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
| Link | Resource |
|---|---|
| https://eprint.iacr.org/2017/552.pdf | Exploit Third Party Advisory |
| https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23 | Exploit |
| https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc | Exploit |
| https://www.fireblocks.com/blog/lindell17-abort-vulnerability-technical-report/ | Third Party Advisory |
| https://eprint.iacr.org/2017/552.pdf | Exploit Third Party Advisory |
| https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23 | Exploit |
| https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc | Exploit |
| https://www.fireblocks.com/blog/lindell17-abort-vulnerability-technical-report/ | Third Party Advisory |
Configurations
History
21 Nov 2024, 08:05
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://eprint.iacr.org/2017/552.pdf - Exploit, Third Party Advisory | |
| References | () https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23 - Exploit | |
| References | () https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc - Exploit | |
| References | () https://www.fireblocks.com/blog/lindell17-abort-vulnerability-technical-report/ - Third Party Advisory | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 9.6 |
25 Aug 2023, 15:06
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Lindell17 Project
Lindell17 Project lindell17 |
|
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 8.1 |
| CWE | CWE-74 | |
| CPE | cpe:2.3:a:lindell17_project:lindell17:-:*:*:*:*:*:*:* | |
| References | (MISC) https://eprint.iacr.org/2017/552.pdf - Exploit, Third Party Advisory | |
| References | (MISC) https://github.com/fireblocks-labs/zengo-lindell17-exploit-poc - Exploit | |
| References | (MISC) https://www.fireblocks.com/blog/lindell17-abort-vulnerability-technical-report/ - Third Party Advisory | |
| References | (MISC) https://github.com/fireblocks-labs/mpc-ecdsa-attacks-23 - Exploit |
09 Aug 2023, 22:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2023-08-09 22:15
Updated : 2024-11-21 08:05
NVD link : CVE-2023-33242
Mitre link : CVE-2023-33242
CVE.ORG 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')