CVE-2019-7619: Exposure of Sensitive Information to an Unauthorized Actor in Elasticsearch

May 24, 2022 (updated June 27, 2022)

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.

References

discuss.elastic.co/t/elastic-stack-6-8-4-security-update/204908
discuss.elastic.co/t/elastic-stack-7-4-0-security-update/201831
github.com/advisories/GHSA-hxp8-r9g3-grfr
nvd.nist.gov/vuln/detail/CVE-2019-7619
www.elastic.co/community/security

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