Information disclosure in Elastic Elasticsearch

CVE-2019-7619

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.

Vulnerability class: Information Disclosure

EPSS: 0.024 (82.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

  • Elastic Elasticsearch — versions 7.0.0, 7.0.1, 7.1.0, 7.1.1, 7.2.0, 7.2.1, 7.3.0, 7.3.1, 7.3.2, 6.7.0, 6.7.1, 6.7.2, 6.8.0, 6.8.1, 6.8.2, 6.8.3

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-7619?
CVE-2019-7619 is a medium-severity vulnerability in Elastic Elasticsearch, classified under Information Disclosure. CVSS score: 5.3/10. Published 2019-10-30.
How severe is CVE-2019-7619?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2019-7619 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.