This Security Researcher Found the Bug That Knocked Out Bitcoin Unlimited
For over a year, attackers have had the ability to crash Bitcoin Unlimited and Bitcoin Classic nodes. Yesterday, someone actually did it. According to websites like Coin Dance, the number of Bitcoin Unlimited nodes fell sharply from almost 800 to less than 250 in a matter of hours. Bitcoin Classic was hit shortly after.
https://bitcoinmagazine.com/articles/se ... unlimited/