CVE-2025-28028

Summary

CVE-2025-28028 is a newly disclosed buffer overflow vulnerability affecting specific firmware versions of TOTOLINK routers, including the A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129. This issue arises due to an improperly handled input within the downloadFile.cgi script through the v5 parameter. An attacker can exploit this vulnerability by sending specially crafted data, potentially leading to unintended code execution and system compromise. Users of the affected devices are advised to apply the necessary patches promptly to mitigate this threat.

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