CVE-2021-29059 (High) detected in is-svg-2.1.0.tgz

[mend-bolt-for-github]

CVE-2021-29059 - High Severity Vulnerability

Vulnerable Library - is-svg-2.1.0.tgz

Check if a string or buffer is SVG

Library home page: https://registry.npmjs.org/is-svg/-/is-svg-2.1.0.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/is-svg/package.json

Dependency Hierarchy:

• react-scripts-1.1.4.tgz (Root Library)
  • css-loader-0.28.7.tgz
    • cssnano-3.10.0.tgz
      • postcss-svgo-2.1.6.tgz
        • ❌ is-svg-2.1.0.tgz (Vulnerable Library)

Found in HEAD commit: 0e43f8a8784f998d39b6419534b6a54485225e6e

Found in base branch: master

Vulnerability Details

A vulnerability was discovered in IS-SVG version 2.1.0 to 4.2.2 and below where a Regular Expression Denial of Service (ReDOS) occurs if the application is provided and checks a crafted invalid SVG string.

Publish Date: 2021-06-21

URL: CVE-2021-29059

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

Release Date: 2021-06-21

Fix Resolution (is-svg): 4.3.0

Direct dependency fix Resolution (react-scripts): 2.0.0

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