Digi Passport Firmware through 1.5.1,1 is affected by a buffer overflow. An attacker can supply a string in the page parameter for reboot.asp endpoint, allowing him to force an overflow when the string is concatenated to the HTML body.

Digi Passport Firmware through 1.5.1,1 is affected by a buffer overflow in the function for building the Location header string when an unauthenticated user is redirected to the authentication page.