mocha-2.2.5.js: 1 vulnerabilities (highest severity is: 5.3)

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Vulnerable Library - mocha-2.2.5.js

simple, flexible, fun test framework

Library home page: https://cdnjs.cloudflare.com/ajax/libs/mocha/2.2.5/mocha.js

Path to dependency file: /npm_and_yarn/spec/fixtures/projects/yarn/duplicate_indirect_dependency/node_modules/js-base64/.attic/test-moment/index.html

Path to vulnerable library: /npm_and_yarn/spec/fixtures/projects/yarn/duplicate_indirect_dependency/node_modules/js-base64/.attic/test-moment/index.html

Vulnerabilities

CVE	Severity	CVSS	Dependency	Type	Fixed in (mocha version)	Remediation Possible**	Reachability
WS-2019-0425	Medium	5.3	mocha-2.2.5.js	Direct	v6.0.0	❌

**In some cases, Remediation PR cannot be created automatically for a vulnerability despite the availability of remediation

Details

WS-2019-0425

### Vulnerable Library - mocha-2.2.5.js

simple, flexible, fun test framework

Library home page: https://cdnjs.cloudflare.com/ajax/libs/mocha/2.2.5/mocha.js

Path to dependency file: /npm_and_yarn/spec/fixtures/projects/yarn/duplicate_indirect_dependency/node_modules/js-base64/.attic/test-moment/index.html

Path to vulnerable library: /npm_and_yarn/spec/fixtures/projects/yarn/duplicate_indirect_dependency/node_modules/js-base64/.attic/test-moment/index.html

Dependency Hierarchy: - :x: **mocha-2.2.5.js** (Vulnerable Library)

Found in base branch: main

### Vulnerability Details

Mocha is vulnerable to ReDoS attack. If the stack trace in utils.js begins with a large error message, and full-trace is not enabled, utils.stackTraceFilter() will take exponential run time.

Publish Date: 2019-01-24

URL: WS-2019-0425

### CVSS 3 Score Details (5.3)

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

For more information on CVSS3 Scores, click here.

### Suggested Fix

Type: Upgrade version

Release Date: 2019-01-24

Fix Resolution: v6.0.0