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

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

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

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 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 wifiTime module. This vulnerability allows attackers to cause a Denial of Service (DoS) via crafted overflow data.

Stack-based Buffer Overflow vulnerability in Shenzhen Tenda Technology Co Tenda AC6V2 (setDoubleL2tpConfig->guest_ip_check(overflow arg: mask) modules) allows Overflow Buffers.This issue affects Tenda AC6V2: through 15.03.06.50

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.

Stack-based Buffer Overflow vulnerability in Shenzhen Tenda Technology Co Tenda AC6V2 (setDoublePppoeConfig->guest_ip_check(overflow arg: mask) modules) allows Overflow Buffers.This issue affects Tenda AC6V2: through 15.03.06.50

Stack-based Buffer Overflow vulnerability in Shenzhen Tenda Technology Co Tenda AC6V2 (fromAdvSetLanip(overflow arg:lanMask) modules) allows Overflow Buffers.This issue affects Tenda AC6V2: through 15.03.06.50

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.

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 O6 V3.0 firmware V1.0.0.7(2054) contains a stack overflow vulnerability in the formexeCommand function.

Tenda FH451 v1.0.0.9 has a stack overflow vulnerability located in the RouteStatic function.

Tenda AX1806 v1.0.0.1 contains a stack overflow via the iptv.city.vlan parameter in the function formGetIptv.

Tenda AX1806 v1.0.0.1 contains a stack overflow via the adv.iptv.stballvlans parameter in the function setIptvInfo.

Tenda AX1806 v1.0.0.1 contains a stack overflow via the iptv.stb.port parameter in the function setIptvInfo.

Tenda AX1806 v1.0.0.1 contains a stack overflow via the iptv.city.vlan parameter in the function setIptvInfo.

Tenda AX1806 v1.0.0.1 contains a stack overflow via the iptv.stb.mode parameter in the function formGetIptv.

Tenda AX1806 v1.0.0.1 contains a stack overflow via the adv.iptv.stbpvid parameter in the function setIptvInfo.

Tenda AX1806 v1.0.0.1 contains a stack overflow via the serverName parameter in the function form_fast_setting_internet_set.

Tenda Router W30E V1.0.1.25(633) is vulnerable to Buffer Overflow in function fromRouteStatic via parameters entrys and mitInterface.

Tenda AX1806 v1.0.0.1 contains a stack overflow via the iptv.stb.port parameter in the function formGetIptv.

Tenda AX1806 v1.0.0.1 contains a stack overflow via the adv.iptv.stballvlans parameter in the function formGetIptv.

Tenda AX1806 v1.0.0.1 contains a stack overflow via the adv.iptv.stbpvid parameter in the function formGetIptv.

Tenda AC7 V1.0 V15.03.06.44, Tenda AC9 V3.0 V15.03.06.42_multi, and Tenda AC5 V1.0RTL_V15.03.06.28 were discovered to contain a stack overflow via parameter list at url /goform/SetIpMacBind.

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the schedendtime parameter in the openSchedWifi function.

Tenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the page parameter in the fromP2pListFilter function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Tenda W18E V16.01.0.8(1576) contains a stack overflow vulnerability via the portMirrorMirroredPorts parameter in the formSetNetCheckTools function.

Tenda FH1201 v1.2.0.14 was discovered to contain a stack-based buffer overflow vulnerability via the entrys parameter at ip/goform/RouteStatic.

Tenda FH1201 v1.2.0.14 was discovered to contain a stack-based buffer overflow vulnerability via the list1 parameter at ip/goform/DhcpListClient.

A vulnerability in /goform/SetNetControlList in the sub_656BC function in Tenda AX1806 1.0.0.1 firmware leads to stack-based buffer overflow.

Tenda FH1201 v1.2.0.14 was discovered to contain a stack-based buffer overflow vulnerability via the mitInterface parameter in ip/goform/RouteStatic

A vulnerability classified as critical was found in Tenda AC500 2.0.1.9(1307). Affected by this vulnerability is the function formexeCommand of the file /goform/execCommand. The manipulation of the argument cmdinput 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-261145 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Tenda AC10 version US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the list parameter in the function sub_49E098.

Tenda AC10 version US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the shareSpeed parameter in the function fromSetWifiGuestBasic.

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.

Tenda AC10 version US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the time parameter in the function compare_parentcontrol_time.

Tenda FH1206 V1.2.0.8(8155)_EN was discovered to contain a stack-based buffer overflow vulnerability via the page parameter at ip/goform/NatStaticSetting.

Tenda AC18 V15.03.05.05 has a stack overflow vulnerability in the remoteIp parameter from formSetSafeWanWebMan function.

Tenda AC18 V15.03.3.10_EN was discovered to contain a stack-based buffer overflow vulnerability via the deviceId parameter at ip/goform/saveParentControlInfo.

Tenda FH1206 V1.2.0.8(8155)_EN was discovered to contain a stack-based buffer overflow vulnerability via the mitInterface parameter in ip/goform/addressNat.

Tenda FH1205 v2.0.0.7(775) has a stack overflow vulnerability in the list1 parameter from fromDhcpListClient function.

Tenda FH1205 v2.0.0.7(775) has a stack overflow vulnerability in the mitInterface parameter from fromAddressNat function.

Tenda FH1202 v1.2.0.14(408) has a stack overflow vulnerability in the deviceId parameter of the addWifiMacFilter function.

Tenda FH1205 v2.0.0.7(775) has a stack overflow vulnerability in the page parameter from fromAddressNat function.

A vulnerability, which was classified as critical, has been found in Tenda AC10 16.03.10.13/16.03.10.20. Affected by this issue is the function fromSetSysTime of the file /goform/SetSysTimeCfg. The manipulation of the argument timeZone leads to stack-based buffer overflow. 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-257780. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability was found in Tenda AC15 15.03.20_multi. It has been declared as critical. This vulnerability affects the function saveParentControlInfo of the file /goform/saveParentControlInfo. The manipulation of the argument urls 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 identifier of this vulnerability is VDB-257776. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability classified as critical has been found in Tenda AC15 15.03.20_multi. Affected is the function R7WebsSecurityHandler of the file /goform/execCommand of the component Cookie Handler. The manipulation of the argument password 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. VDB-257670 is the identifier assigned to this vulnerability. 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 AC15 15.03.05.18/15.03.20_multi. Affected is the function formSetFirewallCfg of the file /goform/SetFirewallCfg. The manipulation of the argument firewallEn 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. The identifier of this vulnerability is VDB-257664. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.