CVE-2023-33242
9.6 High
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
7.9 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
40.9%
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 configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| lindell17_project:lindell17 | lindell17 project lindell17 | eq | - |
CNA Affected
[
{
"defaultStatus": "unaffected",
"product": "Wallet",
"vendor": "Lindell TSS Implementations",
"versions": [
{
"status": "affected",
"version": "17"
}
]
}
]Related
9.6 High
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
7.9 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
40.9%