The host is installed with Cisco Jabber 12.1.x before 12.1.3, 12.5.x before 12.5.2, 12.6.x before 12.6.3, 12.7.x before 12.7.2, 12.8.x before 12.8.3 or 12.9.x before 12.9.1 and is prone to an arbitrary code execution vulnerability. A flaw is present in application, which fails to properly handle improper validation of message contents. Successful exploitation could allow an authenticated, remote attacker to execute arbitrary codes.