What is CVE-2018-3819?

CVE-2018-3819 is a medium-severity vulnerability in Elastic Kibana, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2018-03-30.

How severe is CVE-2018-3819?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2018-3819 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Open Redirect in Elastic Kibana

CVE-2018-3819

The fix in Kibana for ESA-2017-23 was incomplete. With X-Pack security enabled, Kibana versions before 6.1.3 and 5.6.7 have an open redirect vulnerability on the login page that would enable an attacker to craft a link that redirects to an arbitrary website.

Vulnerability class: Open Redirect

EPSS: 0.009 (54.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Elastic Kibana — versions All versions before 6.1.3 and 5.6.7

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

Public proof-of-concept exploits

andir/nixos-issue-db-example

References

security@elastic.co (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2018-3819?: CVE-2018-3819 is a medium-severity vulnerability in Elastic Kibana, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2018-03-30.
How severe is CVE-2018-3819?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2018-3819 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.