New DDOS Tool(Killapache)-65% of Internet(websites) is vulnerable |Apache Killer

Apache server announced 65% websites are vulnerable to DDOS tool.
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Apache HTTPD Security ADVISORY
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Title: Range header DoS vulnerability Apache HTTPD 1.3/2.x

CVE: CVE-2011-3192:
Date: 20110824 1600Z
Product: Apache HTTPD Web Server
Versions: Apache 1.3 all versions, Apache