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.

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

Tenda AC9 V3.0BR_V15.03.06.42_multi_TD01 was discovered stack overflow via parameter 'firewall_value' at url /goform/SetFirewallCfg.

Tengda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin is vulnerable to Buffer Overflow via function "R7WebsSecurityHandler."

Tenda AC10 US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the sub_46AC38 function. This vulnerability allows attackers to cause a Denial of Service (DoS) or execute arbitrary code via a crafted payload.

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via /goform/fromSetWirelessRepeat.

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via /goform/FUN_0007343c.

Tenda AC10 US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the sub_45DC58 function. This vulnerability allows attackers to cause a Denial of Service (DoS) or execute arbitrary code via a crafted payload.

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via /goform/initIpAddrInfo.

Tenda F1202 V1.2.0.9, PA202 V1.1.2.5, PW201A V1.1.2.5 and FH1202 V1.2.0.9 were discovered to contain a stack overflow via the page parameter at /L7Im.

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via /goform/formWifiBasicSet.

Buffer Overflow vulnerability in the function setSchedWifi in Tenda AC9 v.3.0, firmware version v.15.03.06.42_multi allows a remote attacker to cause a denial of service or run arbitrary code via crafted overflow data.

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 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 fromP2pListFilter.

Tenda AC15 V15.03.05.19 is vulnerable to Buffer Overflow.

A vulnerability was found in Tenda AC23 16.03.07.45 and classified as critical. Affected by this issue is the function formSetSysToolDDNS/formGetSysToolDDNS of the file /bin/httpd. The manipulation leads to out-of-bounds write. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-220640.

Tenda AC500 V2.0.1.9(1307) is vulnerable to Buffer Overflow in function fromRouteStatic via parameters entrys and mitInterface.

Tenda AC5 US_AC5V1.0RTL_V15.03.06.28 was discovered to contain a stack overflow via the R7WebsSecurityHandler function. This vulnerability allows attackers to cause a Denial of Service (DoS) or execute arbitrary code via a crafted payload.

Tenda AX3 V16.03.12.11 was discovered to contain a stack overflow via the timeType function at /goform/SetSysTimeCfg.

An issue was discovered on Tenda AC11 devices with firmware through 02.03.01.104_CN. A stack buffer overflow vulnerability in /goform/setVLAN allows attackers to execute arbitrary code on the system via a crafted post request.

An issue was discovered on Tenda AC11 devices with firmware through 02.03.01.104_CN. A stack buffer overflow vulnerability in /gofrom/setwanType allows attackers to execute arbitrary code on the system via a crafted post request. This occurs when input vector controlled by malicious attack get copied to the stack variable.

An issue was discovered on Tenda AC11 devices with firmware through 02.03.01.104_CN. A stack buffer overflow vulnerability in /goform/setmac allows attackers to execute arbitrary code on the system via a crafted post request.

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 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 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 AC18 V15.03.05.19 is vulnerable to Buffer Overflow via /goform/FUN_000c2318.

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

A vulnerability was found in Tenda AC8 16.03.34.09 and classified as critical. Affected by this issue is the function route_static_check of the file /goform/SetStaticRouteCfg. The manipulation of the argument list leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

A vulnerability was found in Tenda AC6 15.03.05.19 and classified as critical. Affected by this issue is the function formSetDeviceName of the file /goform/SetOnlineDevName. The manipulation of the argument devName 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 AC23 V16.03.07.45_cn was discovered to contain a stack overflow via the devName parameter in the formSetDeviceName function.

Tenda AC10 V15.03.06.23 contains a Stack overflow vulnerability via /goform/saveParentControlInfo.

Tenda TX3 US_TX3V1.0br_V16.03.13.11 is vulnerable to stack overflow via compare_parentcontrol_time.

Tenda AC18 V15.03.05.05 has a stack overflow vulnerability in the entrys parameter fromAddressNat function.

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 AC8V4 V16.03.34.06 was discovered to contain a stack overflow via the shareSpeed parameter in the sub_49E098 function.

Tenda AC1206 V15.03.06.23 was discovered to contain a stack overflow via the firewallEn parameter in the function formSetFirewallCfg.

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 wrlEn_5g 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 wrlPwd parameter at /goform/WifiBasicSet.

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

Tenda A15 V15.13.07.13 was discovered to contain a stack overflow via the wepkey3 parameter at /goform/WifiBasicSet.

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 was found in Tenda O6 1.0.0.7(2054). It has been declared as critical. This vulnerability affects the function frommacFilterModify of the file /goform/operateMacFilter. The manipulation of the argument mac leads to stack-based buffer overflow. The attack can 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 FH1206 1.2.0.8(8155). It has been classified as critical. Affected is the function fromqossetting of the file /goform/qossetting. The manipulation of the argument page 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.

A vulnerability classified as critical was found in Tenda A301 15.13.08.12. Affected by this vulnerability is the function fromSetWirelessRepeat of the file /goform/SetOnlineDevName. The manipulation of the argument devName 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 associated identifier of this vulnerability is VDB-269947. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the ssid parameter in the form_fast_setting_wifi_set function.

There is a stack overflow vulnerability in the SetStaticRouteCfg() function in the httpd service of Tenda AC9 15.03.2.21_cn.

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

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