DTVSS Search Search Calculator Calibration About Tiers Security

Dynamic Temporal Vulnerability Scoring System

A patent-pending multiplicative risk engine for medical device cybersecurity. Integrates real-time exploit likelihood, regulatory device classification, and patient harm potential.
x Multiplicative coupling of B, H, L(t)
H Patient harm from TGA / EU MDR / MHRA / FDA
L EPSS as continuous daily probability
! KEV override forces maximum score
Calibrated against 96 real medical device CVEs · All public data sources
Read the DTVSS methodology and patent provenance
8.03
CVE-2017-12718 · ICU Medical Plum 360
Buffer overflow in network-connected infusion pump
CRITICAL
B 2.20 L(t) 0.2577 H 7.5 · IIb Example · Try it above
Anchored to criterion (i) of the DTVSS calibration.
Fetching from NVD and EPSS...
0.00
RESEARCH PREVIEW - Tier 1 is a non-commercial research demonstration. Not a certified medical device risk management tool. Commercial licence required for production use.