The MEAC300-FNADE4 does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it susceptible to brute-force attacks.
Conclusion & alert: CVE-2025-27449 is rated Moderate Risk (50.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.35%). 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 | 2026-04-29 | 0.16% | 0.35% | +0.19% |
| 2 | 2026-03-08 | 0.06% | 0.16% | +0.10% |
| 3 | 2025-07-03 | — | 0.06% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| endress | meac300-fnade4_firmware | <= 0.16.0 | cpe:2.3:o:endress:meac300-fnade4_firmware:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://sick.com/psirt | Vendor Advisory |
| https://www.cisa.gov/resources-tools/resources/ics-recommended-practices | US Government Resource |
| https://www.endress.com | Product |
| https://www.first.org/cvss/calculator/3.1 | Not Applicable |
| https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0008.json | Vendor Advisory |
| https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0008.pdf | Vendor Advisory |