Tenda i29V1.0 V1.0.0.5 was discovered to contain a hardcoded password for root.
Command Injection in Tenda G1 and G3 routers with firmware versions v15.11.0.17(9502)_CN or v15.11.0.16(9024)_CN allows remote attackers to execute arbitrary OS commands via a crafted "action/umountUSBPartition" request. This occurs because the "formSetUSBPartitionUmount" function executes the "doSystemCmd" function with untrusted input.
Command Injection in Tenda G0 routers with firmware versions v15.11.0.6(9039)_CN and v15.11.0.5(5876)_CN , and Tenda G1 and G3 routers with firmware versions v15.11.0.17(9502)_CN or v15.11.0.16(9024)_CN allows remote attackers to execute arbitrary OS commands via a crafted action/setDebugCfg request. This occurs because the "formSetDebugCfg" function executes glibc's system function with untrusted input.
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 formSetClientState 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.
A vulnerability classified as critical was found in Tenda AC10U 15.03.06.49_multi_TDE01. Affected by this vulnerability is the function formQuickIndex. The manipulation of the argument PPPOEPassword 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-252127. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
A vulnerability was found in Tenda AC10U 15.03.06.49_multi_TDE01. It has been classified as critical. Affected is the function fromAddressNat. The manipulation of the argument entrys/mitInterface/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. The identifier of this vulnerability is VDB-252132. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Tenda AC6(AC1200) v5.0 Firmware v02.03.01.114 and below contains a vulnerability which allows attackers to remove the Wi-Fi password and force the device into open security mode via a crafted packet sent to goform/setWizard.
Tenda AC15 WiFi Router V15.03.05.19_multi and AC18 WiFi Router V15.03.05.19_multi were discovered to contain a buffer overflow via the filePath parameter at /goform/expandDlnaFile.
Tenda AC10 v15.03.06.26 was discovered to contain a command injection vulnerability via the mac parameter in the function formWriteFacMac.
Tenda AC18 Router through V15.03.05.05_EN and through V15.03.05.19(6318) CN devices could cause a remote code execution due to incorrect authentication handling of vulnerable logincheck() function in /usr/lib/lua/ngx_authserver/ngx_wdas.lua file if the administrator UI Interface is set to "radius".
Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 was discovered to contain a stack overflow via the schedEndTime parameter in the setSchedWifi 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 timeZone parameter in the fromSetSysTime 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.
An issue was discovered on Tenda AC6 V1.0 V15.03.05.19_multi_TD01, AC9 V1.0 V15.03.05.19(6318)_CN, AC9 V3.0 V15.03.06.42_multi, AC15 V1.0 V15.03.05.19_multi_TD01, and AC18 V15.03.05.19(6318_)_CN devices. There is a buffer overflow vulnerability in the router's web server -- httpd. While processing the /goform/SetNetControlList list parameter for a POST request, a value is directly used in a strcpy to a local variable placed on the stack, which overwrites the return address of a function. An attacker can construct a payload to carry out arbitrary code execution attacks.
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 domain parameter in the add_white_node function.
An issue was discovered on Tenda AC6 V1.0 V15.03.05.19_multi_TD01, AC9 V1.0 V15.03.05.19(6318)_CN, AC9 V3.0 V15.03.06.42_multi, AC15 V1.0 V15.03.05.19_multi_TD01, and AC18 V15.03.05.19(6318_)_CN devices. There is a buffer overflow vulnerability in the router's web server -- httpd. While processing the /goform/SetSpeedWan speed_dir parameter for a POST request, a value is directly used in a sprintf to a local variable placed on the stack, which overwrites the return address of a function. An attacker can construct a payload to carry out arbitrary code execution attacks.
An issue was discovered on Tenda AC6 V1.0 V15.03.05.19_multi_TD01, AC9 V1.0 V15.03.05.19(6318)_CN, AC9 V3.0 V15.03.06.42_multi, AC15 V1.0 V15.03.05.19_multi_TD01, and AC18 V15.03.05.19(6318_)_CN devices. There is a buffer overflow vulnerability in the router's web server -- httpd. While processing the /goform/setcfm funcpara1 parameter for a POST request, a value is directly used in a sprintf to a local variable placed on the stack, which overwrites the return address of a function. An attacker can construct a payload to carry out arbitrary code execution attacks.
