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).
References (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf
Mitigation, Third Party Advisory, US Government Resource x_refsource_misc
https://www.us-cert.gov/ics/advisories/icsa-19-227-01
Scores
CVSS v3
6.8
EPSS
0.0063
EPSS Percentile
45.4%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
Details
CWE
CWE-321
CWE-798
Status
published
Products (1)
johnsoncontrols/metasys_system
< 9.0
Published
Aug 20, 2019
Tracked Since
Feb 18, 2026