CVE-2021-27290 (High) detected in ssri-5.3.0.tgz

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CVE-2021-27290 - High Severity Vulnerability

Vulnerable Library - ssri-5.3.0.tgz

Standard Subresource Integrity library -- parses, serializes, generates, and verifies integrity metadata according to the SRI spec.

Library home page: https://registry.npmjs.org/ssri/-/ssri-5.3.0.tgz

Path to dependency file: /app/server/static/package.json

Path to vulnerable library: /app/server/static/node_modules/ssri/package.json

Dependency Hierarchy:

• webpack-4.12.0.tgz (Root Library)
  • uglifyjs-webpack-plugin-1.2.5.tgz
    • cacache-10.0.4.tgz
      • ❌ ssri-5.3.0.tgz (Vulnerable Library)

Vulnerability Details

ssri 5.2.2-8.0.0, fixed in 8.0.1, processes SRIs using a regular expression which is vulnerable to a denial of service. Malicious SRIs could take an extremely long time to process, leading to denial of service. This issue only affects consumers using the strict option.

Publish Date: 2021-03-12

URL: CVE-2021-27290

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: GHSA-vx3p-948g-6vhq

Release Date: 2021-03-12

Fix Resolution (ssri): 6.0.2

Direct dependency fix Resolution (webpack): 4.26.0

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