Security Advisory
CVE-2023-33242
9.6
CRITICAL
Vulnerability 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 paper's security proof's assumption regarding handling aborts after a failed signature.
Published Date
August 9, 2023
Official Source
NIST NVD Advisory