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-rw-r--r--src/lib/protocols/tls.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/lib/protocols/tls.c b/src/lib/protocols/tls.c
index 09ff86eb6..a79b355e5 100644
--- a/src/lib/protocols/tls.c
+++ b/src/lib/protocols/tls.c
@@ -947,6 +947,14 @@ static int ndpi_search_tls_tcp(struct ndpi_detection_module_struct *ndpi_struct,
if(alert_level == 2 /* Warning (1), Fatal (2) */)
ndpi_set_risk(ndpi_struct, flow, NDPI_TLS_FATAL_ALERT);
}
+
+ u_int16_t const alert_len = ntohs(*(u_int16_t const *)&flow->l4.tcp.tls.message.buffer[3]);
+ if (flow->l4.tcp.tls.message.buffer[1] == 0x03 &&
+ flow->l4.tcp.tls.message.buffer[2] <= 0x04 &&
+ alert_len == (u_int32_t)flow->l4.tcp.tls.message.buffer_used - 5)
+ {
+ ndpi_int_tls_add_connection(ndpi_struct, flow, NDPI_PROTOCOL_TLS);
+ }
}
if((len > 9)