The management console on Symantec Messaging Gateway (SMG) Appliance devices before 10.6.1 allows local users to discover an encrypted AD password by leveraging certain read privileges.
https://www.exploit-db.com/exploits/39715/
https://euvd.enisa.europa.eu/vulnerability/EUVD-2016-3287
http://www.securitytracker.com/id/1035609