CVE-2019-7594

Published: Aug 20, 2019Modified: Jun 17, 2026

9.1

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitability: 3.9 / Impact: 5.2

Source: NVD

Description

Metasys® ADS/ADX servers and NAE/NIE/NCE engines prior to 9.0 make use of a hardcoded RC2 key for certain encryption operations involving the Site Management Portal (SMP).

Affected (1)

Products: Johnsoncontrols: Metasys System

Johnsoncontrols

1 product

Metasys System

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Johnsoncontrols Metasys System	Before 9.0

Related CWEs

CWE-321

Use of Hard-coded Cryptographic Key

The use of a hard-coded cryptographic key significantly increases the possibility that encrypted data may be recovered.

CWE-798

Use of Hard-coded Credentials

The product contains hard-coded credentials, such as a password or cryptographic key.

References (4)

https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf

Source: productsecurity@jci.com

Vendor Advisory

https://www.us-cert.gov/ics/advisories/icsa-19-227-01

Source: productsecurity@jci.com

MitigationThird Party AdvisoryUS Government Resource

https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://www.us-cert.gov/ics/advisories/icsa-19-227-01

Source: af854a3a-2127-422b-91ae-364da2661108

MitigationThird Party AdvisoryUS Government Resource

Timeline

No history available yet.