CVE-2018-11761

Summary In a recent research on Apache Tika, I found a DOS Denial of Service vulnerability existed on its XML parser. It is caused that the parser improperly parses XML document. Affected Version Tested on ElasticSearch 6.3.1 using Tika 1.18 and 6.2.3 using Tika 1.17 Analysis As we know, the core...