CVE-2023-4399 (grafana)

Grafana is an open-source platform for monitoring and observability.

In Grafana Enterprise, Request security is a deny list that allows admins to configure Grafana in a way so that the instance doesn’t call specific hosts.

However, the restriction can be bypassed used punycode encoding of the characters in the request address.

address call characters cve encoding enterprise grafana instance list monitoring observability platform punycode request security