Metasys use of shared RSA key pairs
Published Aug 20, 2019
9.1
CRITICALCVSS 3.0
EPSS 0.82%
Description
Metasys® ADS/ADX servers and NAE/NIE/NCE engines prior to 9.0 make use of a shared RSA key pair for certain encryption operations involving the Site Management Portal (SMP).
Affected products
No data.
- < 9.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
Upgrade Metasys® devices to Release 9.0 or later and configure sites with trusted certificates.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
1 other source (CVE.org) ▾
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
AV:N/AC:L/Au:N/C:P/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.82% (0.00820) | 55.73th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.82% (0.00820) | 55.69th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.11% (0.00108) | 44.21th | v3 (v2023.03.01) |
| Jun 28, 2024 | 0.11% (0.00108) | 44.08th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00108) | 42.06th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 9.03% (0.09029) | 86.86th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.74% (0.02742) | 63.06th | v1 |
| Jan 6, 2022 | 2.74% (0.02742) | 62.72th | v1 |
| Jan 5, 2022 | 0.62% (0.00624) | 46.35th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
References (2)
- https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf x_refsource_CONFIRMVendor Advisory
- https://www.us-cert.gov/ics/advisories/icsa-19-227-01 x_refsource_MISCMitigationThird Party AdvisoryUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf | x_refsource_CONFIRMVendor Advisory | |
| https://www.us-cert.gov/ics/advisories/icsa-19-227-01 | x_refsource_MISCMitigationThird Party AdvisoryUS Government Resource |
Change history (0)
No recorded changes yet.