Description

The verify function in the Stark Bank Java ECDSA library (ecdsa-java) 1.0.0 fails to check that the signature is non-zero, which allows attackers to forge signatures on arbitrary messages.

Remediation

References

https://github.com/starkbank/ecdsa-java/releases/tag/v1.0.1

https://research.nccgroup.com/2021/11/08/technical-advisory-arbitrary-signature-forgery-in-stark-bank-ecdsa-libraries/

Related Vulnerabilities

CVE-2017-1000189 Vulnerability in npm package ejs

CVE-2023-40814 Vulnerability in maven package org.opencrx:opencrx-core-models

CVE-2016-6817 Vulnerability in maven package org.apache.tomcat:tomcat-coyote

CVE-2016-10547 Vulnerability in maven package org.webjars.npm:nunjucks

CVE-2019-18799 Vulnerability in npm package node-sass

Severity

Critical

Classification

CWE-347 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Tags

Third Party Advisory Exploit