Crypto wallets implementing the GG18 or GG20 TSS protocol might allow an attacker to extract a full ECDSA private key by injecting a malicious pallier key and cheating in the range proof. Depending on the Beta parameters chosen in the protocol implementation, the attack might require 16 signatures or more fully exfiltrate the other parties' private key shares.
Published 2023-08-09 22:15:10
Updated 2023-08-25 16:14:33
Source Halborn
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2023-33241

0.07%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-33241

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
9.6
CRITICAL CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
3.1
5.8
Halborn
9.1
CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
3.9
5.2
NIST

CWE ids for CVE-2023-33241

References for CVE-2023-33241

Products affected by CVE-2023-33241

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