D-Link DIR-619L Buffer Overflow Vulnerability in formEasySetupWizard3

A critical buffer overflow vulnerability has been identified in the D-Link DIR-619L router, specifically in version 2.04B04. The issue arises in the formEasySetupWizard3 function, where the wan_connected argument can be manipulated, leading to a buffer overflow. This vulnerability can be exploited remotely and affects products that are no longer supported by the vendor.

Impact

Exploitation of this vulnerability leads to a buffer overflow, which can commonly result in arbitrary code execution or causing a denial-of-service condition on the device.