title: Metasys Improper Privilege Management
description: Successful exploitation of this vulnerability could give an authenticated Metasys user an unintended level of access to the server file system, allowing them to access or modify system files by sending specifically crafted web messages to the Metasys system. This issue affects: Johnson Controls Metasys version 11.0 and prior versions.
problem types: CWE-269 Improper Privilege Management
affected:
{
product: Metasys
vendor: Johnson Controls
versions:
lessThanOrEqual: 11.0, status: affected, version: 11.0, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 8.8
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
version: 3.1
]
solutions: For Metasys versions previous to 9.0: Upgrade to a supported release. This is true for all the items except for Metasys Release 8.1 UL/cUL 864 UUKL 10th Edition Smoke Control.