Cisco Firewall Advisory: Critical Access Issue Detected

Network routing and switching giant Cisco Systems has issued an alert for a potentially serious security flaw affecting multiple firewall products, warning that the bug could cause passwords to be changed without any user interaction.

The San Jose, Calif., company said unauthorized users can take advantage of the firewall bug to try to gain access to a device that has been reloaded after passwords in its startup configuration have been changed.

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