Directory traversal vulnerability in the LogViewer Admin Service in WSO2 Carbon 4.4.5 allows remote authenticated administrators to read arbitrary files via a .. (dot dot) in the logFile parameter to downloadgz-ajaxprocessor.jsp.
https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2016-0098
http://www.securityfocus.com/bid/92473
http://www.securityfocus.com/archive/1/539200/100/0/threaded