CVE-2024-42460

Elliptic's ECDSA missing check for whether leading bit of r and s is zero

Description

In the Elliptic package 6.5.6 for Node.js, ECDSA signature malleability occurs because there is a missing check for whether the leading bit of r and s is zero.

Patch Available

Fix available through Seal Security.  
No upgrade required, protect your application instantly.

Fix without upgrading

Score

5.3

Severity

Medium

Ecosystem

Java

Publish Date

August 2, 2024

Modified Date

November 4, 2025

Score Vector

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

Affected Versions