Secunia Security Advisory – Debian has issued an update for apache. This fixes a vulnerability, which can be exploited by malicious people to conduct HTTP request smuggling attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/39936/sa16741.txt
Source: https://packetstormsecurity.com/files/39936/Secunia-Security-Advisory-16741.html