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…
Does this matter?
Lower severity and a low EPSS score (2.93%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 2.93% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-16
- Affected
- bitcoin/bitcoin core · bitcoin/wxbitcoin
- Source
- cve@mitre.org
References
- 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_0030Vendor Advisory
- https://en.bitcoin.it/wiki/CVEsVendor Advisory
- https://github.com/sipa/bitcoin/commit/a206b0ea12eb4606b93323268fc81a4f1f952531Exploit, Patch
- 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_0030Vendor Advisory
- https://en.bitcoin.it/wiki/CVEsVendor Advisory
- https://github.com/sipa/bitcoin/commit/a206b0ea12eb4606b93323268fc81a4f1f952531Exploit, Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.