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CVE-2018-19837 (Medium) detected in node-sass-4.7.2.tgz, node-sassv4.7.0 #50

Open mend-bolt-for-github[bot] opened 4 years ago

mend-bolt-for-github[bot] commented 4 years ago

CVE-2018-19837 - Medium Severity Vulnerability

Vulnerable Libraries - node-sass-4.7.2.tgz, node-sassv4.7.0

node-sass-4.7.2.tgz

Wrapper around libsass

Library home page: https://registry.npmjs.org/node-sass/-/node-sass-4.7.2.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/node-sass/package.json

Dependency Hierarchy: - app-scripts-3.1.9.tgz (Root Library) - :x: **node-sass-4.7.2.tgz** (Vulnerable Library)

Found in HEAD commit: 36e50af1a29f1ee74ab7c6293bd41021ebaf81f5

Found in base branch: master

Vulnerability Details

In LibSass prior to 3.5.5, Sass::Eval::operator()(Sass::Binary_Expression*) inside eval.cpp allows attackers to cause a denial-of-service resulting from stack consumption via a crafted sass file, because of certain incorrect parsing of '%' as a modulo operator in parser.cpp.

Publish Date: 2018-12-04

URL: CVE-2018-19837

CVSS 3 Score Details (6.5)

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Release Date: 2018-12-04

Fix Resolution (node-sass): 4.14.0

Direct dependency fix Resolution (@ionic/app-scripts): 3.2.1

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