Edimax BR-6675nD Buffer Overflow Vulnerability in L2TP Setup POST Request Handler

A buffer overflow vulnerability has been identified in the Edimax BR-6675nD router, specifically in version 1.12. The issue arises in the POST request handler within the function 'formL2TPSetup', where improper handling of the 'L2TPUserName' argument creates the potential for a buffer overflow. This vulnerability can be exploited remotely.

Impact

Exploitation of this vulnerability leads to a buffer overflow, which can commonly result in arbitrary code execution or causing the device to crash.