Tenda FH1202 Stack-Based Buffer Overflow Vulnerability in VirtualSer Function

A critical stack-based buffer overflow vulnerability has been identified in the Tenda FH1202 router running firmware version 1.2.0.14. The issue arises in the VirtualSer form handler, where the 'page' parameter can be manipulated, leading to memory corruption. This vulnerability can be exploited remotely, and a public exploit is available.

Impact

Exploitation of this vulnerability causes a stack-based buffer overflow, which can lead to arbitrary code execution or other malicious actions by overwriting the return address of a function on the stack.