Fix mssql enum host info error

Author: Dliv3

cme/protocols/mssql.py

@@ -83,7 +83,7 @@ def enum_host_info(self):
                 try:
                     smb_conn.login('', '')
                 except SessionError as e:
-                    if "STATUS_ACCESS_DENIED" in e.message:
+                    if "STATUS_ACCESS_DENIED" in e.getErrorString():
                         pass
 
                 self.domain = smb_conn.getServerDNSDomainName()