GitHub Advisoryadvisory · npm

GHSA-q9q6-f556-gpm7 Improper Verification of Cryptographic Signature in starkbank-ecdsa

CRITICAL Published 2021-11-10 Modified 2021-11-15 Official page ↗
Aliases
CVE-2021-43571
Ecosystem
npm
Packages
starkbank-ecdsa
Severity
Critical
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-347
Reviewed
2021-11-10

Affected packages

• npm starkbank-ecdsa: < 1.1.3 → fixed in 1.1.3

Description

The verify function in the Stark Bank Node.js ECDSA library (ecdsa-node) 1.1.2 fails to check that the signature is non-zero, which allows attackers to forge signatures on arbitrary messages.

Related

Alias · CVE (1)

  • CVE-2021-43571 The verify function in the Stark Bank Node.js ECDSA library (ecdsa-node) 1.1.2 fails to check that the signature is non-zero, which allows… vulnerability

Weakness · CWE (1)

  • CWE-347 Improper Verification of Cryptographic Signature weakness

References