CRITICAL · 9.4

CVE-2023-3128

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 b...

Vulnerability 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.

CVSS Score

9.4

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
LOW

Affected Products

VendorProductVersions
GrafanaGrafana>= 6.7.0, < 8.5.27

Related Weaknesses (CWE)

References

FAQ

What is CVE-2023-3128?

CVE-2023-3128 is a vulnerability with a CVSS score of 9.4 (CRITICAL). 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 b...

How severe is CVE-2023-3128?

CVE-2023-3128 has been rated CRITICAL with a CVSS base score of 9.4/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-3128?

Check the references section above for vendor advisories and patch information. Affected products include: Grafana Grafana.