Vulnerability Details : 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 bypass when Azure AD OAuth is configured with a multi-tenant app.
Published 2023-06-22 21:15:10
Updated 2025-02-13 17:16:55
Source Grafana Labs
View at NVD,   CVE.org

Products affected by CVE-2023-3128

Exploit prediction scoring system (EPSS) score for CVE-2023-3128

EPSS FAQ
1.39%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 79 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-3128

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
9.8
 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
 NIST
9.4
 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
3.9
5.5
 Grafana Labs

CWE ids for CVE-2023-3128

  • This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.
    Assigned by:
    • nvd@nist.gov (Primary)
    • security@grafana.com (Secondary)

References for CVE-2023-3128

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