Vulnerability identifier: #VU69484

Vulnerability risk: Medium

CVSSv3.1: 5.6 [CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-39306

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Grafana
Web applications / Other software

Vendor: Grafana Labs

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote user can use the invitation link to sign up with an arbitrary username/email with a malicious intent.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Grafana: 8.5.0 - 8.5.14, 8.4.0 - 8.4.11, 8.3.0 - 8.3.11, 8.2.0 - 8.2.7, 8.1.0 - 8.1.8, 8.0.0 - 8.0.7, 9.0.0 - 9.0.9

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External links
http://github.com/grafana/grafana/security/advisories/GHSA-2x6g-h2hg-rq84

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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.