Envoy version 1.14.2, 1.13.2, 1.12.4 or earlier may consume excessive amounts of memory when proxying HTTP/2 requests or responses with many small (i.e. 1 byte) data frames.
{ "cpes": [ "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*", "cpe:2.3:a:envoyproxy:envoy:1.13.2:*:*:*:*:*:*:*", "cpe:2.3:a:envoyproxy:envoy:1.14.2:*:*:*:*:*:*:*" ], "severity": "High" }