CVE - CVE-2023-33242

CVE-ID
CVE-2023-33242	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://eprint.iacr.org/2017/552.pdf URL:https://eprint.iacr.org/2017/552.pdf MISC:https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23 URL:https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23 MISC:https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc URL:https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc MISC:https://www.fireblocks.com/blog/lindell17-abort-vulnerability-technical-report/ URL:https://www.fireblocks.com/blog/lindell17-abort-vulnerability-technical-report/
Assigning CNA
Halborn
Date Record Created
20230519	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20230519)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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