title: Rockwell Automation ThinManager Thinserver Software Vulnerable to Input Validation Vulnerabilitiy
description: The Rockwell Automation Thinmanager Thinserver is impacted by an improper input validation vulnerability, an integer overflow condition exists in the affected products. When the ThinManager processes incoming messages, a read access violation occurs and terminates the process. A malicious user could exploit this vulnerability by sending a crafted synchronization protocol message and causing a denial of service condition in the software.
problem types: CWE-20 Improper Input Validation
affected:
{
defaultStatus: unaffected
product: ThinManager ThinServer
vendor: Rockwell Automation
versions:
status: affected, version: 11.0.0 - 11.2.6
status: affected, version: 11.1.0 - 11.1.6
status: affected, version: 11.2.0 - 11.2.7
status: affected, version: 12.0.0 - 12.0.5
status: affected, version: 12.1.0 - 12.1.6
status: affected, version: 13.0.0 - 13.0.2
status: affected, version: 13.1.0
}
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
]
format: CVSS
scenarios: GENERAL
solutions:
*  Update to the corrected software versions.
*  Limit remote access for TCP Port 2031 to known thin clients and ThinManager servers.