#VU80911 Missing Authentication for Critical Function in grafana-image-renderer - CVE-2022-31176

Vulnerability identifier: #VU80911

Vulnerability risk: High

CVSSv4.0: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-31176

CWE-ID: CWE-306

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
grafana-image-renderer
Other software / Other software solutions

Vendor: Grafana Labs

Description

The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote user can bypass implemented security restrictions and gain unauthorized access to the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

grafana-image-renderer: 1.0.0 - 3.5.0

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External links
https://github.com/grafana/grafana-image-renderer/security/advisories/GHSA-2cfh-233g-m4c5
https://github.com/grafana/grafana-image-renderer/pull/364
https://security.netapp.com/advisory/ntap-20221209-0004/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.