CVE-2021-28146

Description

The team sync HTTP API in Grafana Enterprise 7.4.x before 7.4.5 has an Incorrect Access Control issue. On Grafana instances using an external authentication service, this vulnerability allows any authenticated user to add external groups to existing teams. This can be used to grant a user team permissions that the user isn't supposed to have.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.27%
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

Frequently Asked Questions

What is the severity of CVE-2021-28146?
CVE-2021-28146 has been scored as a medium severity vulnerability.
How to fix CVE-2021-28146?
To fix CVE-2021-28146, 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-2021-28146 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-28146 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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