WS-2019-0032 (Medium) detected in js-yaml-3.6.1.tgz, js-yaml-3.12.0.tgz

[mend-for-github-com]

WS-2019-0032 - Medium Severity Vulnerability

Vulnerable Libraries - js-yaml-3.6.1.tgz, js-yaml-3.12.0.tgz

js-yaml-3.6.1.tgz

YAML 1.2 parser and serializer

Library home page: https://registry.npmjs.org/js-yaml/-/js-yaml-3.6.1.tgz

Path to dependency file: /web3.js/package.json

Path to vulnerable library: /tmp/git/web3.js/node_modules/js-yaml/package.json

Dependency Hierarchy:

• istanbul-0.4.5.tgz (Root Library)
  • ❌ js-yaml-3.6.1.tgz (Vulnerable Library)

js-yaml-3.12.0.tgz

YAML 1.2 parser and serializer

Library home page: https://registry.npmjs.org/js-yaml/-/js-yaml-3.12.0.tgz

Path to dependency file: /web3.js/package.json

Path to vulnerable library: /tmp/git/web3.js/node_modules/coveralls/node_modules/js-yaml/package.json

Dependency Hierarchy:

• coveralls-3.0.2.tgz (Root Library)
  • ❌ js-yaml-3.12.0.tgz (Vulnerable Library)

Found in HEAD commit: 7576dbf002acfdb086fcdd4502adbf9c9461ae69

Vulnerability Details

Versions js-yaml prior to 3.13.0 are vulnerable to Denial of Service. By parsing a carefully-crafted YAML file, the node process stalls and may exhaust system resources leading to a Denial of Service.

Publish Date: 2019-03-26

URL: WS-2019-0032

CVSS 2 Score Details (5.0)

Base Score Metrics not available

Suggested Fix

Type: Upgrade version

Origin: https://www.npmjs.com/advisories/788/versions

Release Date: 2019-03-26

Fix Resolution: 3.13.0

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