title: ChangingTec MegaServiSignAdapter - Improper Input Validation
description: ChangingTech MegaServiSignAdapter component has a vulnerability of improper input validation. An unauthenticated remote attacker can exploit this vulnerability to access and modify HKEY_CURRENT_USER subkey (ex: AutoRUN) in Registry where malicious scripts can be executed to take control of the system or to terminate the service.
problem types: CWE-20 Improper Input Validation
affected:
{
vendor: ChangingTec
product: MegaServiSignAdapter
versions:
version: 1.0.17.0823, status: affected
platforms: Windows
}
metrics:
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
baseScore: 9.8
baseSeverity: CRITICAL
]
solutions: Update MegaServiSignAdapter (Windows) version to 1.0.22.1004