CVE-2024-42460
elliptic: nodejs/elliptic: ECDSA signature malleability due to missing checks
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 2, 2024
Updated · October 27, 2026
Description
A flaw was found in the Elliptic NodeJS package where it fails to properly verify the leading bit for the R and S values used in the ECDSA signature. This issue may lead to a scenario where an attacker can modify the signature without the Elliptic library being able to properly reject it, causing data confidentiality issues.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE-325 · Missing Cryptographic Step