Unauthenticated Telnet enablement via cstecgi.cgi (auth bypass) leading to unauthenticated root login with a blank password on factory/reset X5000R V9.1.0u.6369_B20230113 (arbitrary command execution). Earlier versions that share the same implementation, may also be affected.

TOTOLINK A720R V4.1.5cu.532_ B20210610 is vulnerable to Incorrect Access Control.

Two Buffer Overflow vulnerabilities exists in T10 V2_Firmware V4.1.8cu.5207_B20210320 in the http_request_parse function when processing host data in the HTTP request process.

Totolink devices A3100R v4.1.2cu.5050_B20200504, A830R v5.9c.4729_B20191112, and A720R v4.1.5cu.470_B20200911 were discovered to contain command injection vulnerability in the function setNoticeCfg. This vulnerability allows attackers to execute arbitrary commands via the IpFrom parameter.

The downloadFlile.cgi binary file in TOTOLINK EX200 V4.0.3c.7646_B20201211 has a command injection vulnerability when receiving GET parameters. The parameter name can be constructed for unauthenticated command execution.

In TOTOLINK EX1200T V4.1.2cu.5215, an attacker can bypass login by sending a specific request through formLoginAuth.htm.

TOTOLINK EX1200T V4.1.2cu.5215 is affected by a command injection vulnerability that can remotely execute arbitrary code.

TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function setLanguageCfg of the file global.so which can control langType to attack.

TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in the function setDiagnosisCfg of the file lib/cste_modules/system.so to control the ipDoamin.

TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function setDeviceName of the file global.so which can control thedeviceName to attack.

TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function NTPSyncWithHost of the file system.so which can control hostTime to attack.

A vulnerability was found in TOTOLINK CA300-PoE 6.2c.884. It has been classified as critical. Affected is the function SetWLanApcliSettings of the file wps.so. The manipulation of the argument PIN leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

A vulnerability classified as critical has been found in TOTOLINK CA300-PoE 6.2c.884. This affects the function QuickSetting of the file ap.so. The manipulation of the argument hour/minute leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

A vulnerability was found in TOTOLINK CA300-PoE 6.2c.884. It has been rated as critical. Affected by this issue is the function setUpgradeUboot of the file upgrade.so. The manipulation of the argument FileName leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

A vulnerability was found in TOTOLINK CA300-PoE 6.2c.884. It has been declared as critical. Affected by this vulnerability is the function setUpgradeFW of the file upgrade.so. The manipulation of the argument FileName leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

TOTOLINK A950RG V4.1.2cu.5204_B20210112 contains a buffer overflow vulnerability in the setUrlFilterRules interface of /lib/cste_modules/firewall.so. The vulnerability occurs because the `url` parameter is not properly validated for length, allowing remote attackers to trigger a buffer overflow, potentially leading to arbitrary code execution or denial of service.

A stack-based buffer overflow vulnerability was identified in TOTOLINK A950RG V4.1.2cu.5204_B20210112. The flaw exists in the setIpQosRules interface of /lib/cste_modules/firewall.so where the comment parameter is not properly validated for length.

TOTOLINK CA300-PoE V6.2c.884 was discovered to contain a hard code password for root which is stored in the component /etc/shadow.

TOTOLINK CA300-PoE V6.2c.884 was discovered to contain a command injection vulnerability via the plugin_version parameter in the setUnloadUserData function.

TOTOLINK CA300-PoE V6.2c.884 was discovered to contain a command injection vulnerability via the admpass parameter in the setPasswordCfg function.

In TOTOLINK A860R V4.1.2cu.5182_B20201027, the main function in downloadfile.cgi has a buffer overflow vulnerability.

A vulnerability was determined in TOTOLINK N600R 4.3.0cu.7866_B20220506. This vulnerability affects the function sub_4159F8 of the file /web_cste/cgi-bin/cstecgi.cgi. Executing manipulation can lead to command injection. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in TOTOLINK X6000R allows OS Command Injection.This issue affects X6000R: through V9.4.0cu.1458_B20250708.

A vulnerability was found in Totolink X6000R AX3000 9.4.0cu.852_20230719. It has been rated as critical. This issue affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component shttpd. The manipulation leads to command injection. The exploit has been disclosed to the public and may be used. The identifier VDB-254573 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 TOTOLINK AC1200 T8 4.1.5cu.862_B20230228 and classified as critical. Affected by this vulnerability is the function setDiagnosisCfg. The manipulation leads to os command injection. The attack can be launched remotely. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability was found in TOTOLINK AC1200 T8 4.1.5cu.862_B20230228. It has been rated as critical. This issue affects the function exportOvpn. The manipulation leads to buffer overflow. The attack may be initiated remotely. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability has been found in TOTOLINK EX1200L 9.3.5u.6146_B20201023 and classified as critical. Affected by this vulnerability is the function setLanguageCfg of the file /www/cgi-bin/cstecgi.cgi. The manipulation of the argument langType 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 TOTOLINK X6000R 9.4.0cu.852_20230719. This issue affects the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument rtLogServer leads to command injection. 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 TOTOLINK AC1200 T8 4.1.5cu.862_B20230228 and classified as critical. Affected by this issue is the function setDiagnosisCfg. The manipulation leads to buffer overflow. The attack may be launched remotely. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

