CVEvulnerability

CVE-2012-1909

5.0 MEDIUM Published 2012-08-06 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2012-08-06
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-16

Description

The Bitcoin protocol, as used in bitcoind before 0.4.4, wxBitcoin, Bitcoin-Qt, and other programs, does not properly handle multiple transactions with the same identifier, which allows remote attackers to cause a denial of service (unspendable transaction) by leveraging the ability to create a duplicate coinbase transaction.

Affected configurations

• bitcoin bitcoin core • bitcoin bitcoin core (<= 0.4.4) • bitcoin bitcoin core 0.3.4 • bitcoin bitcoin core 0.3.5 • bitcoin bitcoin core 0.3.8 • bitcoin bitcoin core 0.3.10 • bitcoin bitcoin core 0.3.11 • bitcoin bitcoin core 0.3.12 • bitcoin bitcoin core 0.4.0 • bitcoin bitcoin core 0.4.1 • bitcoin wxbitcoin

Related

Weakness · not in database (1)

References