An issue was discovered in Envoy through 1.71.1. There is a remotely exploitable NULL pointer dereference and crash in TLS when an unknown TLS alert code is received.
{
"severity": "High",
"cpes": [
"cpe:2.3:a:envoyproxy:envoy:1.16.2:*:*:*:*:*:*:*",
"cpe:2.3:a:envoyproxy:envoy:1.17.1:*:*:*:*:*:*:*",
"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*"
]
}