An issue was discovered on Tenda AC7 V15.03.06.44_CN, AC9 V15.03.05.19(6318)_CN, AC10 V15.03.06.23_CN, AC15 V15.03.05.19_CN, 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 'ntpServer' parameter for a post request, the value is directly used in a strcpy to a local variable placed on the stack, which overrides the return address of the function.

An issue was discovered on Tenda AC7 V15.03.06.44_CN, AC9 V15.03.05.19(6318)_CN, AC10 V15.03.06.23_CN, AC15 V15.03.05.19_CN, 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 'startIp' and 'endIp' parameters for a post request, each value is directly used in a sprintf to a local variable placed on the stack, which overrides the return address of the function.

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

In Tenda G3 US_G3V3.0br_V15.11.0.6(7663)_EN_TDE, in httpd binary, the addDhcpRule function has a buffer overflow caused by sscanf.

Tenda AC6 v2.0 v15.03.06.50 was discovered to contain a buffer overflow in the function 'fromSetSysTime.

An issue was discovered on Tenda AC7 V15.03.06.44_CN, AC9 V15.03.05.19(6318)_CN, AC10 V15.03.06.23_CN, AC15 V15.03.05.19_CN, 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 'deviceMac' parameter for a post request, the value is directly used in a sprintf to a local variable placed on the stack, which overrides the return address of the function.

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

An issue was discovered on Tenda AC7 V15.03.06.44_CN, AC9 V15.03.05.19(6318)_CN, AC10 V15.03.06.23_CN, AC15 V15.03.05.19_CN, and AC18 V15.03.05.19(6318)_CN devices. It is a buffer overflow vulnerability in the router's web server -- httpd. When processing the "firewallEn" parameter for a post request, the value is directly used in a strcpy to a local variable placed on the stack, which overrides the return address of the function.

A vulnerability in /goform/SetStaticRouteCfg in the sub_519F4 function in Tenda AX1806 1.0.0.1 firmware leads to stack-based buffer overflow.

An issue was discovered on Tenda AC7 V15.03.06.44_CN, AC9 V15.03.05.19(6318)_CN, AC10 V15.03.06.23_CN, AC15 V15.03.05.19_CN, 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 'deviceList' parameter for a post request, the value is directly used in a strcpy to a local variable placed on the stack, which overrides the return address of the function.

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

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.

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.

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

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 V15V1.0 was discovered to contain a buffer overflow vulnerability via the gotoUrl parameter in the formPortalAuth function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

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 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.

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

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

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

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

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

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

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

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

Heap-based Buffer Overflow on Tenda W15E devices before 15.11.0.14 allows remote attackers to cause a denial of service (temporary HTTP outage and forced logout) via unspecified vectors.

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

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

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

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the list parameter in the formwrlSSIDset function.

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the formWx3AuthorizeSet function.

Tenda i22 V1.0.0.3(4687) was discovered to contain a buffer overflow via the funcpara1 parameter in the formSetCfm function.

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via function R7WebsSecurityHandler.

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via function form_fast_setting_wifi_set.

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via function formSetMacFilterCfg.

Tenda AC18 V15.03.05.19 is vulnerable to Buffer Overflow via function formWifiWpsStart.

Tenda AC1200 US_AC6V2.0RTL_V15.03.06.51_multi_TDE01 was discovered to contain a buffer overflow in the 0x47c5dc function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Tenda AC1200 US_AC6V2.0RTL_V15.03.06.51_multi_TDE01 was discovered to contain a buffer overflow in the 0x47ce00 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Tenda AC1200 US_AC6V2.0RTL_V15.03.06.51_multi_TDE01 was discovered to contain a buffer overflow in the 0x47de1c function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Tenda AC1900 AP500(US)_V1_180320(Beta) was discovered to contain a buffer overflow in the 0x32384 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Tenda AC1200 US_AC6V2.0RTL_V15.03.06.51_multi_TDE01 was discovered to contain a buffer overflow in the 0x4a12cc function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Tenda RX9_Pro V22.03.02.10 is vulnerable to Buffer Overflow via httpd/setMacFilterCfg.

Tenda RX9_Pro V22.03.02.10 is vulnerable to Buffer Overflow via httpd/setIPv6Status.

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.

Tenda_TX9pro V22.03.02.10 was discovered to contain a buffer overflow via the component httpd/SetNetControlList.

Tenda RX9_Pro V22.03.02.10 is vulnerable to Buffer Overflow via httpd/SetNetControlList

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.

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.

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 `serverName`) to /goform/AdvSetMacMtuWan.