CVE-2020-13822

PoC —

CVSS 3.1

7.7 high

EPSS

3%p85

Published

Jun 4, 2020 (Jun 4, 2020)

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.

Vendors: indutny
Products: elliptic
Weakness: CWE-190
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L

NVD CVE.org GitHub PoCs EPSS (2.6%)

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