 circumventing DoS prevention systems such as rate limiting, or routing to a unexposed upstream system. Refer to
<a href=https://github.com/envoyproxy/envoy/issues/6434>issue 6434</a>
and <a href=https://github.com/envoyproxy/envoy/issues/6435>issue 6435</a> for more information.</p><p>As Istio is based on Envoy, Istio customers can be affected by these vulnerabilities based on whether paths and request headers are used within Istio
policies or routing rules and how the backend HTTP implementation resolves 