Earlier in the month, Tenable security researchers discovered a vulnerability allowing attackers to bypass authentication on millions of routers from 17 different vendors. However, it now appears that threat actors are actively exploiting this to deploy malicious Mirai botnet payloads. 

Evan Grant of Tenable published research on August

Source: Hot Hardware – Millions Of Wi-Fi Routers Are Enslaved In Nasty Mirai Botnet, Check Your Model Here