osvrp-cvss

CVSS 3.0 parser, generator, and calculator.

API

parseString

import {parseString} from 'osvrp-cvss';
const string = 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H';
const fields = parseString(string);
// {
//   AV: 'N',
//   AC: 'L',
//   PR: 'L',
//   ...
// }

generateString

import {generateString} from 'osvrp-cvss';
const fields = {
  AV: 'N',
  AC: 'L',
  PR: 'L',
  // ...
};
generateString(fields);
// 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'

getScores

import {parseString, getScores} from 'osvrp-cvss';
const string = 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H';
const fields = parseString(string);
const scores = getScores(fields);
// {
//   BASE: 9.9,
//   TEMPORAL: 9.9,
//   ENVIRONMENTAL: 9.9,
// }

getSeverityRating

import {parseString, getScores, getSeverityRating} from 'osvrp-cvss';
const string = 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H';
const fields = parseString(string);
const scores = getScores(fields);
const baseSeverity = getSeverityRating(scores.BASE);
// CRITICAL

Constants

SCORES

import {SCORES} from 'osvrp-cvss';

SCORES; // ['BASE', 'TEMPORAL', 'ENVIRONMENTAL']

SEVERITY_RATINGS

import {SEVERITY_RATINGS} from 'osvrp-cvss';

SEVERITY_RATINGS; // ['NONE', 'LOW', 'MEDIUM', 'HIGH', 'CRITICAL']

VALID_FIELDS

import {VALID_FIELDS} from 'osvrp-cvss';

VALID_FIELDS; // ['AV', 'AC', 'PR', 'UI', 'S', 'C', ...]

VALID_VALUES

import {VALID_VALUES} from 'osvrp-cvss';

VALID_VALUES; // { AV: ['N', 'A', 'L', 'P'], AC: ['L', 'H'], ...]

REQUIRED_FIELDS

import {REQUIRED_FIELDS} from 'osvrp-cvss';

REQUIRED_FIELDS; // ['AV', 'AC', 'PR', 'UI', 'S', 'C', ...]