CVE-2018-18878: Columbiaweather Weather Microserver Firmware

High severity, CVSS 7.5. EPSS: 2.9% chance of exploitation in the next 30 days.

In firmware version MS_2.6.9900 of Columbia Weather MicroServer, the BACnet daemon does not properly validate input, which could allow a remote attacker to send specially crafted packets causing the device to become unavailable.

Affected products

• Columbiaweather Weather Microserver Firmware: version ms_2.6.9900 only

Published 2019-06-18. Last modified 2026-06-17.