CVE-2020-15366 (Medium) detected in ajv-6.10.0.tgz

[mend-bolt-for-github]

CVE-2020-15366 - Medium Severity Vulnerability

Vulnerable Library - ajv-6.10.0.tgz

Another JSON Schema Validator

Library home page: https://registry.npmjs.org/ajv/-/ajv-6.10.0.tgz

Path to dependency file: /event-system/package.json

Path to vulnerable library: /node_modules/ajv/package.json

Dependency Hierarchy:

• eslint-5.16.0.tgz (Root Library)
  • ❌ ajv-6.10.0.tgz (Vulnerable Library)

Vulnerability Details

An issue was discovered in ajv.validate() in Ajv (aka Another JSON Schema Validator) 6.12.2. A carefully crafted JSON schema could be provided that allows execution of other code by prototype pollution. (While untrusted schemas are recommended against, the worst case of an untrusted schema should be a denial of service, not execution of code.)

Publish Date: 2020-07-15

URL: CVE-2020-15366

CVSS 3 Score Details (5.6)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Release Date: 2020-07-15

Fix Resolution (ajv): 6.12.3

Direct dependency fix Resolution (eslint): 6.0.0

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