Directory traversal vulnerability in the Import/Export System Backups functionality in Apache OpenMeetings before 3.1.1 allows remote authenticated administrators to write to arbitrary files via a .. (dot dot) in a ZIP archive entry.Referenceshttp://haxx.ml/post/141655340521/all-your-meetings-are-belong-to-us-remote-codehttps://www.apache.org/dist/openmeetings/3.1.1/CHANGELOGhttps://www.exploit-db.com/exploits/39642/http://www.openwall.com/lists/oss-security/2016/03/25/2http://packetstormsecurity.com/files/136484/Apache-OpenMeetings-3.1.0-Path-Traversal.htmlhttp://openmeetings.apache.org/security.htmlhttp://www.securityfocus.com/archive/1/537929/100/0/threaded