CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
AI Score
Confidence
High
EPSS
Percentile
55.5%
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.
Vendor | Product | Version | CPE |
---|---|---|---|
lindell17_project | lindell17 | - | cpe:2.3:a:lindell17_project:lindell17:-:*:*:*:*:*:*:* |
[
{
"defaultStatus": "unaffected",
"product": "Wallet",
"vendor": "Lindell TSS Implementations",
"versions": [
{
"status": "affected",
"version": "17"
}
]
}
]