Vulnerability identifier: #VU77620

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-1387

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Grafana
Web applications / Other software

Vendor: Grafana Labs

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to application allows users to login with a JWT token passed in the URL query parameter auth_token. A remote attacker can intercept the query and gain unauthorized access to the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Grafana:

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External links
http://grafana.com/security/security-advisories/cve-2023-1387/
http://github.com/grafana/bugbounty/security/advisories/GHSA-5585-m9r5-p86j

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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