What is CVE-2023-4399?

CVE-2023-4399 is a vulnerability in Grafana Enterprise that allows bypassing the request security deny list using punycode encoding.

What is Grafana Enterprise?

Grafana Enterprise is an open-source platform for monitoring and observability with additional features for enterprise environments.

How does CVE-2023-4399 affect Grafana?

CVE-2023-4399 affects Grafana versions between 9.4.0 and 9.4.17, 9.5.0 and 9.5.13, 10.0.0 and 10.0.9, and 10.1.0 and 10.1.5.

What is the severity of CVE-2023-4399?

CVE-2023-4399 has a severity rating of high, with a CVSS score of 7.2.

Is there a fix available for CVE-2023-4399?

Yes, Grafana has released a security advisory with mitigation steps. Please refer to the reference link for more information.

Vulnerability/
CVE-2023-4399

high

7.2

CWE

183

17/10/2023

3/12/2024

CVE-2023-4399

First published: Tue Oct 17 2023(Updated: )

Grafana is an open-source platform for monitoring and observability. In Grafana Enterprise, Request security is a deny list that allows admins to configure Grafana in a way so that the instance doesn’t call specific hosts. However, the restriction can be bypassed used punycode encoding of the characters in the request address.

Credit: security@grafana.com security@grafana.com

Affected Software	Affected Version	How to fix
	>=9.4.0<9.4.17
	>=9.5.0<9.5.13
	>=10.0.0<10.0.9
	>=10.1.0<10.1.5

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Reference Links

Frequently Asked Questions

What is CVE-2023-4399?
CVE-2023-4399 is a vulnerability in Grafana Enterprise that allows bypassing the request security deny list using punycode encoding.
What is Grafana Enterprise?
Grafana Enterprise is an open-source platform for monitoring and observability with additional features for enterprise environments.
How does CVE-2023-4399 affect Grafana?
CVE-2023-4399 affects Grafana versions between 9.4.0 and 9.4.17, 9.5.0 and 9.5.13, 10.0.0 and 10.0.9, and 10.1.0 and 10.1.5.
What is the severity of CVE-2023-4399?
CVE-2023-4399 has a severity rating of high, with a CVSS score of 7.2.
Is there a fix available for CVE-2023-4399?
Yes, Grafana has released a security advisory with mitigation steps. Please refer to the reference link for more information.

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collector/mitre-cve
source/MITRE
agent/last-modified-date
collector/nvd-api
source/NVD
agent/software-canonical-lookup
agent/softwarecombine
agent/tags
agent/event
vendor/grafana
canonical/grafana grafana
version/grafana grafana/9.4.0
version/grafana grafana/9.5.0
version/grafana grafana/10.0.0
version/grafana grafana/10.1.0

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