A vulnerability was detected in TOTOLINK A950RG 4.1.2cu.5268B20221104. Affected is the function setWiFiMultipleConfig/delWiFiMultipleConfig of the file /cgi-bin/cstecgi.cgi of the component Multi-SSID Configuration. The manipulation of the argument wepkey2/wepkey3 results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.

A command injection vulnerability exists in the TOTOLINK A950RG Router firmware V5.9c.4592B20191022ALL within the system.so binary. The setDiagnosisCfg function retrieves the ipDoamin parameter from user input via websGetVar and concatenates it directly into a ping system command executed via CsteSystem() without any sanitization. An unauthenticated remote attacker can exploit this vulnerability to execute arbitrary commands on the device through specially crafted HTTP requests to the router's web interface.

A buffer overflow vulnerability exists in the TOTOLINK A950RG Router firmware V5.9c.4592B20191022ALL within the global.so binary. The getSaveConfig function retrieves the httphost parameter from user input via websGetVar and copies it into a fixed-size stack buffer (v13) using strcpy() without performing any length checks. An unauthenticated remote attacker can exploit this vulnerability by sending a specially crafted HTTP request to the router's web interface, potentially leading to arbitrary code execution.

A security vulnerability has been detected in TOTOLINK A950RG 4.1.2cu.5268B20221104. This impacts the function strcpy of the file /cgi-bin/cstecgi.cgi of the component Basic Wireless Configuration Handler. The manipulation of the argument wepkey leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.

A flaw has been found in TOTOLINK A950RG 4.1.2cu.5268B20221104. Affected by this vulnerability is the function setMacFilterRules of the file /cgi-bin/cstecgi.cgi of the component MAC Filter Handler. This manipulation of the argument addEffect causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used.

A weakness has been identified in TOTOLINK A950RG 4.1.2cu.5268B20221104. This affects the function setAppEasyWizardConfig of the file /cgi-bin/cstecgi.cgi of the component Easy Setup Wizard Handler. Executing a manipulation of the argument functionType can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.

A vulnerability was determined in TOTOLINK A950RG 4.1.2cu.5268B20221104. Affected is the function apmibset of the file firewall.so. This manipulation causes command injection. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.

A vulnerability was found in TOTOLINK A950RG 4.1.2cu.5268B20221104. This impacts the function getDeviceInfo of the file /var/lib/misc/udhcpd.leases of the component device-information Handler. The manipulation of the argument MAC address results in command injection. The attack can be launched remotely. The exploit has been made public and could be used.

A security flaw has been discovered in TOTOLINK A950RG 4.1.2cu.5268B20221104. Affected by this issue is the function sub402340 of the file infostat.cgi of the component Device-Information CGI. Performing a manipulation of the argument CONTENTLENGTH results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.

A flaw has been found in TOTOLINK A950RG 4.1.2cu.5268B20221104. Affected by this issue is the function UploadCustomModule of the file lib/cstemodules/product.so. Executing a manipulation of the argument FileMd5 can lead to command injection. The attack can be launched remotely. The exploit has been published and may be used.

A vulnerability was identified in TOTOLINK A950RG 4.1.2cu.5268B20221104. Affected by this vulnerability is the function getLanguageCfg of the file global.so. Such manipulation of the argument token leads to information disclosure. The attack may be launched remotely. The exploit is publicly available and might be used.

In TOTOLink A7100RU V7.4, A950RG V5.9, and T10 V5.9, the chrootlocaluser option is enabled in the vsftpd.conf. This could lead to unauthorized access to system files, privilege escalation, or use of the compromised server as a pivot point for internal network attacks.

TOTOLINK A950RG V4.1.2cu.5204B20210112 contains a buffer overflow vulnerability in the setUrlFilterRules interface of /lib/cstemodules/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 buffer overflow vulnerability exists in TOTOLINK A950RG V4.1.2cu.5204B20210112. The issue resides in the setRadvdCfg interface of the /lib/cstemodules/ipv6.so module. The function fails to properly validate the length of the user-controlled radvdinterfacename parameter, allowing remote attackers to trigger a stack buffer overflow.

