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.
CVE-2018-19837 - Medium Severity Vulnerability
Wrapper around libsass
Library home page: https://registry.npmjs.org/node-sass/-/node-sass-4.11.0.tgz
Path to dependency file: /docs/package.json
Path to vulnerable library: /docs/node_modules/node-sass/package.json
Dependency Hierarchy: - gulp-sass-4.0.2.tgz (Root Library) - :x: **node-sass-4.11.0.tgz** (Vulnerable Library)
Found in base branch: develop
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
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.Type: Upgrade version
Release Date: 2018-12-04
Fix Resolution (node-sass): 4.14.0
Direct dependency fix Resolution (gulp-sass): 4.1.0
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