In a web-based attack scenario, an attacker would have tohost a website that contains a specially crafted web page that is used to exploit this vulnerability.
The attack comes as Rio, a former hotbed of crime that had become safer in recent years, prepares tohost next year's World Cup final and the 2016 Summer Olympics.
Forbes colleague Kelly Clay has posted five reasons why Website publishers to should leave GoDaddy, the Internet registrar and site host hit today with a massive distributed denial of service attack, allegedly by hackers who claim to be aligned with Anonymous, the shadowy online activist group.