Tenda Vulnerability Summary Vendor: Tenda Product: AX-1806 Version: v1.0.0.1 (link) Vulnerability Type: Stack Overflow Author: Chuanhao Wan Vulnerability Cause The vulnerability occurs in the function, where the value is retrieved from user-controlled input via . This value is then copied into a fixed-size buffer without any bounds checking, resulting in a stack overflow. PoC To reproduce the vulnerability, follow these steps: 1. Boot the firmware using QEMU or a physical device. 2. Execute the following Python script: Result The target router crashes and is unable to provide services correctly and persistently.