162,000 vulnerable WordPress websites abused to perform DDoS Attack
Mar 12, 2014
DDoS attacks are a growing issue facing by governments and businesses. In a recent attack, thousands of legitimate WordPress websites have been hijacked by hackers, without the need for them to be compromised. Instead, the attackers took advantage of an existing WordPress vulnerability ( CVE-2013-0235 ) - " Pingback Denial of Service possibility ". According to security company Sucuri , in a recent amplification attack more than 162,000 legitimate Wordpress sites were abused to launch a large-scale distributed denial-of-service (DDoS) attack . The attack exploited an issue with the XML-RPC (XML remote procedure call) of the WordPress, use to provide services such as Pingbacks, trackbacks, which allows anyone to initiate a request from WordPress to an arbitrary site. The functionality should be used to generate cross references between blogs, but it can easily be used for a single machine to originate millions of requests from multiple locations. " Any