National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2012-1909 Detail

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.

Source:  MITRE
Description Last Modified:  08/06/2012

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://r6.ca/blog/20120206T005236Z.html
http://sourceforge.net/mailarchive/forum.php?thread_name=CAPg%2BsBhmGHnMResVxPDZdfpmWTb9uqD0RrQD7oSXBQq7oHpm8g%40mail.gmail.com&forum_name=bitcoin-development
https://bitcointalk.org/index.php?topic=67738.0
https://bugs.gentoo.org/show_bug.cgi?id=407793
https://en.bitcoin.it/wiki/BIP_0030 Vendor Advisory
https://en.bitcoin.it/wiki/CVEs Vendor Advisory
https://github.com/sipa/bitcoin/commit/a206b0ea12eb4606b93323268fc81a4f1f952531 Exploit Patch

Technical Details

Vulnerability Type (View All)

Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2012-1909
NVD Published Date:
08/06/2012
NVD Last Modified:
08/07/2012