CVE-2021-43571

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published11/9/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

starkbank:ecdsa-node

Weaknesses (CWE)

CWE-347

References

https://github.com/starkbank/ecdsa-node/releases/tag/v1.1.3(cve@mitre.org)

https://research.nccgroup.com/2021/11/08/technical-advisory-arbitrary-signature-forgery-in-stark-bank-ecdsa-libraries/(cve@mitre.org)

https://github.com/starkbank/ecdsa-node/releases/tag/v1.1.3(af854a3a-2127-422b-91ae-364da2661108)

https://research.nccgroup.com/2021/11/08/technical-advisory-arbitrary-signature-forgery-in-stark-bank-ecdsa-libraries/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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