WS-2019-0017 (Medium) detected in clean-css-3.4.28.tgz

[mend-bolt-for-github]

WS-2019-0017 - Medium Severity Vulnerability

Vulnerable Library - clean-css-3.4.28.tgz

A well-tested CSS minifier

Library home page: https://registry.npmjs.org/clean-css/-/clean-css-3.4.28.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/clean-css/package.json

Dependency Hierarchy:

• gulp-minify-css-1.2.4.tgz (Root Library)
  • ❌ clean-css-3.4.28.tgz (Vulnerable Library)

Found in HEAD commit: 3536c96518d940a17281ef2d14155d06cf61d37a

Found in base branch: master

Vulnerability Details

Version of clean-css prior to 4.1.11 are vulnerable to Regular Expression Denial of Service (ReDoS). Untrusted input may cause catastrophic backtracking while matching regular expressions. This can cause the application to be unresponsive leading to Denial of Service.

Publish Date: 2018-03-06

URL: WS-2019-0017

CVSS 3 Score Details (5.3)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-wxhq-pm8v-cw75

Release Date: 2018-03-06

Fix Resolution: clean-css - 4.1.11

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