A vulnerability was found in TOTOLINK T10, A3100R, A950RG, A800R, N600R, A3000RU and A810R 4.1.8cu.5241B20210927. It has been declared as critical. This vulnerability affects the function CloudACMunualUpdate of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument FileName leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

A vulnerability was found in TOTOLINK AC1200 T8 and AC1200 T10 4.1.5cu.861B20230220/4.1.8cu.5207. It has been declared as critical. Affected by this vulnerability is the function setStaticDhcpRules of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument desc leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability was found in TOTOLINK AC1200 T8 and AC1200 T10 4.1.5cu.861B20230220/4.1.8cu.5207. It has been classified as critical. Affected is the function setIpPortFilterRules of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument desc leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. 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 TOTOLINK AC1200 T8 and AC1200 T10 4.1.5cu.861B20230220/4.1.8cu.5207. This affects the function setParentalRules of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument desc/week/sTime/eTime leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Other parameters might be affected as well. The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability classified as critical has been found in TOTOLINK T10 AC1200 4.1.8cu.5207. Affected is an unknown function of the file /squashfs-root/webcste/cgi-bin/product.ini of the component Telnet Service. The manipulation leads to hard-coded credentials. 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.

TOTOLINK T10v2 5.9c.5061B20200511 has a stack-based buffer overflow in setWiFiWpsConfig in /lib/cstemodules/wps.so. Attackers can send crafted data in an MQTT packet, via the pin parameter, to control the return address and execute code.

TOTOLINK T10v2 5.9c.5061B20200511 has a stack-based buffer overflow in setStaticDhcpConfig in /lib/cstemodules/lan.so. Attackers can send crafted data in an MQTT packet, via the comment parameter, to control the return address and execute code.

Two Buffer Overflow vulnerabilities exists in T10 V2Firmware V4.1.8cu.5207B20210320 in the httprequestparse function when processing host data in the HTTP request process.

TOTOLink T10 V5.9c.5061B20200511 was discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attackers to execute arbitrary commands via the QUERYSTRING parameter.

A command injection vulnerability in the function recvSlaveUpgstatus of TOTOLINK Technology routers T6 V3Firmware T6V3V4.1.5cu.748B20211015 and T10 V2Firmware V4.1.8cu.5207B20210320 allows attackers to execute arbitrary commands via a crafted MQTT packet.

A command injection vulnerability in the function meshSlaveUpdate of TOTOLINK Technology routers T6 V3Firmware T6V3V4.1.5cu.748B20211015 and T10 V2Firmware V4.1.8cu.5207B20210320 allows attackers to execute arbitrary commands via a crafted MQTT packet.

A command injection vulnerability in the function meshSlaveDlfw of TOTOLINK Technology router T6 V3Firmware T6V3V4.1.5cu.748B20211015 allows attackers to execute arbitrary commands via a crafted MQTT packet.

A command injection vulnerability in the function recvSlaveCloudCheckStatus of TOTOLINK Technology routers T6 V3Firmware T6V3V4.1.5cu.748B20211015 and T10 V2Firmware V4.1.8cu.5207B20210320 allows attackers to execute arbitrary commands via a crafted MQTT packet.

A command injection vulnerability in the function updateWifiInfo of TOTOLINK Technology routers T6 V3Firmware T6V3V4.1.5cu.748B20211015 and T10 V2Firmware V4.1.8cu.5207B20210320 allows attackers to execute arbitrary commands via a crafted MQTT packet.