PoC Index

CVE-2023-3128

CRITICAL 9.8EPSS 4.0%

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 v3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v3.1
9.4 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
CVSS v3.1
9.4 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
EPSS
4.00% chance of exploitation in the next 30 days, 90th percentile
Nuclei
critical · CWE-290
Published
2023-06-22
Updated
2025-02-13

Proof-of-concept exploits (1)

Nuclei templates (1)

References

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