TOTOLINK A800R security vulnerabilities

TOTOLINK A800R is a wireless router from China's Gion Electronics TOTOLINK. The TOTOLINK A800R suffers from a command injection vulnerability that stems from the QUERYSTRING parameter in downloadFile.cgi failing to correctly filter constructed command special characters, commands, and so on. No...

TOTOLINK A800R security vulnerabilities

TOTOLINK A800R is a wireless router from China's Gion Electronics TOTOLINK. A buffer overflow vulnerability exists in TOTOLINK A800R version V4.1.2cu.5137B20200730, which stems from a security issue in the downloadFile.cgi component, and can be exploited by remote attackers to execute arbitrary...

TOTOLINK CA300-PoE setRebootScheCfg Buffer Overflow

The vulnerability of the setRebootScheCfg function in TOTOLINK CA300-PoE router microprogramming systems is related to the lack of measures taken to clean data at the management level. Exploiting this vulnerability can allow an attacker, operating remotely, to compromise the confidentiality,...

PT-2025-17648 · Totolink · Totolink A800R

Name of the Vulnerable Software and Affected Versions: TOTOLINK A800R version 4.1.2cu.5137 B20200730 Description: A buffer overflow vulnerability was found in the downloadFile.cgi component. This issue affects the TOTOLINK A800R router. Recommendations: For version 4.1.2cu.5137 B20200730, as a...

PT-2025-17655 · Totolink · Totolink A950Rg +3

Name of the Vulnerable Software and Affected Versions: TOTOLINK A830R version 4.1.2cu.5182 B20201102 TOTOLINK A950RG version 4.1.2cu.5161 B20200903 TOTOLINK A3000RU version 5.9c.5185 B20201128 TOTOLINK A3100R version 4.1.2cu.5247 B20211129 Description: A buffer overflow issue was discovered in th...

PT-2025-17650 · Totolink · Totolink A810R

Name of the Vulnerable Software and Affected Versions: TOTOLINK A810R version 4.1.2cu.5182 B20201026 Description: A buffer overflow issue was discovered in the downloadFile.cgi endpoint through the v25 parameter. Recommendations: For TOTOLINK A810R version 4.1.2cu.5182 B20201026, avoid using the...

PT-2025-17649 · Totolink · Totolink A800R

Name of the Vulnerable Software and Affected Versions: TOTOLINK A800R version 4.1.2cu.5137 B20200730 Description: A buffer overflow issue was discovered in the downloadFile.cgi endpoint through the v25 parameter. This allows for potential exploitation. Recommendations: For TOTOLINK A800R version...

CVE-2025-28025: Buffer Copy without Checking Size of Input

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...

CVE-2025-28019: Buffer Copy without Checking Size of Input

TOTOLINK A800R V4.1.2cu.5137B20200730 was found to contain a buffer overflow vulnerability in the downloadFile.cgi component...

CVE-2025-28019

TOTOLINK A800R V4.1.2cu.5137B20200730 was found to contain a buffer overflow vulnerability in the downloadFile.cgi component...

CVE-2025-28018

The TOTOLINK A800R wireless router, specifically version V4.1.2cu.5137_B20200730 , is vulnerable to a buffer overflow in the downloadFile.cgi subroutine. The root cause is the copying of buffers without sufficient validation of the input data length via the v14 parameter. A remote attacker could ...

CVE-2025-28022

The TOTOLINK A810R wireless router (version 4.1.2cu.5182_B20201026 ) is vulnerable to a buffer overflow in the downloadFile.cgi endpoint. The flaw is caused by the system copying buffers without properly validating the length of the input data provided via the v25 parameter. A remote attacker cou...

CVE-2025-28028

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...

CVE-2025-28028

A buffer overflow vulnerability exists in the downloadFile.cgi endpoint of several TOTOLINK routers, specifically models A830R (v4.1.2cu.5182_B20201102), A950RG (v4.1.2cu.5161_B20200903), A3000RU (v5.9c.5185_B20201128), and A3100R (v4.1.2cu.5247_B20211129). The flaw is caused by copying buffers w...

CVE-2025-28025

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...

CVE-2025-28019

TOTOLINK A800R V4.1.2cu.5137B20200730 was found to contain a buffer overflow vulnerability in the downloadFile.cgi component...

CVE-2025-28028

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...

CVE-2025-28021

TOTOLINK A810R V4.1.2cu.5182B20201026 was found to contain a buffer overflow vulnerability in the downloadFile.cgi through the v14 and v3 parameters...

CVE-2025-28017

TOTOLINK A800R V4.1.2cu.5032B20200408 is vulnerable to Command Injection in downloadFile.cgi via the QUERYSTRING parameter...

TOTOLINK A830R security vulnerabilities

TOTOLINK A830R is a wireless dual-band router from China Gion Electronics TOTOLINK. A security vulnerability exists in the TOTOLINK A830R that originates from a buffer overflow in the v5 parameter in downloadFile.cgi...