In 2003, which Internet "worm" infected hundreds of thousands of computers as the fastest spreading worm in history?

Question

Quizplus · Accepted Answer

The Slammer worm, also known as SQL Slammer, spread rapidly in January 2003 by exploiting a buffer overflow vulnerability in Microsoft's SQL Server and Desktop Engine database products. It caused widespread internet outages and dramatically slowed down general internet traffic due to its rapid propagation.

In 2003, Which Internet "Worm" Infected Hundreds of Thousands of Computers