Denial of service in Grafana

1) Improper synchronization

EUVDB-ID: #VU77623

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-2801

CWE-ID: CWE-662 - Improper Synchronization

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to incorrect synchronization when processing multiple requests. A remote user can query multiple distinct data sources using mixed queries via public dashboard or API and crash Grafana instances.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Grafana: 9.4.0 - 9.5.2

CPE2.3

• cpe:2.3:a:grafana_labs:grafana:9.4.0:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.4.1:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.4.2:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.4.3:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.4.7:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.4.9:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.4.10:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.5.2:*:*:*:*:*:*:*

External links

https://grafana.com/security/security-advisories/cve-2023-2801/

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.