Arch Linux Security Advisory ASA-202111-6

Severity: Medium
Date : 2021-11-18
CVE-ID : CVE-2021-41244
Package : grafana
Type : access restriction bypass
Remote : Yes
Link : https://security.archlinux.org/AVG-2559

Summary

The package grafana before version 8.2.4-1 is vulnerable to access
restriction bypass.

Resolution

Upgrade to 8.2.4-1.

pacman -Syu “grafana>=8.2.4-1”

The problem has been fixed upstream in version 8.2.4.

Workaround

The issue can be mitigated by turning off the fine-grained access
control using a feature flag.

Description

A security issue has been found in Grafana 8.0 before version 8.2.4.
When the fine-grained access control beta feature is enabled and there
is more than one organization in the Grafana instance, users with the
Organization Admin role can list, add, remove, and update users’ roles
in other organizations in which they are not an admin.

Impact

An authenticated remote attacker could change user roles in
organizations in which they are not an admin.

References

https://github.com/grafana/grafana/security/advisories/GHSA-mpwp-42x6-4wmx
https://github.com/grafana/grafana/commit/5fb0bd30e88e8c9211c42c94539c5297e3629d36
https://security.archlinux.org/CVE-2021-41244