CVE-2021-33587 (High) detected in css-what-2.1.3.tgz

[mend-bolt-for-github]

CVE-2021-33587 - High Severity Vulnerability

Vulnerable Library - css-what-2.1.3.tgz

a CSS selector parser

Library home page: https://registry.npmjs.org/css-what/-/css-what-2.1.3.tgz

Path to dependency file: micro-cors-http-proxy/package.json

Path to vulnerable library: micro-cors-http-proxy/node_modules/css-what/package.json

Dependency Hierarchy:

• micro-dev-3.0.0.tgz (Root Library)
  • pretty-error-2.1.1.tgz
    • renderkid-2.0.3.tgz
      • css-select-1.2.0.tgz
        • ❌ css-what-2.1.3.tgz (Vulnerable Library)

Found in HEAD commit: abf77a0c3270a91ef5bbbf9a3dccf29ac0aef673

Vulnerability Details

The css-what package 4.0.0 through 5.0.0 for Node.js does not ensure that attribute parsing has Linear Time Complexity relative to the size of the input.

Publish Date: 2021-05-28

URL: CVE-2021-33587

CVSS 3 Score Details (7.5)

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: 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-2021-33587

Release Date: 2021-05-28

Fix Resolution: css-what - 5.0.1

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