Tenda AC10U v1.0 US_AC10UV1.0RTL_V15.03.06.49_multi_TDE01 was discovered to contain a stack overflow via the speed_dir parameter in the formSetSpeedWan 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.
Tenda AC23 v16.03.07.44 was discovered to contain a stack overflow via the security_5g parameter in the function formWifiBasicSet.
Tenda G3 v3.0 v15.11.0.20 was discovered to contain a stack overflow via the formSetPortMapping function.
Tenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the qos parameter in the fromqossetting function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.
Tenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the page parameter in the frmL7ImForm function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.
Tenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the page parameter in the fromAddressNat function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.
Tenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the PPW parameter in the fromWizardHandle function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.
Tenda FH1201 v1.2.0.14 was discovered to contain a stack-based buffer overflow vulnerability via the page parameter at ip/goform/NatStaticSetting.
Tenda FH1201 v1.2.0.14 was discovered to contain a stack-based buffer overflow vulnerability via the funcpara1 parameter at ip/goform/setcfm.
Tenda FH1201 v1.2.0.14 was discovered to contain a stack-based buffer overflow vulnerability via the page parameter at ip/goform/DhcpListClient.
Tenda FH1201 v1.2.0.14 was discovered to contain a stack-based buffer overflow vulnerability via the entrys parameter at ip/goform/addressNat.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formIPMacBindAdd. This vulnerability allows attackers to cause a Denial of Service (DoS) via the IPMacBindRule parameter.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formSetSysTime. This vulnerability allows attackers to cause a Denial of Service (DoS) via the manualTime parameter.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formSetVirtualSer. This vulnerability allows attackers to cause a Denial of Service (DoS) via the DnsHijackRule parameter.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formAddDhcpBindRule. This vulnerability allows attackers to cause a Denial of Service (DoS) via the addDhcpRules parameter.
Tenda AC7 through V15.03.06.44_CN, AC9 through V15.03.05.19(6318)_CN, and AC10 through V15.03.06.23_CN devices have a Stack-based Buffer Overflow via a long limitSpeed or limitSpeedup parameter to an unspecified /goform URI.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formAddVpnUsers. This vulnerability allows attackers to cause a Denial of Service (DoS) via the vpnUsers parameter.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formSetPortMapping. This vulnerability allows attackers to cause a Denial of Service (DoS) via the portMappingServer, portMappingProtocol, portMappingWan, porMappingtInternal, and portMappingExternal parameters.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formAddDnsForward. This vulnerability allows attackers to cause a Denial of Service (DoS) via the DnsForwardRule parameter.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formSetPortMapping. This vulnerability allows attackers to cause a Denial of Service (DoS) via the portMappingServer, portMappingProtocol, portMappingWan, porMappingtInternal, and portMappingExternal parameters.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formDelDhcpRule. This vulnerability allows attackers to cause a Denial of Service (DoS) via the delDhcpIndex parameter.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function guestWifiRuleRefresh. This vulnerability allows attackers to cause a Denial of Service (DoS) via the qosGuestUpstream and qosGuestDownstream parameters.
Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formSetQvlanList. This vulnerability allows attackers to cause a Denial of Service (DoS) via the qvlanName parameter.
Tenda PA6 Wi-Fi Powerline extender 1.0.1.21 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the "Wireless" section in the web-UI. By sending a specially crafted hostname, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
A vulnerability, which was classified as critical, was found in Tenda AC10U 15.03.06.48. This affects the function formSetPPTPServer of the file /goform/SetPptpServerCfg. The manipulation of the argument endIP 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. The identifier VDB-257601 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 A301 15.13.08.12. It has been classified as critical. Affected is the function fromSetWirelessRepeat of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto 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-269160. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Tenda AC9 V15.03.2.13 is vulnerable to Buffer Overflow via httpd, form_fast_setting_wifi_set. httpd.
A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via a crafted POST request to /goform/SetStaticRouteCfg.