Key Vulnerability Information Vendor of the Products: UTT Affected Product: 进取 520W Router Affected Firmware Version: <=v3v1.7.7-180627 Overview The UTT Aggressive 520W router has a critical buffer overflow vulnerability. An attacker can control parameters by accessing the route, leading to a buffer overflow. This can cause a denial-of-service attack by executing: Vulnerability Details The function includes the vulnerable API: When is , the code enters an block where is not properly bounded, leading to an overflow: Proof of Concept (PoC)