{"id":"UBUNTU-CVE-2013-0269","details":"The JSON gem before 1.5.5, 1.6.x before 1.6.8, and 1.7.x before 1.7.7 for Ruby allows remote attackers to cause a denial of service (resource consumption) or bypass the mass assignment protection mechanism via a crafted JSON document that triggers the creation of arbitrary Ruby symbols or certain internal objects, as demonstrated by conducting a SQL injection attack against Ruby on Rails, aka \"Unsafe Object Creation Vulnerability.\"","modified":"2026-02-04T02:56:01.344648Z","published":"2013-02-12T00:00:00Z","withdrawn":"2025-07-18T16:42:49Z","related":["USN-1733-1"],"upstream":["CVE-2013-0269"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2013-0269"},{"type":"REPORT","url":"https://groups.google.com/forum/#!topic/rubyonrails-security/4_YvCpLzL58"},{"type":"REPORT","url":"https://groups.google.com/forum/#!topic/rubyonrails-security/Bdidw60q3C8"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1733-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2013-0269"}],"affected":[{"package":{"name":"ruby-json","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/ruby-json@1.8.0-1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.0-1"}]}],"ecosystem_specific":{"binaries":[{"binary_version":"1.8.0-1","binary_name":"ruby-json"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-0269.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}