From c6201284d7c7599dd9217e6cee42e3b85a3056ef Mon Sep 17 00:00:00 2001 From: Nardi Ivan Date: Wed, 21 Sep 2022 19:55:28 +0200 Subject: NAT-PMP: fix metadata extraction --- src/lib/protocols/natpmp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src') diff --git a/src/lib/protocols/natpmp.c b/src/lib/protocols/natpmp.c index 994ee1d6a..100ff17c0 100644 --- a/src/lib/protocols/natpmp.c +++ b/src/lib/protocols/natpmp.c @@ -150,7 +150,7 @@ static int ndpi_search_natpmp_extra(struct ndpi_detection_module_struct *ndpi_st case NATPMP_RESPONSE_TCP_MAPPING: { flow->protos.natpmp.internal_port = ntohs(get_u_int16_t(packet->payload, 8)); - flow->protos.natpmp.external_port = ntohs(get_u_int16_t(packet->payload, 12)); + flow->protos.natpmp.external_port = ntohs(get_u_int16_t(packet->payload, 10)); if (flow->protos.natpmp.internal_port == 0 || flow->protos.natpmp.external_port == 0) { ndpi_set_risk(ndpi_struct, flow, NDPI_MALFORMED_PACKET, "Port Mapping Response: Internal/External port must not 0"); -- cgit v1.2.3