The vulnerability of the webSetFrmUpgrade function in the embedded web server, which involves copying buffers without checking the size of the input data, allows a hacker to escalate their privileges and cause a service failure.

The vulnerability of the webSetFrmUpgrade function in the embedded web server is related to the copying of buffers without checking the size of the input data. Exploiting this vulnerability can allow an attacker to increase their privileges and cause service interruptions using a specially crafte...