CVE-2011-3192 httpd: multiple ranges DoS

Issue

• A remote DoS flaw was discovered in the way Apache httpd server handled Range HTTP headers: CVE-2011-3192, also known as "Apache killer"
• The "Apache Killer" threat has received a lot of attention in the IT trade press, e.g.
  • http://www.theregister.co.uk/2011/08/24/devastating_apache_vuln/
  • http://www.fastcompany.com/1776321/the-biggest-little-threat-to-kill-the-internet-you-didnt-know-about
  • http://www.darkreading.com/vulnerability-management/167901026/security/attacks-breaches/231600219/workarounds-issued-for-apache-killer-attack.html