HOMEVULNERABILITIESCVE-2012-4684
HIGH

CVE-2012-4684

CWE-399Published: March 12, 2013· Updated: Jun 16, 2026

7.8
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2012-4684 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityC
AV:N/AC:L/Au:N/C:N/I:N/A:C

Affected Vendors & Products

bitcoin4 product(s)
bitcoin-qtbitcoin corebitcoindwxbitcoin
Source: NVD CPE · 40 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

All References (8)

Quick Facts

CVE IDCVE-2012-4684
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-399
CISA KEVNo
Affected1 vendor(s)
PublishedMar 12, 2013

Related CVEs (CWE-399)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2012-4684 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.