{"id":"UBUNTU-CVE-2014-8090","details":"The REXML parser in Ruby 1.9.x before 1.9.3 patchlevel 551, 2.0.x before 2.0.0 patchlevel 598, and 2.1.x before 2.1.5 allows remote attackers to cause a denial of service (CPU and memory consumption) a crafted XML document containing an empty string in an entity that is used in a large number of nested entity references, aka an XML Entity Expansion (XEE) attack.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-1821 and CVE-2014-8080.","modified":"2026-02-04T04:05:35.514100Z","published":"2014-11-14T00:00:00Z","related":["USN-2412-1"],"upstream":["CVE-2014-8090"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2014-8090"},{"type":"REPORT","url":"https://www.ruby-lang.org/en/news/2014/11/13/rexml-dos-cve-2014-8090/"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2412-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2014-8090"}],"affected":[{"package":{"name":"ruby1.9.1","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/ruby1.9.1@1.9.3.484-2ubuntu1.2?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.3.484-2ubuntu1.2"}]}],"versions":["1.9.3.194-8.1ubuntu2","1.9.3.448-1ubuntu1","1.9.3.448-1ubuntu2","1.9.3.484-1ubuntu1","1.9.3.484-1ubuntu2","1.9.3.484-2ubuntu1","1.9.3.484-2ubuntu1.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1.9.3.484-2ubuntu1.2","binary_name":"libruby1.9.1"},{"binary_version":"1.9.3.484-2ubuntu1.2","binary_name":"libtcltk-ruby1.9.1"},{"binary_version":"1.9.3.484-2ubuntu1.2","binary_name":"ri1.9.1"},{"binary_version":"1.9.3.484-2ubuntu1.2","binary_name":"ruby1.9.1"},{"binary_version":"1.9.3.484-2ubuntu1.2","binary_name":"ruby1.9.1-dev"},{"binary_version":"1.9.3.484-2ubuntu1.2","binary_name":"ruby1.9.1-examples"},{"binary_version":"1.9.3.484-2ubuntu1.2","binary_name":"ruby1.9.1-full"},{"binary_version":"1.9.3.484-2ubuntu1.2","binary_name":"ruby1.9.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-8090.json"}},{"package":{"name":"ruby2.0","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/ruby2.0@2.0.0.484-1ubuntu2.2?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.0.484-1ubuntu2.2"}]}],"versions":["2.0.0.299-2","2.0.0.343-1","2.0.0.343-1ubuntu1","2.0.0.353-1","2.0.0.353-1ubuntu1","2.0.0.484-1ubuntu1","2.0.0.484-1ubuntu2","2.0.0.484-1ubuntu2.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"2.0.0.484-1ubuntu2.2","binary_name":"libruby2.0"},{"binary_version":"2.0.0.484-1ubuntu2.2","binary_name":"ruby2.0"},{"binary_version":"2.0.0.484-1ubuntu2.2","binary_name":"ruby2.0-dev"},{"binary_version":"2.0.0.484-1ubuntu2.2","binary_name":"ruby2.0-tcltk"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-8090.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}