The Elliptic package 6.5.2 for Node.js allows ECDSA signature malleability via variations in encoding, leading '\0' bytes, or integer overflows. This could conceivably have a security-relevant impact if an application relied on a single canonical signature.
CVE-2020-13822 - High Severity Vulnerability
EC cryptography
Library home page: https://registry.npmjs.org/elliptic/-/elliptic-6.4.0.tgz
Path to dependency file: kienba/package.json
Path to vulnerable library: kienba/node_modules/elliptic/package.json
Dependency Hierarchy: - webpack-3.11.0.tgz (Root Library) - node-libs-browser-2.1.0.tgz - crypto-browserify-3.12.0.tgz - browserify-sign-4.0.4.tgz - :x: **elliptic-6.4.0.tgz** (Vulnerable Library)
Found in HEAD commit: 349a6dfbfb7b20744f0a39328207f91148a57fa6
The Elliptic package 6.5.2 for Node.js allows ECDSA signature malleability via variations in encoding, leading '\0' bytes, or integer overflows. This could conceivably have a security-relevant impact if an application relied on a single canonical signature.
Publish Date: 2020-06-04
URL: CVE-2020-13822
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: High - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: Low
For more information on CVSS3 Scores, click here.Type: Upgrade version
Origin: https://github.com/indutny/elliptic/tree/v6.5.3
Release Date: 2020-06-04
Fix Resolution: v6.5.3
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