Here&#x27;s Exodus&#x27;s write-up on the vulnerability and exploit: <a href="https:&#x2F;&#x2F;blog.exodusintel.com&#x2F;2016&#x2F;01&#x2F;26&#x2F;firewall-hacking&#x2F;" rel="nofollow">https:&#x2F;&#x2F;blog.exodusintel.com&#x2F;2016&#x2F;01&#x2F;26&#x2F;firewall-hacking&#x2F;</a>