Siveillance Video (formerly known as SiveillanceVMS) is a functional IP video management software for deployments ranging from small and simple to large scale and highly secure.An authentication bypass vulnerability exists in Siemens Siveillance Video Mobile Server, which is caused by the affected application The mobile server component of the affected application does not properly handle logins for Active Directory accounts belonging to the Administrators group. An unauthenticated remote attacker could exploit the vulnerability to access the application without a valid account.