CVE-2018-20821 (Medium) detected in node-sass-4.10.0.tgz

[mend-bolt-for-github]

CVE-2018-20821 - Medium Severity Vulnerability

Vulnerable Library - node-sass-4.10.0.tgz

Wrapper around libsass

Library home page: https://registry.npmjs.org/node-sass/-/node-sass-4.10.0.tgz

Path to dependency file: angular/integration/cli-hello-world-ivy-minimal/yarn.lock

Path to vulnerable library: angular/integration/cli-hello-world-ivy-minimal/yarn.lock,angular/aio/yarn.lock,angular/integration/cli-hello-world/yarn.lock,angular/integration/cli-hello-world-ivy-compat/yarn.lock

Dependency Hierarchy:

• build-angular-0.12.1.tgz (Root Library)
  • ❌ node-sass-4.10.0.tgz (Vulnerable Library)

Found in HEAD commit: cf1f1c0344fa01406f61ff7437a72714be39b47e

Vulnerability Details

The parsing component in LibSass through 3.5.5 allows attackers to cause a denial-of-service (uncontrolled recursion in Sass::Parser::parse_css_variable_value in parser.cpp).

Publish Date: 2019-04-23

URL: CVE-2018-20821

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

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20821

Release Date: 2019-04-23

Fix Resolution: LibSass - 3.6.0