Vulnerability in Altitude Authentication Service and Altitude Communication Server v8.5.3290.0 by Altitude, where manipulation of Host header in HTTP requests allows redirection to an arbitrary URL or modification of the base URL to trick the victim into sending login credentials to a malicious website. This behavior can be used to redirect clients to endpoints controlled by the attacker.
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.