Description
Elasticsearch versions 7.0.0-7.3.2 and 6.7.0-6.8.3 contain a username disclosure flaw was found in the API Key service. An unauthenticated attacker could send a specially crafted request and determine if a username exists in the Elasticsearch native realm.
Remediation
References
https://discuss.elastic.co/t/elastic-stack-6-8-4-security-update/204908
https://discuss.elastic.co/t/elastic-stack-7-4-0-security-update/201831
https://www.elastic.co/community/security
Related Vulnerabilities
CVE-2022-43417 Vulnerability in maven package org.jenkins-ci.plugins:katalon
CVE-2023-37478 Vulnerability in npm package @pnpm/exe
CVE-2022-24785 Vulnerability in maven package org.webjars.npm:moment
CVE-2016-8749 Vulnerability in maven package org.apache.camel:camel-jacksonxml
CVE-2019-12421 Vulnerability in maven package org.apache.nifi:nifi-web-security