Grafana Enterprise datasource network restrictions bypass
CVE ID: CVE-2023-4399
Date Published: October 12, 2023
Description: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.
Credits: leixiao of Syclover Security Team.