CVE-2025-12240

A security vulnerability has been detected in TOTOLINK A3300R 17.0.0cu.557B20221024. This affects the function setDmzCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ip leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed...

CVE-2025-12239

A weakness has been identified in TOTOLINK A3300R 17.0.0cu.557B20221024. The impacted element is the function setDdnsCfg of the file /cgi-bin/cstecgi.cgi. Executing manipulation can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public...

CVE-2025-12241

A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557B20221024. This impacts the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. The manipulation of the argument lang results in stack-based buffer overflow. It is possible to launch the atta...

CVE-2025-12241

TOTOLINK A3300R (firmware 17.0.0cu.557_B20221024) contains a stack-based buffer overflow in the POST Parameter Handler’s setLanguageCfg (parameter lang) in /cgi-bin/cstecgi.cgi. The issue allows remote code execution and remote impact with high severity (per CVE-2025-12241 descriptions across NVD...

CVE-2025-12241 TOTOLINK A3300R POST Parameter cstecgi.cgi setLanguageCfg stack-based overflow

A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557B20221024. This impacts the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. The manipulation of the argument lang results in stack-based buffer overflow. It is possible to launch the atta...

CVE-2025-12241 TOTOLINK A3300R POST Parameter cstecgi.cgi setLanguageCfg stack-based overflow

A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557B20221024. This impacts the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. The manipulation of the argument lang results in stack-based buffer overflow. It is possible to launch the atta...

EUVD-2025-36127

A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557B20221024. This impacts the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. The manipulation of the argument lang results in stack-based buffer overflow. It is possible to launch the atta...

CVE-2025-12240

CVE-2025-12240 is associated with TOTOLINK A3300R 17.0.0cu.557_B20221024. The vulnerability affects the function setDmzCfg in the file /cgi-bin/cstecgi.cgi, where manipulation of the ip argument leads to a buffer overflow. This can be exploited remotely; multiple sources describe a publicly discl...

CVE-2025-12240 TOTOLINK A3300R cstecgi.cgi setDmzCfg buffer overflow

A security vulnerability has been detected in TOTOLINK A3300R 17.0.0cu.557B20221024. This affects the function setDmzCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ip leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed...

CVE-2025-12240 TOTOLINK A3300R cstecgi.cgi setDmzCfg buffer overflow

A security vulnerability has been detected in TOTOLINK A3300R 17.0.0cu.557B20221024. This affects the function setDmzCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ip leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed...

EUVD-2025-36097

A security vulnerability has been detected in TOTOLINK A3300R 17.0.0cu.557B20221024. This affects the function setDmzCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ip leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed...

CVE-2025-12239

TL;DR: CVE-2025-12239 affects TOTOLINK A3300R. The vulnerability lies in the setDdnsCfg function in /cgi-bin/cstecgi.cgi, where improper input length validation can cause a buffer overflow. Reported by multiple sources, it can be exploited remotely and may lead to arbitrary code execution or deni...

EUVD-2025-36098

A weakness has been identified in TOTOLINK A3300R 17.0.0cu.557B20221024. The impacted element is the function setDdnsCfg of the file /cgi-bin/cstecgi.cgi. Executing manipulation can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public...

CVE-2025-12239 TOTOLINK A3300R cstecgi.cgi setDdnsCfg buffer overflow

A weakness has been identified in TOTOLINK A3300R 17.0.0cu.557B20221024. The impacted element is the function setDdnsCfg of the file /cgi-bin/cstecgi.cgi. Executing manipulation can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public...

TOTOLINK A3300R 安全漏洞

TOTOLINK A3300R is a dual-band wireless router manufactured by China's Gion Electronics TOTOLINK, mainly used for home and small network environments. The TOTOLINK A3300R suffers from a buffer overflow vulnerability that originates from the failure of the function setDdnsCfg in the file...

TOTOLINK A3300R 安全漏洞

TOTOLINK A3300R is a dual-band wireless router manufactured by China's Gion Electronics TOTOLINK, mainly used for home and small network environments. The TOTOLINK A3300R suffers from a buffer overflow vulnerability that originates from the parameter ip of the function setDmzCfg in the file...

CVE-2025-12259: Stack-based Buffer Overflow

A flaw has been found in TOTOLINK A3300R 17.0.0cu.557B20221024. The affected element is the function setScheduleCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. This manipulation of the argument recHour causes stack-based buffer overflow. It is possible to initiate th...

CVE-2025-12258: Stack-based Buffer Overflow

A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557B20221024. Impacted is the function setOpModeCfg of the file /cgi-bin/cstecgi.cg of the component POST Parameter Handler. The manipulation of the argument opmode results in stack-based buffer overflow. The attack may be performed from...

CVE-2025-12240: Buffer Copy without Checking Size of Input

A security vulnerability has been detected in TOTOLINK A3300R 17.0.0cu.557B20221024. This affects the function setDmzCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ip leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed...

CVE-2025-12260: Stack-based Buffer Overflow

A vulnerability has been found in TOTOLINK A3300R 17.0.0cu.557B20221024. The impacted element is the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. Such manipulation of the argument enable leads to stack-based buffer overflow. It is possible to...