Provide references for CVE-2019-18836.
Where can I find more information about CVE-2019-18836?
References are available at: https://groups.google.com/forum/#%21forum/envoy-users, https://blog.envoyproxy.io, https://github.com/envoyproxy/envoy/security/advisories/GHSA-3xvf-4396-cj46, https://github.com/istio/istio/issues/18229.