CVE-2020-13822

HighCVSS 7.7/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.7/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L

Weakness enumeration

CWE-190

Affected software

No affected versions have been published.

Timeline

Published: Jun 4, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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