CVE-2015-5619

medium

Description

Logstash 1.4.x before 1.4.5 and 1.5.x before 1.5.4 with Lumberjack output or the Logstash forwarder does not validate SSL/TLS certificates from the Logstash server, which might allow attackers to obtain sensitive information via a man-in-the-middle attack.

References

Advisories
More

http://www.securityfocus.com/bid/76455

http://packetstormsecurity.com/files/133269/Logstash-1.5.3-Man-In-The-Middle.html

https://www.elastic.co/blog/logstash-1-5-4-and-1-4-5-released

http://www.securityfocus.com/archive/1/536858/100/0/threaded

http://www.securityfocus.com/archive/1/536294/100/0/threaded

Details

Source: Mitre, NVD

Published: 2017-08-09

Updated: 2026-05-13

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 5.9

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.00197