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

[mend-bolt-for-github[bot]]

CVE-2021-3918 - Critical 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: /package.json

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

Dependency Hierarchy: - less-2.5.1.tgz (Root Library) - 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)

Found in base branch: master

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 (less): 2.5.2

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