Various versions of Daktronics Controller Firmware could allow authenticated and unauthenticated remote users to escape the intended directory and enumerate arbitrary file system paths.
Daktronics recommends updating the default passwords and encourages using strong, unique credentials per device.
Daktronics recommends users update their device software to one of the following versions (based on product configuration in use): 8.117.0.x, 9.43.0.x, or 10.34.0.x