{"id":"CVE-2014-3120","aliases":[],"url":"https://o3.security/vulnerability/CVE-2014-3120","summary":"Elasticsearch Improper Access Control vulnerability","details":"The default configuration in Elasticsearch before 1.4.0.Beta1 enables dynamic scripting, which allows remote attackers to execute arbitrary MVEL expressions and Java code via the source parameter to _search.  NOTE: this only violates the vendor's intended security policy if the user does not run Elasticsearch in its own independent virtual machine.","published":"2022-05-17T03:28:58Z","modified":"2025-10-22T19:52:56.202431Z","cvss":{"score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:H"},"epss":{"score":0.88559,"percentile":0.99761,"asOf":"2026-08-26"},"cisaKev":{"dateAdded":"2022-03-25","dueDate":"2022-04-15","knownRansomwareCampaignUse":false},"exploitsKnown":11,"affectedPackages":[{"ecosystem":"Maven","name":"org.elasticsearch:elasticsearch","fixedVersion":"1.4.0.Beta1"}],"fix":{"url":"https://github.com/elastic/elasticsearch/pull/7642","label":"elastic/elasticsearch#7642"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2014-3120"},{"type":"WEB","url":"https://github.com/elastic/elasticsearch/issues/7151"},{"type":"WEB","url":"https://github.com/elastic/elasticsearch/pull/7642"},{"type":"WEB","url":"https://github.com/elastic/elasticsearch/commit/bd0eb32d9c3c3f5b6e5f8630c859cd04bdcd4e06"},{"type":"WEB","url":"https://github.com/elastic/elasticsearch/commit/f9de8b65898509e038e33215db0720b508477a12"},{"type":"PACKAGE","url":"https://github.com/elastic/elasticsearch"},{"type":"WEB","url":"https://web.archive.org/web/20140813071419/http://www.securityfocus.com/bid/67731"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-3120"},{"type":"WEB","url":"https://www.elastic.co/blog/logstash-1-4-3-released"},{"type":"WEB","url":"https://www.elastic.co/community/security"},{"type":"WEB","url":"https://www.found.no/foundation/elasticsearch-security/#staying-safe-while-developing-with-elasticsearch"},{"type":"WEB","url":"http://bouk.co/blog/elasticsearch-rce"},{"type":"WEB","url":"http://www.exploit-db.com/exploits/33370"},{"type":"WEB","url":"http://www.rapid7.com/db/modules/exploit/multi/elasticsearch/script_mvel_rce"}],"provenance":{"sources":["OSV.dev","CISA KEV","FIRST.org (EPSS)"],"lastVerified":"2025-10-22T19:52:56.202431Z"}}