A buffer overflow vulnerability has been identified in D-Link DI-8100 router firmware version 16.07.26A1. The vulnerability affects the sprintf function in the /auto_reboot.asp file of the HTTP Handler component. Attackers can manipulate the enable/time arguments to trigger a buffer overflow condition. The vulnerability can be exploited remotely, making it particularly dangerous. A public exploit has been released, increasing the risk of active exploitation. This affects network infrastructure devices that are commonly deployed in enterprise and home environments.