#VU20497 Improper access control in Grafana


Published: 2019-09-02

Vulnerability identifier: #VU20497

Vulnerability risk: Medium

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2019-15043

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Grafana
Web applications / Other software

Vendor: Grafana Labs

Description

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

The vulnerability exists due to improper access restrictions to Grafana HTTP API. A remote non-authenticated attacker can send a specially crafted request to unprotected Garafa API endpoint and perform denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Grafana: 6.3.0 - 6.3.3, 6.2.0 - 6.2.5, 6.1.0 - 6.1.6, 6.0.0 - 6.0.2, 5.4.0 - 5.4.4, 5.3.0 - 5.3.4, 5.2.0 - 5.2.5, 5.1.0 - 5.1.5, 5.0.0 - 5.0.4, 4.6.0 - 4.6.5, 4.5.0 - 4.5.2, 4.3.0 - 4.3.2, 4.2.0 - 4.2.0 beta1, 4.1.0 - 4.1.2, 4.0.0 - 4.0.2, 1.4.0, 4.4.0 - 4.4.3, 3.1.0 - 3.1.1, 3.0 beta1 - 3.0.4, 2.6.0 - 2.6.0 beta1, 2.5.0, 2.1.0 - 2.1.3, 2.0.0 - 2.0.2


External links
http://grafana.com/blog/2019/08/29/grafana-5.4.5-and-6.3.4-released-with-important-security-fix/


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. However, proof of concept for this vulnerability is available.


Latest bulletins with this vulnerability