A vulnerability classified as critical was found in Tenda i21 1.0.0.14(4656). This vulnerability affects the function formGetDiagnoseInfo. The manipulation of the argument cmdinput 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-263080. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability has been found in Tenda i21 1.0.0.14(4656) and classified as critical. Affected by this vulnerability is the function formSetUplinkInfo of the file /goform/setUplinkInfo. The manipulation of the argument pingHostIp2 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-263083. 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 i21 1.0.0.14(4656). Affected by this issue is the function formQosManageDouble_user. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack may be launched remotely. The identifier of this vulnerability is VDB-262136. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability was found in Tenda A301 15.13.08.12_multi_TDE01. It has been rated as critical. This issue affects the function formAddMacfilterRule of the file /goform/setBlackRule. The manipulation of the argument deviceList leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-262223. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability was found in Tenda AX1806 1.0.0.1 and classified as critical. Affected by this issue is the function formSetRebootTimer of the file /goform/SetRebootTimer. The manipulation of the argument rebootTime leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-262130 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 was found in Tenda i21 1.0.0.14(4656). It has been declared as critical. Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset. The manipulation of the argument ssidIndex 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-262141 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability has been found in Tenda i21 1.0.0.14(4656) and classified as critical. This vulnerability affects the function formQosManage_auto. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack can be initiated remotely. VDB-262138 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Tenda G3 v3.0 v15.11.0.20 was discovered to contain a stack overflow via the formSetPortMapping function.

Tenda G3 v3.0 v15.11.0.20 was discovered to contain a command injection vulnerability via the formSetDebugCfg function.

Tenda G3 v3.0 v15.11.0.20 was discovered to contain a command injection vulnerability via the formSetUSBPartitionUmount function.

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.

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.

A vulnerability was found in Tenda O3 1.0.0.10(2478). It has been rated as critical. This issue affects the function fromSafeSetMacFilter of the file /goform/setMacFilterList. The manipulation of the argument 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. The associated identifier of this vulnerability is VDB-272555. 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 O3 1.0.0.10. Affected is the function fromDhcpSetSer. The manipulation of the argument dhcpEn/startIP/endIP/preDNS/altDNS/mask/gateway 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-272118 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 classified as critical was found in Tenda O3 1.0.0.10. This vulnerability affects the function formQosSet. The manipulation of the argument remark/ipRange/upSpeed/downSpeed/enable 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-272116. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Tenda AC8v4 V16.03.34.06 has a stack overflow vulnerability. Affected by this vulnerability is the function setSchedWifi of the file /goform/openSchedWifi. The manipulation of the argument schedStartTime leads to stack-based buffer overflow.

A vulnerability was found in Tenda FH1206 1.2.0.8. It has been declared as critical. Affected by this vulnerability is the function fromSafeClientFilter/fromSafeMacFilter/fromSafeUrlFilter. 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. 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 O3 1.0.0.10. This issue affects the function formexeCommand. The manipulation of the argument cmdinput leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-272117 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability was found in Tenda i21 1.0.0.14(4656) and classified as critical. Affected by this issue is the function formWifiMacFilterGet. The manipulation of the argument index 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-263084. 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 i21 1.0.0.14(4656). Affected is the function formSetAutoPing. The manipulation of the argument ping1/ping2 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-263082 is the identifier 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 is vulnerable to Buffer Overflow via /goform/SetFirewallCfg.

A weakness has been identified in Tenda AC9 15.03.06.42_multi. Affected is the function formGetDdosDefenceList. This manipulation of the argument security.ddos.map causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.

A security vulnerability has been detected in Tenda AC9 15.03.06.42_multi. Affected by this vulnerability is the function formGetRebootTimer. Such manipulation of the argument sys.schedulereboot.start_time/sys.schedulereboot.end_time leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

A security vulnerability has been detected in Tenda AC21 and AC23 16.03.08.16. Affected is the function GetParentControlInfo of the file /goform/GetParentControlInfo. Such manipulation of the argument mac leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

A vulnerability was detected in Tenda AC1206 15.03.06.23. Affected is the function GetParentControlInfo of the file /goform/GetParentControlInfo. The manipulation of the argument mac results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.

An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A buffer overflow vulnerability exists in the router's web server (httpd). When processing the page parameters for a post request, the value is directly written with sprintf to a local variable placed on the stack, which overrides the return address of the function, a causing buffer overflow.

Buffer Overflow vulnerability in Tenda i29 versions 1.0 V1.0.0.5 and 1.0 V1.0.0.2, allows remote attackers to cause a denial of service (DoS) via the pingIp parameter in the pingSet function.

There is a buffer overflow vulnerability in the Web server httpd of the router in Tenda router devices such as Tenda AC9 V1.0 V15.03.02.19(6318) and Tenda AC9 V3.0 V15.03.06.42_multi. When setting the virtual service, the httpd program will crash and exit when the super-long list parameter occurs.

Tenda i29 v1.0 V1.0.0.5 was discovered to contain a buffer overflow via the time parameter in the sysLogin function.

A Buffer overflow vulnerability in function fromAdvSetMacMtuWan of bin httpd in Tenda AC10V4.0 V16.03.10.20 allows remote attackers to cause denial of service and possibly code execution by sending a post request with a crafted payload (field `serviceName`) to /goform/AdvSetMacMtuWan.

Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the deviceId parameter in /goform/saveParentControlInfo.

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

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

Buffer Overflow vulnerability in Tenda AC10 v4 US_AC10V4.0si_V16.03.10.20_cn allows a remote attacker to execute arbitrary code via the Virtual_Data_Check function in the bin/httpd component.

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

Tenda AX1803 v1.0.0.1 contains a stack overflow via the serviceName parameter in the function fromAdvSetMacMtuWan.

Multiple buffer overflows in the SetClientState function of Tenda AC6 v.15.03.06.50 allows attackers to cause a Denial of Service (DoS) via injecting a crafted payload into the limitSpeed, deviceId, and limitSpeedUp parameters.

Tenda W18E V16.01.0.8(1625) is vulnerable to Buffer Overflow. An attacker with access to the web management portal can exploit this vulnerability by sending specially crafted data to the delWewifiPic function.

A Buffer Overflow vulnerability in Tenda AC500 v.2.0.1.9 allows a remote attacker to cause a denial of service via the port parameter at the goform/setVlanInfo component.

Tenda AC8v4 V16.03.34.06 has a stack overflow vulnerability in the fromAdvSetMacMtuWan function.

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

Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 was discovered to contain a stack overflow via the security parameter in the formWifiBasicSet function.

Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 was discovered to contain a stack overflow via the mac parameter in the GetParentControlInfo function.

Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 was discovered to contain a stack overflow via the timeZone parameter in the fromSetSysTime function.

Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 was discovered to contain a stack overflow via the list parameter in the fromSetIpMacBind function.

Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 was discovered to contain a stack overflow via the deviceId parameter in the addWifiMacFilter function.

Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 was discovered to contain multiple stack overflows in the formSetMacFilterCfg function via the macFilterType and deviceList parameters.

Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 was discovered to contain a stack overflow via the domain parameter in the add_white_node function.

Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 was discovered to contain a stack overflow via the ssid parameter in the form_fast_setting_wifi_set function.