Vulnerability in Bitcoin 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 (unspend…

EPSS: 0.029 (85.3th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2012-1909?
CVE-2012-1909 is a vulnerability in Bitcoin 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.