title: Fernhill SCADA Uncontrolled Resource Consumption
description: A specially crafted packet sent to the Fernhill SCADA Server Version 3.77 and earlier may cause an exception, causing the server process (FHSvrService.exe) to exit.
problem types: CWE-400 Uncontrolled Resource Consumption
affected:
{
platforms: Windows, Linux, macOS
product: SCADA Server
vendor: Fernhill
versions:
lessThanOrEqual: 3.77, status: affected, version: unspecified, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 7.5
baseSeverity: HIGH
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.1
]
solutions: Fernhill recommends users upgrade to Version 3.78 or later: https://www.fernhillsoftware.com/download.php
For more information about this issue and how to apply the upgrade, please contact Fernhill online (https://www.fernhillsoftware.com/about-contact.php) or via email (support@fernhillsoftware.com).