Comment on Security vulnerability in MySQL ubuntuparentComments−michiel314yYep, if you're blocking remote hosts to authenticate on 3306 (or any other port you're running mysqld on) you're safe. The attacking host can't authenticate itself, so it's unable to exploit this bug.
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Yep, if you're blocking remote hosts to authenticate on 3306 (or any other port you're running mysqld on) you're safe. The attacking host can't authenticate itself, so it's unable to exploit this bug.