Auth bypass in Grafana

CVE-2019-15043

In Grafana 2.x through 6.x before 6.3.4, parts of the HTTP API allow unauthenticated use. This makes it possible to run a denial of service attack against the server running Grafana.

Vulnerability class: Broken Authentication

EPSS: 0.634 (99.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-15043?
CVE-2019-15043 is a high-severity vulnerability in Grafana, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2019-09-03.
How severe is CVE-2019-15043?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2019-15043 known to be exploited?
14 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.