Problems with Snort-1.9.1

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Problem: Snort-1.9.1 using a default snort.conf configuration does not detect certain crafted packets. Details: Snort-1.9.1 does not detect packets when the SYN,FIN and ECN echo bits set. The following is an example of a packet: 12:37:12.386797...