title: Johnson Controls Metasys and BCPro Generation of Error Message Containing Sensitive Information
description: In Johnson Controls Metasys System Versions 8.0 and prior and BCPro (BCM) all versions prior to 3.0.2, this vulnerability results from improper error handling in HTTP-based communications with the server, which could allow an attacker to obtain technical information.
problem types: CWE-209 Generation of Error Message Containing Sensitive Information
affected:
{
defaultStatus: unaffected
product: Metasys System
vendor: Johnson Controls
versions:
lessThanOrEqual: 8.0, status: affected, version: 0, versionType: custom
}
{
defaultStatus: unaffected
product: BCPro (BCM)
vendor: Johnson Controls
versions:
lessThan: 3.0.2, status: affected, version: 0, versionType: custom
}
solutions:
Johnson Controls recommends the following mitigations:
*  This issue was remediated in Metasys v8.1 (April, 2016). Users should upgrade to the latest product version (9.0). For Metasys information, contact your Metasys field service/sales representative.
*  This issue was remediated in the BCPro Workstation in BCPro v3.0 (October, 2017) and mitigated for the BACnet Router and Gateway in BCPro v3.0.2 (June, 2018). Users should upgrade to the latest product versions. For more BCPro information, contact your BCPro sales and support representative.
workarounds:
Additional information for Johnson Controls:
*  Product security contact information, Building Automation System hardening, and security resources are located at our product security website  http://www.johnsoncontrols.com/buildings/specialty-pages/product-security http://www.johnsoncontrols.com/buildings/specialty-pages/product-security
*  Contact information: Johnson Controls Global Product Security at  productsecurity@jci.com http://mailto:productsecurity@jci.com/