CVE-2024-3909

Summary

CVE-2024-3909 is a newly disclosed critical vulnerability affecting Tenda AC500 devices running firmware version 2.0.1.9(1307). The function formexeCommand in the /goform/execCommand file contains a stack-based buffer overflow vulnerability. By manipulating the argument cmdinput, an attacker can exploit this flaw to execute arbitrary code remotely. The vulnerability has been disclosed to the public, and an identifier VDB-261145 has been assigned to it. Despite early notification, the vendor has not responded to the disclosure.

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