National Vulnerability Database (NVD) National Vulnerability Database (CVE-2012-1909)

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NVD is the U.S. government repository of standards based vulnerability management data. This data enables automation of vulnerability management, security measurement, and compliance (e.g. FISMA).

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NVD contains:

CVE Vulnerabilities: 56696
Checklists: 221
US-CERT Alerts: 246
US-CERT Vuln Notes: 2727
OVAL Queries: 8140
CPE Names: 73736

Last updated: Tue Jun 18 17:16:46 EDT 2013

CVE Publication rate: 11.1

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Vulnerability Summary for CVE-2012-1909

Original release date:08/06/2012

Last revised:08/07/2012

Source: US-CERT/NIST

Overview

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.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:5.0 (MEDIUM) (AV:N/AC:L/Au:N/C:N/I:N/A:P) (legend)

Impact Subscore: 2.9

Exploitability Subscore: 10.0

CVSS Version 2 Metrics:

Access Vector: Network exploitable

Access Complexity: Low

Authentication: Not required to exploit

Impact Type:Allows disruption of serviceUnknown

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External Source: CONFIRM

Name: https://github.com/sipa/bitcoin/commit/a206b0ea12eb4606b93323268fc81a4f1f952531

Type: Patch Information; Exploit

Hyperlink:https://github.com/sipa/bitcoin/commit/a206b0ea12eb4606b93323268fc81a4f1f952531

External Source: CONFIRM

Name: https://en.bitcoin.it/wiki/CVEs

Type: Advisory

Hyperlink:https://en.bitcoin.it/wiki/CVEs

External Source: CONFIRM

Name: https://en.bitcoin.it/wiki/BIP_0030

Type: Advisory

Hyperlink:https://en.bitcoin.it/wiki/BIP_0030