CVE-2023-33242

Publication date

2023-08-09 21:01:37

Family

Halborn

State

PUBLISHED

Description

Crypto wallets implementing the Lindell17 TSS protocol might allow an attacker to extract the full ECDSA private key by exfiltrating a single bit in every signature attempt (256 in total) because of not adhering to the papers security proofs assumption regarding handling aborts after a failed signature.