1 /* $Id: ssp_cisco_nullroute.h,v 2.2 2008/04/26 19:53:21 fknobbe Exp $ 2 * 3 * 4 * Copyright (c) 2005-2008 Frank Knobbe <frank@knobbe.us> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * Acknowledgements: 29 * 30 * Brent Erickson and Sergio Salazar for the idea and sample commands. 31 * 32 * 33 * ssp_cisco_nullroute.c 34 * 35 * Purpose: 36 * 37 * This SnortSam plugin telnet's into one or more Cisco routers and issues 38 * a route command to effectively "null-route" the intruding IP address. 39 * SnortSam will remove the added routes when the blocks expire. 40 * 41 * 42 */ 43 44 45 #ifndef __SSP_CISCO_NULLROUTE_H__ 46 #define __SSP_CISCO_NULLROUTE_H__ 47 48 49 #define CNRPWLEN 50 /* Maximum password length */ 50 #define CNRNETWAIT 20 /* Network timeout in sec */ 51 52 53 typedef struct _cnrdata /* List of Routers */ 54 { struct in_addr ip; 55 SOCKET routersocket; 56 int userlogin; 57 int loggedin; 58 char *telnetpw; 59 char username[(CNRPWLEN+1)*2]; 60 char enablepw[CNRPWLEN+1]; 61 } CISCONULLROUTEDATA; 62 63 64 void CiscoNullRouteParse(char *,char *,unsigned long,DATALIST *); 65 void CiscoNullRouteBlock(BLOCKINFO *,void *,unsigned long); 66 67 #endif /* __SSP_CISCO_NULLROUTE_H__ */ 68 69