Tenda Vulnerability Vendor: Tenda Versions: 1.0, 2.0, 3.0, 4.0 Type: Stack Overflow Authorization: Peng Affiliation: Institute of Information Engineering, Chinese Academy of Sciences (CAS) Vulnerability Description: Issue: Stack overflow vulnerability in Tenda router with firmware version 1.0, 2.0, 3.0, and 4.0. Cause: In the function, unchecked input leads to buffer overflow when copying data to a local variable on the stack. Impact: Allows remote attackers to execute arbitrary code. Code Snippet: POC: Result: The target system crashes and remote attackers can execute arbitrary code successfully.