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CVE-2026-124057

TOTOLINK CA300-PoE cstecgi.cgi setWiFiMultipleConfig buffer overflow

A security flaw has been discovered in TOTOLINK CA300-PoE 6.2c.884. This impacts the function setWiFiMultipleConfig of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument Key1Str1 results in buffer overflow. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Vendors
CVE-2026-123958

TOTOLINK CA300-PoE cstecgi.cgi setLanConfig buffer overflow

A vulnerability was identified in TOTOLINK CA300-PoE 6.2c.884. The affected element is the function setLanConfig of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument lanDns/lanSecDns/langType leads to buffer overflow. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Vendors
CVE-2026-123959

TOTOLINK CA300-PoE cstecgi.cgi setLanguageCfg buffer overflow

A security flaw has been discovered in TOTOLINK CA300-PoE 6.2c.884. The impacted element is the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument langType results in buffer overflow. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Vendors
CVE-2026-124059

TOTOLINK CA300-PoE cstecgi.cgi setWiFiWdsAddConfig buffer overflow

A security vulnerability has been detected in TOTOLINK CA300-PoE 6.2c.884. Affected by this vulnerability is the function setWiFiWdsAddConfig of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ApCliKeyStr leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Vendors
CVE-2026-123960

TOTOLINK CA300-PoE cstecgi.cgi setWanConfig buffer overflow

A weakness has been identified in TOTOLINK CA300-PoE 6.2c.884. This affects the function setWanConfig of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument pppoeUser/priDns/secDns can lead to buffer overflow. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.

CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Vendors
CVE-2026-124060

TOTOLINK CA300-PoE cstecgi.cgi UploadCustomModule buffer overflow

A vulnerability was detected in TOTOLINK CA300-PoE 6.2c.884. Affected by this issue is the function UploadCustomModule of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument File results in buffer overflow. The attack may be launched remotely. The exploit is now public and may be used.

CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Vendors
CVE-2026-123961

TOTOLINK CA300-PoE cstecgi.cgi setWiFiBasicConfig buffer overflow

A security vulnerability has been detected in TOTOLINK CA300-PoE 6.2c.884. This impacts the function setWiFiBasicConfig of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument KeyStr leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Vendors
CVE-2026-123957

TOTOLINK CA300-PoE cstecgi.cgi setIpQosRules buffer overflow

A vulnerability was determined in TOTOLINK CA300-PoE 6.2c.884. Impacted is the function setIpQosRules of the file /cgi-bin/cstecgi.cgi. This manipulation of the argument ipStart causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.

CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Vendors
CVE-2026-124058

TOTOLINK CA300-PoE cstecgi.cgi setWiFiRepeaterConfig buffer overflow

A weakness has been identified in TOTOLINK CA300-PoE 6.2c.884. Affected is the function setWiFiRepeaterConfig of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument ApCliKeyStr can lead to buffer overflow. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.

CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Vendors
CVE-2025-44863

TOTOLINK CA300-POE V6.2c.884_B20180522 was found to contain a command injection vulnerability in the msg_process function via the Url parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Vendors
CVE-2025-6618

TOTOLINK CA300-PoE wps.so SetWLanApcliSettings os command injection

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.

CVSS 4.0 · 5.3 Medium EPSS 2.5% KEV · Not listed
Vendors
CVE-2025-6619

TOTOLINK CA300-PoE upgrade.so setUpgradeFW os command injection

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.

CVSS 4.0 · 5.3 Medium EPSS 2.5% KEV · Not listed
Vendors
CVE-2025-6620

TOTOLINK CA300-PoE upgrade.so setUpgradeUboot os command injection

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.

CVSS 4.0 · 5.3 Medium EPSS 2.5% KEV · Not listed
Vendors
CVE-2025-6621

TOTOLINK CA300-PoE ap.so QuickSetting os command injection

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.

CVSS 4.0 · 5.3 Medium EPSS 2.5% KEV · Not listed
Vendors
CVE-2025-44860

TOTOLINK CA300-POE V6.2c.884_B20180522 was found to contain a command injection vulnerability in the msg_process function via the Port parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Vendors
CVE-2025-44861

TOTOLINK CA300-POE V6.2c.884_B20180522 was found to contain a command injection vulnerability in the CloudSrvUserdataVersionCheck function via the url parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

CVSS 3.1 · 6.3 Medium EPSS < 1% KEV · Not listed
Vendors
CVE-2025-44862

TOTOLINK CA300-POE V6.2c.884_B20180522 was found to contain a command injection vulnerability in the recvUpgradeNewFw function via the fwUrl parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

CVSS 3.1 · 6.3 Medium EPSS < 1% KEV · Not listed
Vendors
CVE-2023-24147

TOTOLINK CA300-PoE V6.2c.884 was discovered to contain a hard code password for the telnet service which is stored in the component /etc/config/product.ini.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Vendors
CVE-2023-24146

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

CVSS 3.1 · 9.8 Critical EPSS 1.9% KEV · Not listed
Vendors
CVE-2023-24145

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

CVSS 3.1 · 9.8 Critical EPSS 1.8% KEV · Not listed
Vendors