CVE-2023-33242
CVSS V2 None
CVSS V3 None
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.
Overview
- CVE ID
- CVE-2023-33242
- Assigner
- disclosures@halborn.com
- Vulnerability Status
- Analyzed
- Published Version
- 2023-08-09T22:15:11
- Last Modified Date
- 2023-08-25T15:06:14
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:lindell17_project:lindell17:-:*:*:*:*:*:*:* | 1 | OR |
References
| Reference URL | Reference Tags |
|---|---|
| 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 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2023-33242 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-33242 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2023-09-06 03:25:11 | Added to TrackCVE | |||
| 2023-09-06 03:25:13 | Weakness Enumeration | new |