CVE-2023-33242

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.
Configurations

Configuration 1 (hide)

cpe:2.3:a:lindell17_project:lindell17:-:*:*:*:*:*:*:*

History

25 Aug 2023, 15:06

Type Values Removed Values Added
CPE cpe:2.3:a:lindell17_project:lindell17:-:*:*:*:*:*:*:*
References (MISC) https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23 - (MISC) https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23 - Exploit
References (MISC) https://www.fireblocks.com/blog/lindell17-abort-vulnerability-technical-report/ - (MISC) https://www.fireblocks.com/blog/lindell17-abort-vulnerability-technical-report/ - Third Party Advisory
References (MISC) https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc - (MISC) https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc - Exploit
References (MISC) https://eprint.iacr.org/2017/552.pdf - (MISC) https://eprint.iacr.org/2017/552.pdf - Exploit, Third Party Advisory
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 8.1
First Time Lindell17 Project
Lindell17 Project lindell17
CWE CWE-74

09 Aug 2023, 22:15

Type Values Removed Values Added
New CVE

Information

Published : 2023-08-09 22:15

Updated : 2023-08-25 15:06


NVD link : CVE-2023-33242

Mitre link : CVE-2023-33242


JSON object : View

Products Affected

lindell17_project

  • lindell17
CWE
CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')