A vulnerability was found in TOTOLINK AC1200 T8 4.1.5cu.862_B20230228. It has been declared as critical. This vulnerability affects the function setTracerouteCfg. The manipulation leads to buffer overflow. The attack can be initiated remotely. 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 TOTOLINK EX1200L 9.3.5u.6146_B20201023. Affected is the function setDefResponse of the file /www/cgi-bin/cstecgi.cgi. The manipulation of the argument IpAddress 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. 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 TOTOLINK T10 AC1200 4.1.8cu.5207. Affected is an unknown function of the file /squashfs-root/web_cste/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.

A vulnerability was found in TOTOLINK AC1200 T8 4.1.5cu.862_B20230228. It has been classified as critical. This affects the function setTracerouteCfg. The manipulation leads to os command injection. It is possible to initiate the attack remotely. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

TOTOLINK X18 V9.1.0cu.2053_B20230309 was discovered to contain a command injection vulnerability via the mac parameter in the setEasyMeshAgentCfg function.

TOTOLINK X18 V9.1.0cu.2053_B20230309 was discovered to contain a command injection vulnerability via the agentName parameter in the setEasyMeshAgentCfg function.

A vulnerability was found in TOTOLINK CP450 4.1.0cu.747_B20191224. It has been classified as critical. This affects an unknown part of the file /web_cste/cgi-bin/product.ini of the component Telnet Service. The manipulation leads to use of hard-coded password. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-273255. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Command Injection in TOTOLINK X5000R router with firmware v9.1.0u.6118_B20201102, and TOTOLINK A720R router with firmware v4.1.5cu.470_B20200911 allows remote attackers to execute arbitrary OS commands by sending a modified HTTP request. This occurs because the function executes glibc's system function with untrusted input. In the function, "ip" parameter is directly passed to the attacker, allowing them to control the "ip" field to attack the OS.

TOTOLINK X5000R v9.1.0cu_2415_B20250515 contains an argument injection vulnerability in the setDiagnosisCfg handler of the /usr/sbin/lighttpd executable. The ip parameter is retrieved via websGetVar and passed to a ping command through CsteSystem without validating if the input starts with a hyphen (-). This allows remote authenticated attackers to inject arbitrary command-line options into the ping utility, potentially leading to a Denial of Service (DoS) by causing excessive resource consumption or prolonged execution.

A vulnerability classified as critical was found in TOTOLINK CP900 6.3c.566. This vulnerability affects the function UploadCustomModule of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument File leads to 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-273556. 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 TOTOLINK X15 1.0.0-B20230714.1105. Affected by this issue is the function formMapReboot of the file /boafrm/formMapReboot. The manipulation of the argument deviceMacAddr leads to command injection. The attack may 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.

TOTOLINK-A3002R v4.0.0-B20230531.1404 was discovered to contain a command injection vulnerability in the devicemac parameter in the formMapDel endpoint.

TOTOLINK T6 V4.1.5cu.709_B20210518 is vulnerable to Buffer Overflow via cstecgi.cgi

In TOTOLINK A860R V4.1.2cu.5182_B20201027 in cstecgi.cgi, the acquired parameters are directly put into the system for execution without filtering, resulting in a command injection vulnerability.

TOTOLINK NR1800X V9.1.0u.6279_B20210910 contains a command injection via the hostName parameter in the setOpModeCfg function.

TOTOLINK NR1800X V9.1.0u.6279_B20210910 was discovered to contain an unauthenticated stack overflow via the "main" function.

A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101. It has been rated as critical. Affected by this issue is the function CloudACMunualUpdateUserdata of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument url leads to command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

TOTOLINK A3002R TOTOLINK-A3002R-He-V1.1.1-B20200824.0128 is vulnerable to Insecure Permissions via binary /bin/boa.

TOTOLink A700RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the lang parameter in the function cstesystem. This vulnerability allows attackers to execute arbitrary commands via a crafted payload.

In TOTOLINK A860R V4.1.2cu.5182_B20201027, the parameters in infostat.cgi are not filtered, causing a buffer overflow vulnerability.

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in TOTOLINK X6000R allows OS Command Injection.This issue affects X6000R: through V9.4.0cu.1360_B20241207.