CVE-2021-43568

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

Configuration 1 (hide)

cpe:2.3:a:starkbank:elixir_ecdsa:1.0.0:*:*:*:*:*:*:*

History

21 Nov 2024, 06:29

Type Values Removed Values Added
References () https://github.com/starkbank/ecdsa-elixir/releases/tag/v1.0.1 - Third Party Advisory () https://github.com/starkbank/ecdsa-elixir/releases/tag/v1.0.1 - Third Party Advisory
References () https://research.nccgroup.com/2021/11/08/technical-advisory-arbitrary-signature-forgery-in-stark-bank-ecdsa-libraries/ - Exploit, Third Party Advisory () https://research.nccgroup.com/2021/11/08/technical-advisory-arbitrary-signature-forgery-in-stark-bank-ecdsa-libraries/ - Exploit, Third Party Advisory

Information

Published : 2021-11-09 22:15

Updated : 2024-11-21 06:29


NVD link : CVE-2021-43568

Mitre link : CVE-2021-43568

CVE.ORG link : CVE-2021-43568


JSON object : View

Products Affected

starkbank

  • elixir_ecdsa
CWE
CWE-347

Improper Verification of Cryptographic Signature