Johnson Controls Metasys 4.1 through 6.5, as used in Application and Data Server (ADS), Extended Application and Data Server (aka ADX), LonWorks Control Server 85 LCS8520, Network Automation Engine (NAE) 55xx-x, Network Integration Engine (NIE) 5xxx-x, and NxE8500, allows remote attackers to read password hashes via a POST request.
Conclusion & alert: CVE-2014-5427 is rated Moderate Risk (44.6/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.36%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.53% | 1.36% | +0.83% |
| 2 | 2025-08-20 | 0.36% | 0.53% | +0.17% |
| 3 | 2025-03-30 | — | 0.36% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| johnsoncontrols | metsys | 4.1 | cpe:2.3:a:johnsoncontrols:metsys:4.1:*:*:*:*:*:*:* |
| johnsoncontrols | metsys | 6.5 | cpe:2.3:a:johnsoncontrols:metsys:6.5:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://ics-cert.us-cert.gov/advisories/ICSA-14-350-02 | Third Party Advisory US Government Resource |