CVE-2018-19837 (Medium) detected in libsass3.3.6, node-sass-3.12.1.tgz - autoclosed

[mend-for-github-com]

CVE-2018-19837 - Medium Severity Vulnerability

Vulnerable Libraries - libsass3.3.6, node-sass-3.12.1.tgz

node-sass-3.12.1.tgz

Wrapper around libsass

Library home page: https://registry.npmjs.org/node-sass/-/node-sass-3.12.1.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/node-sass

Dependency Hierarchy:

• gulp-sass-2.3.2.tgz (Root Library)
  • ❌ node-sass-3.12.1.tgz (Vulnerable Library)

Found in HEAD commit: 815ae0afebcf867f02143f3ab9cf88b1d4dacdec

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: libsass - 3.5.5;node-sass - 4.14.0

[mend-for-github-com]

✔️ This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.