Over 20,000 Linksys wireless routers are leaking full historical records of every device ever connected to them. The data leak includes devices unique identifiers, names, and operating systems. The company closed the issue as Not applicable / Wont fixs and the company won’t fix it. The leak could be used by attackers to discover if the vulnerable routers are still using default administrative passwords. About 4,000 of the vulnerable devices were still using the default admin credentials.”]
Source: https://securityaffairs.co/wordpress/85776/breaking-news/linksys-routers-leak-data.html