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...

PT-2025-43897

Name of the Vulnerable Software and Affected Versions TOTOLINK A3300R version 17.0.0cu.557 B20221024 Description A flaw exists in TOTOLINK A3300R that allows for remote attacks. The issue is a stack-based buffer overflow within the setLanguageCfg function located in the /cgi-bin/cstecgi.cgi 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 stack buffer overflow vulnerability that originates from the parameter opmode in the setOpModeCfg function in t...

PT-2025-43917

Name of the Vulnerable Software and Affected Versions TOTOLINK A3300R version 17.0.0cu.557 B20221024 Description A flaw exists in TOTOLINK A3300R that could lead to a stack-based buffer overflow. The issue is located in the setOpModeCfg function within the /cgi-bin/cstecgi.cg file, specifically...

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...

PT-2025-43896

Name of the Vulnerable Software and Affected Versions TOTOLINK A3300R version 17.0.0cu.557 B20221024 Description A security issue exists in TOTOLINK A3300R 17.0.0cu.557 B20221024. The setDmzCfg function within the /cgi-bin/cstecgi.cgi file is susceptible to a buffer overflow when the ip argument ...

PT-2025-43921

Name of the Vulnerable Software and Affected Versions TOTOLINK A3300R version 17.0.0cu.557 B20221024 Description A flaw exists in TOTOLINK A3300R version 17.0.0cu.557 B20221024 that allows for remote manipulation of the enable argument within the setSyslogCfg function located in the...

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

The TOTOLINK A3300R is a wireless router from China's Gion Electronics TOTOLINK. A buffer overflow vulnerability exists in TOTOLINK A3300R version 17.0.0cu.557B20221024, which originates from the parameter lang in the file /cgi-bin/cstecgi.cgi that fails to correctly validate the length of the...

TOTOLINK A3300R 安全漏洞

The TOTOLINK A3300R is a wireless router from China's Gion Electronics TOTOLINK. A buffer overflow vulnerability exists in TOTOLINK A3300R version 17.0.0cu.557B20221024, which originates from the parameter enable in the file /cgi-bin/cstecgi.cgi that fails to correctly validate the length and siz...

PT-2025-43920

Name of the Vulnerable Software and Affected Versions TOTOLINK A3300R version 17.0.0cu.557 B20221024 Description A flaw exists in TOTOLINK A3300R. The issue is a stack-based buffer overflow caused by the manipulation of the recHour argument within the setScheduleCfg function located in the...

PT-2025-43895

Name of the Vulnerable Software and Affected Versions TOTOLINK A3300R version 17.0.0cu.557 B20221024 Description A weakness exists in TOTOLINK A3300R. The issue is related to a buffer overflow in the setDdnsCfg function within the /cgi-bin/cstecgi.cgi file. This can be exploited remotely. The...

TOTOLINK N600R setWiFiBasicConfig function stack buffer overflow vulnerability

TOTOLINK N600R is a dual-band wireless router launched by Korean brand TOTOLINK in 2013, which supports 2.4GHz and 5GHz dual-band concurrency with a maximum wireless transmission rate of 300Mbps. The TOTOLINK N600R suffers from a stack buffer overflow vulnerability, which stems from the failure o...

TOTOLINK N600R sub_41773C function null pointer dereference vulnerability

TOTOLINK N600R is a dual-band wireless router launched by Korean brand TOTOLINK in 2013, which supports 2.4GHz and 5GHz dual-band concurrency with a maximum wireless transmission rate of 300Mbps. The TOTOLINK N600R suffers from a null pointer dereference vulnerability, which stems from the presen...

TOTOLINK N600R main function null pointer dereference vulnerability

TOTOLINK N600R is a dual-band wireless router launched by Korean brand TOTOLINK in 2013, which supports 2.4GHz and 5GHz dual-band concurrency with a maximum wireless transmission rate of 300Mbps. The TOTOLINK N600R suffers from a null pointer dereference vulnerability, which stems from the presen...

TOTOLINK N600R setWiFiMultipleConfig function stack buffer overflow vulnerability

TOTOLINK N600R is a dual-band wireless router launched by Korean brand TOTOLINK in 2013, which supports 2.4GHz and 5GHz dual-band concurrency with a maximum wireless transmission rate of 300Mbps. The TOTOLINK N600R suffers from a stack buffer overflow vulnerability, which stems from the wepkey2...