#VU78470 Missing Authorization in Grafana - CVE-2023-2183

Vulnerability identifier: #VU78470

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-2183

CWE-ID: CWE-862

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Grafana
Web applications / Other software

Vendor: Grafana Labs

Description

The vulnerability allows a remote user to bypass implemented security restrictions.

The vulnerability exists due to missing authorization in the alerts feature within API. A remote user can use the API to send multiple alert messages to e-mail and Slack, spamming users, prepare Phishing attack or block SMTP server.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Grafana: before 8.5.26, 9.5.3, 8.5.26, 8.5.26

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External links
https://grafana.com/security/security-advisories/cve-2023-2183/
https://github.com/grafana/bugbounty/security/advisories/GHSA-cvm3-pp2j-chr3
https://security.netapp.com/advisory/ntap-20230706-0002/

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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.