A buffer overflow vulnerability exists in the setParentalRules interface of TOTOLINK A950RG V4.1.2cu.5204B20210112. The urlKeyword parameter is not properly validated, and the function concatenates multiple user-controlled fields into a fixed-size stack buffer without performing boundary checks. A remote attacker can exploit this flaw to cause denial of service or potentially achieve arbitrary code execution.

A stack-based buffer overflow vulnerability was identified in TOTOLINK A950RG V4.1.2cu.5204B20210112. The flaw exists in the setIpQosRules interface of /lib/cstemodules/firewall.so where the comment parameter is not properly validated for length.

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.

TOTOLINK A950RG V4.1.2cu.5204B20210112 contains a command execution vulnerability in the setDeviceName interface of the /lib/cstemodules/global.so library, specifically in the processing of the deviceMac parameter.

A command execution vulnerability exists in the TOTOLINK A950RG V4.1.2cu.5204B20210112. The vulnerability is located in the setNoticeCfg interface within the /lib/cstemodules/system.so library, specifically in the processing of the IpTo parameter.

TOTOlink A950RG V4.1.2cu.5204B20210112 contains a buffer overflow vulnerability. The vulnerability arises from the improper input validation of the NoticeUrl parameter in the setNoticeCfg interface of /lib/cstemodules/system.so.

TOTOLINK A830R V4.1.2cu.5182B20201102, A950RG V4.1.2cu.5161B20200903, A3000RU V5.9c.5185B20201128, and A3100R V4.1.2cu.5247B20211129 were found to contain a buffer overflow vulnerability in cstecgi.cgi

TOTOLINK A830R V4.1.2cu.5182B20201102, A950RG V4.1.2cu.5161B20200903, A3000RU V5.9c.5185B20201128, and A3100R V4.1.2cu.5247B20211129 were found to contain a buffer overflow vulnerability in downloadFile.cgi.

TOTOLINK A830R V4.1.2cu.5182B20201102, A950RG V4.1.2cu.5161B20200903, A3000RU V5.9c.5185B20201128, and A3100R V4.1.2cu.5247B20211129 was found to contain a buffer overflow vulnerability in downloadFile.cgi.

TOTOLINK A830R V4.1.2cu.5182B20201102, A950RG V4.1.2cu.5161B20200903, A3000RU V5.9c.5185B20201128, and A3100R V4.1.2cu.5247B20211129 were found to contain a buffer overflow vulnerability in downloadFile.cgi through the v14 parameter.

TOTOLINK A830R V4.1.2cu.5182B20201102, A950RG V4.1.2cu.5161B20200903, A3000RU V5.9c.5185B20201128, and A3100R V4.1.2cu.5247B20211129 were found to contain a buffer overflow vulnerability in downloadFile.cgi through the v5 parameter.

TOTOLINK A800R V4.1.2cu.5137B20200730, A810R V4.1.2cu.5182B20201026, A830R V4.1.2cu.5182B20201102, A950RG V4.1.2cu.5161B20200903, A3000RU V5.9c.5185B20201128, and A3100R V4.1.2cu.5247B20211129 contain a pre-auth buffer overflow vulnerability in the setNoticeCfg function through the IpForm parameter.

TOTOLINK A800R V4.1.2cu.5137B20200730, A810R V4.1.2cu.5182B20201026, A830R V4.1.2cu.5182B20201102, A950RG V4.1.2cu.5161B20200903, A3000RU V5.9c.5185B20201128, and A3100R V4.1.2cu.5247B20211129 were found to contain a pre-auth buffer overflow vulnerability in the setNoticeCfg function through the IpTo parameter.

TOTOLINK A800R V4.1.2cu.5137B20200730, A810R V4.1.2cu.5182B20201026, A830R V4.1.2cu.5182B20201102, A950RG V4.1.2cu.5161B20200903, A3000RU V5.9c.5185B20201128, and A3100R V4.1.2cu.5247B20211129 were found to contain a pre-auth remote command execution vulnerability in the NTPSyncWithHost function through the hostTime parameter.

TOTOLINK A830R V4.1.2cu.5182B20201102 was found to contain a pre-auth remote command execution vulnerability in the setNoticeCfg function through the NoticeUrl parameter.

TOTOLINK A950RG V4.1.2cu.5161B20200903 was found to contain a pre-auth remote command execution vulnerability in the setNoticeCfg function through the NoticeUrl parameter.