CVE-2021-43570 | BDVDB-2026-164064 Detail

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.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://research.nccgroup.com/2021/11/08/technical-advisory-arbitrary-signature-forgery-in-stark-bank-ecdsa-libraries/
https://github.com/starkbank/ecdsa-java/releases/tag/v1.0.1

Exploit#

No public exploit known

History#

Version 12021-11-09Record published in the CVE List.
Version 22024-08-04Most recent update recorded in the CVE List.