An issue was discovered on Nescomed Multipara Monitor M1000 devices. The physical UART debug port provides a shell, without requiring a password, with complete access.
Conclusion & alert: CVE-2020-15483 is rated Exploit Available (54.4/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.42%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 0.04% | 0.42% | +0.38% |
| 2 | 2025-03-30 | 0.08% | 0.04% | -0.04% |
| 3 | 2025-03-29 | — | 0.08% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 3.1 | MEDIUM |
|
0.9 | 5.9 | [email protected] |
| 7.2 | 2.0 | HIGH |
|
3.9 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| niscomed | m1000_multipara_patient_monitor_firmware | — | cpe:2.3:o:niscomed:m1000_multipara_patient_monitor_firmware:-:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://payatu.com/advisory/unauthenticated-uart-root-shell--in-niscomed-patient-monitor | Broken Link Exploit Third Party Advisory |
| https://www.niscomed.com/multipara-monitor.html | Product |