Digi RealPort Protocol Use of Password Hash Instead of Password for Authentication

Digi RealPort Protocol is vulnerable to a replay attack that may allow an attacker to bypass authentication to access connected equipment.

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.