title: FATEK Automation Communication Server
description: FATEK Automation Communication Server Versions 1.13 and prior lacks proper validation of user-supplied data, which could result in a stack-based buffer overflow condition and allow an attacker to remotely execute code.
problem types: STACK-BASED BUFFER OVERFLOW CWE-121
affected:
{
product: Communication Server
vendor: FATEK Automation
versions:
lessThanOrEqual: 1.13, status: affected, version: All, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 9.8
baseSeverity: CRITICAL
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
version: 3.1
]
workarounds: FATEK Automation has not responded to requests to work with CISA to mitigate this vulnerability. Users of these affected products are invited to contact FATEK customer support for additional information.