Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Lindell TSS Implementations / Wallet | affected 17 |
CWE
No CWE identifiers supplied.
References
- https://www.fireblocks.com/blog/lindell17-abort-vulnerability-technical-report/
- https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23
- https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc
- https://eprint.iacr.org/2017/552.pdf
ADP enrichment
No English description supplied.
No English description supplied.
No references supplied.