Risk-Based Dynamic Identity Authentication Method Based on the UCON Model

Table 4

Level of vulnerability.

Level	Value	Extent	Introduction
V	80–100	Very dangerous	Vulnerabilities that access system permission directly
IV	60–80	Dangerous	Sensitive information is leaked or visited without authorization
III	40–60	Moderately dangerous	Causing Web application denial of service
II	20–40	Slightly dangerous	Causing denial of service locally or leaking general information
I	0–20	Almost safe	General CSRF or URL jumping