It's given the bug, tracked as CVE-2020-3363, a severity score of 8.6 out of 10. The switches with an update available include 250 Series Smart Switches, 350 Series Managed Switches, 350X Series Stackable Managed Switches, and 550X Series Stackable Managed Switches.Ĭisco says it's not aware of any malicious use of the vulnerability and found it during internal testing. While the bug leaves all named switches vulnerable to being rebooted and knocked offline, only four of them have software updates available because some are beyond the end-of-software-maintenance milestone. SEE: Research: Why Industrial IoT deployments are on the rise (TechRepublic Premium)
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