CVE-2023-3128

Critical

Description

Grafana is validating Azure AD accounts based on the email claim. On Azure AD, the profile email field is not unique and can be easily modified. This leads to account takeover and authentication bypass when Azure AD OAuth is configured with a multi-tenant app.

SeverityCritical
CVSS9.4
Exploit probability—
ProductGrafana
PublishedJun 22, 2023
First seenJun 22, 2023
Weakness typeCWE-290CWE-290

How to fix

Update
  • grafana grafana8.5.27, 9.2.20, 9.3.16, 9.4.13, 9.5.4 or later
  • github.com/grafana/grafana9.4.13, 9.3.16, 9.2.20, 8.5.27 or later

Affected products

ProductAffected versionsFixed in
grafana grafana6.7.0 ≤ v < 8.5.27, 9.2.0 ≤ v < 9.2.20, 9.3.0 ≤ v < 9.3.16, 9.4.0 ≤ v < 9.4.13, 9.5.0 ≤ v < 9.5.48.5.27, 9.2.20, 9.3.16, 9.4.13, 9.5.4
github.com/grafana/grafanaGo9.4.0 ≤ v < 9.4.13, 9.3.0 ≤ v < 9.3.16, 9.0.0 ≤ v < 9.2.20, v < 8.5.279.4.13, 9.3.16, 9.2.20, 8.5.27

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