A vulnerability in the legacy chat component of Mitel MiContact Center Business through 10.1.0.4 could allow an unauthenticated attacker to conduct an unauthorized access attack due to inadequate access control checks. A successful exploit requires user interaction and could allow an attacker to access sensitive information and send unauthorized messages during an active chat session.
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
Access control involves the use of several protection mechanisms such as:
When any mechanism is not applied or otherwise fails, attackers can compromise the security of the product by gaining privileges, reading sensitive information, executing commands, evading detection, etc. There are two distinct behaviors that can introduce access control weaknesses: