Vulnerability in Bitcoin Core
CVE-2012-1909
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.
EPSS: 0.029 (85.6th percentile) — read the EPSS interpretation.
Affected products
- Bitcoin Bitcoin_core — versions 0.3.4, 0.3.5, 0.3.8
- Bitcoin Wxbitcoin
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Exploit, Patch)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (x_refsource_MISC)
Frequently asked questions
- What is CVE-2012-1909?
- CVE-2012-1909 is a vulnerability in Bitcoin Core, classified under CWE-16. Published 2012-08-06.
- Is CVE-2012-1909 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.