CVE-2021-28148

Description

One of the usage insights HTTP API endpoints in Grafana Enterprise 6.x before 6.7.6, 7.x before 7.3.10, and 7.4.x before 7.4.5 is accessible without any authentication. This allows any unauthenticated user to send an unlimited number of requests to the endpoint, leading to a denial of service (DoS) attack against a Grafana Enterprise instance.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 4.28% Top 15%
Vendor Advisory grafana.com Vendor Advisory grafana.com Vendor Advisory grafana.com Vendor Advisory grafana.com Vendor Advisory grafana.com Vendor Advisory grafana.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://community.grafana.com/t/release-notes-v6-7-x/27119 release notes vendor advisory
https://grafana.com/products/enterprise/ product vendor advisory
https://www.openwall.com/lists/oss-security/2021/03/19/5 third party advisory mailing list
https://grafana.com/blog/2021/03/18/grafana-6.7.6-7.3.10-and-7.4.5-released-with-important-security-fixes-for-grafana-enterprise/ release notes vendor advisory
https://community.grafana.com/t/grafana-enterprise-6-7-6-7-3-10-and-7-4-5-security-update/44724 vendor advisory
https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-3-10/ release notes vendor advisory
https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-4-5/ release notes vendor advisory
https://security.netapp.com/advisory/ntap-20210430-0005/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-28148?
CVE-2021-28148 has been scored as a high severity vulnerability.
How to fix CVE-2021-28148?
To fix CVE-2021-28148, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-28148 being actively exploited in the wild?
It is possible that CVE-2021-28148 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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