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.

References

https://security.netapp.com/advisory/ntap-20230714-0004/

https://grafana.com/security/security-advisories/cve-2023-3128/

https://github.com/grafana/bugbounty/security/advisories/GHSA-gxh2-6vvc-rrgp

Details

Source: Mitre, NVD

Published: 2023-06-22

Updated: 2023-07-21

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical