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TI-2019-05374 Aliases CVE-2019-7620GHSA-77mg-86wc-vj3g

Uncontrolled resource consumption in Elastic Logstash

Priority LOW 37CWE-400Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-400.

Summary

Logstash versions before 7.4.1 and 6.8.4 contain a denial of service flaw in the Logstash Beats input plugin. An unauthenticated user who is able to connect to the port the Logstash beats input could send a specially crafted network packet that would cause Logstash to stop responding.

Why it matters now

EPSS 0.0208 81st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
ElasticLogstashbefore 7.4.1 and 6.8.4—No fix listedCNA
  • Logstash VendorElastic Affected before 7.4.1 and 6.8.4 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:elastic:logstash:*:*:*:*:*:*:*:*6.0.0 to before 6.8.4; 7.0.0 to before 7.4.1VulnerableElastic
  • cpe:2.3:a:elastic:logstash:*:*:*:*:*:*:*:* Versions 6.0.0 to before 6.8.4; 7.0.0 to before 7.4.1 Vulnerable ·Elastic

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-7620
  2. 2026-10-03 Alias added: GHSA-77mg-86wc-vj3g

References

Advisory 3

  • TI-2019-05366 Information disclosure through error messages in Elastic Logstash CVSS 3.1CRITICAL 9.8
  • TI-2026-25862 Improper Limitation of a Pathname to a Restricted Directory in Logstash Leading to Arbitrary File Write CVSS 3.1CRITICAL 9.8
  • TI-2014-03539 Elasticsearch Logstash 1.0.14 through 1.4.x before 1.4.2 allows remote attackers to… CVSS 2.0HIGH 7.5
  • TI-2015-04531 Logstash 1.5.x before 1.5.3 and 1.4.x before 1.4.4 allows remote attackers to read… CVSS 3.0HIGH 7.5
  • TI-2023-25173 Logstash Insertion of Sensitive Information into Log File CVSS 3.1HIGH 8.4
  • TI-2016-09350 Logstash prior to version 2.3.4, Elasticsearch Output plugin would log to file HTTP… CVSS 3.0HIGH 7.5
See all 12 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences