{"id":"CVE-2018-3825","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-3825","generatedAt":"2026-10-28T22:19:50.622Z","title":"If an attacker can connect to ZooKeeper directly they would be able to access configuration information of other tenants if their cluster ID is known.","description":"In Elastic Cloud Enterprise (ECE) versions prior to 1.1.4 a default master encryption key is used in the process of granting ZooKeeper access to Elasticsearch clusters. Unless explicitly overwritten, this master key is predictable across all ECE deployments. If an attacker can connect to ZooKeeper directly they would be able to access configuration information of other tenants if their cluster ID is known.","published":"2018-09-19T19:29:01.000Z","lastModified":"2026-06-17T01:57:51.000Z","status":"Modified","sourceIdentifier":"security@elastic.co","cvss":{"version":"3.0","score":5.9,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-321","CWE-1188"],"affected":["elastic/elastic cloud enterprise"],"epss":{"score":0.00653,"percentile":0.51058,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.65%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://discuss.elastic.co/t/elastic-cloud-enterprise-1-1-4-security-update/135778","tags":["Vendor Advisory"],"source":"security@elastic.co"},{"url":"https://www.elastic.co/community/security","tags":["Vendor Advisory"],"source":"security@elastic.co"},{"url":"https://discuss.elastic.co/t/elastic-cloud-enterprise-1-1-4-security-update/135778","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.elastic.co/community/security","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-3825","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}