CVE-2018-19827 (High) detected in node-sass-4.14.1.tgz, node-sassv4.13.1

[mend-bolt-for-github]

CVE-2018-19827 - High Severity Vulnerability

Vulnerable Libraries - node-sass-4.14.1.tgz, node-sassv4.13.1

node-sass-4.14.1.tgz

Wrapper around libsass

Library home page: https://registry.npmjs.org/node-sass/-/node-sass-4.14.1.tgz

Path to dependency file: /package.json

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

Dependency Hierarchy:

• node-sass-chokidar-1.5.0.tgz (Root Library)
  • ❌ node-sass-4.14.1.tgz (Vulnerable Library)

Found in HEAD commit: 23bce4da7dd489875a9f77f29a81dae4f845a4ef

Found in base branch: master

Vulnerability Details

In LibSass 3.5.5, a use-after-free vulnerability exists in the SharedPtr class in SharedPtr.cpp (or SharedPtr.hpp) that may cause a denial of service (application crash) or possibly have unspecified other impact.

Publish Date: 2018-12-03

URL: CVE-2018-19827

CVSS 3 Score Details (8.8)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://github.com/sass/libsass/releases/tag/3.6.0

Release Date: 2018-12-03

Fix Resolution: libsass - 3.6.0

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[tyhal]

sass/node-sass#2685