#VU63461 Input validation error in Grafana - CVE-2022-29170

Vulnerability identifier: #VU63461

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-29170

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 perform spoofing attack.

The vulnerability exists due to insufficient validation of user-supplied input when processing HTTP Host header during redirection. A remote attacker can perform spoofing attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Grafana: 7.5.0 - 7.5.15, 8.5.0 - 8.5.2

---

External links
https://github.com/grafana/grafana/releases/tag/v7.5.16
https://github.com/grafana/grafana/releases/tag/v8.5.3
https://github.com/grafana/grafana/pull/49254

---

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.