The alert functionality in bitcoind and Bitcoin-Qt before 0.7.0 supports different character representations of the same signature data, but relies on a hash of this signature, which allows remote attackers to cause a denial of service (resource consumption) via a valid modified signature for a circulating alert.
Published 2013-03-12 11:28:18
Updated 2020-03-18 17:38:22
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2012-4684

Probability of exploitation activity in the next 30 days: 0.32%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 70 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2012-4684

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
7.8
HIGH AV:N/AC:L/Au:N/C:N/I:N/A:C
10.0
6.9
NIST

CWE ids for CVE-2012-4684

  • Assigned by: nvd@nist.gov (Primary)

References for CVE-2012-4684

Products affected by CVE-2012-4684

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