CVE-2023-3128
CRITICALCVSS 9.8/10EPSS 4.09%
Last modified
CVE-2023-3128 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 4.09% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Grafana | Grafana | >= 6.7.0, < 8.5.27 |
| Grafana | Grafana | >= 9.2.0, < 9.2.20 |
| Grafana | Grafana | >= 9.3.0, < 9.3.16 |
| Grafana | Grafana | >= 9.4.0, < 9.4.13 |
| Grafana | Grafana | >= 9.5.0, < 9.5.4 |
References
- https://security.netapp.com/advisory/ntap-20230714-0004/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230714-0004/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2023-3128?
CVE-2023-3128 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 4.09% probability of exploitation in the next 30 days.
How do I fix CVE-2023-3128?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Same Subject, Wrong User: A Cross-Issuer Account Takeover in n8nStrix found an identity-binding bug in n8n's token-exchange flow enabling account takeover.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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Are you affected by CVE-2023-3128?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST