CVE-2021-3918 (High) detected in json-schema-0.2.3.tgz

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CVE-2021-3918 - High Severity Vulnerability

Vulnerable Library - json-schema-0.2.3.tgz

JSON Schema validation and specifications

Library home page: https://registry.npmjs.org/json-schema/-/json-schema-0.2.3.tgz

Path to dependency file: /MqttStreamUsingNanoscale/bower_components/webcomponentsjs/package.json

Path to vulnerable library: /node_modules/json-schema/package.json,/node_modules/json-schema/package.json

Dependency Hierarchy: - app-scripts-0.0.45.tgz (Root Library) - node-sass-3.10.1.tgz - request-2.88.0.tgz - http-signature-1.2.0.tgz - jsprim-1.4.1.tgz - :x: **json-schema-0.2.3.tgz** (Vulnerable Library)

Vulnerability Details

json-schema is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Publish Date: 2021-11-13

URL: CVE-2021-3918

CVSS 3 Score Details (9.8)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://nvd.nist.gov/vuln/detail/CVE-2021-3918

Release Date: 2021-11-13

Fix Resolution (json-schema): 0.4.0

Direct dependency fix Resolution (@ionic/app-scripts): 0.0.46-201611300357

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