.01.35 and classified as critical. Affected by this issue is the function formSafeEmailFilter of the file /goform/SafeEmailFilter of the component HTTP POST Request Handler. The manipulation of the argument page leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.