Many years ago I reported a bug with Cisco ios routers where the default admin login worked in the sdm web gui even after the account was deleted. I received no

Many years ago I reported a bug with Cisco ios routers where the default admin login worked in the sdm web gui even after the account was deleted. I received no acknowledgement that the problem existed. After paying the support subscription, a year later the problem was silently resolved. I lost all trust in Cisco after that.