Directory traversal vulnerability in Spark 2.5 allows remote attackers to read arbitrary files via a .. (dot dot) in the URI.Referenceshttps://access.redhat.com/errata/RHSA-2017:0868http://www.securityfocus.com/bid/94218https://github.com/perwendel/spark/issues/700http://seclists.org/fulldisclosure/2016/Nov/13