kbrain

CVE-2012-4684

HIGH · CVSS 7.8EPSS 2.9%EU EUVD

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.

Key facts

CVSS score
7.8 (v2.0)
Severity
HIGH
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness (CWE)
CWE-399
EPSS score
2.9% (87th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2012-4609)
Published
March 12, 2013
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-4609 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin core
  • bitcoin / bitcoin-qt
  • bitcoin / bitcoind
  • bitcoin / wxbitcoin
  • bitcoin / wxbitcoin
  • bitcoin / wxbitcoin
  • bitcoin / wxbitcoin
  • bitcoin / wxbitcoin
  • bitcoin / wxbitcoin
  • bitcoin / wxbitcoin
  • bitcoin / wxbitcoin
  • bitcoin / wxbitcoin

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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