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
Published Aug 6, 2012
5.0
MEDIUMCVSS 2.0
EPSS 2.93%
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.
Affected products
No data.
- n/a
- ≤ 0.4.4
- 0.3.4
- 0.3.5
- 0.3.8
- 0.3.10
- 0.3.11
- 0.3.12
- 0.4.0
- 0.4.1
- 0.4.1
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.93% (0.02928) | 86.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.93% (0.02928) | 85.23th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.24% (0.01238) | 77.86th | v4 (v2025.03.14) |
| Dec 17, 2024 | 4.71% (0.04712) | 92.54th | v3 (v2023.03.01) |
| Sep 17, 2024 | 6.23% (0.06234) | 93.73th | v3 (v2023.03.01) |
| May 24, 2024 | 2.76% (0.02756) | 90.57th | v3 (v2023.03.01) |
| May 10, 2024 | 2.31% (0.02308) | 89.65th | v3 (v2023.03.01) |
| Apr 25, 2024 | 1.93% (0.01930) | 88.47th | v3 (v2023.03.01) |
| Mar 15, 2024 | 1.72% (0.01716) | 87.50th | v3 (v2023.03.01) |
| Feb 8, 2024 | 1.45% (0.01447) | 86.23th | v3 (v2023.03.01) |
| Apr 24, 2023 | 6.23% (0.06234) | 92.49th | v3 (v2023.03.01) |
| Mar 7, 2023 | 5.33% (0.05325) | 91.85th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (7)
- http://r6.ca/blog/20120206T005236Z.html x_refsource_MISC
- http://sourceforge.net/mailarchive/forum.php?thread_name=CAPg%2BsBhmGHnMResVxPDZdfpmWTb9uqD0RrQD7oSXBQq7oHpm8g%40mail.gmail.com&forum_name=bitcoin-development mailing-listx_refsource_MLIST
- https://bitcointalk.org/index.php?topic=67738.0 x_refsource_CONFIRM
- https://bugs.gentoo.org/show_bug.cgi?id=407793 x_refsource_CONFIRM
- https://en.bitcoin.it/wiki/BIP_0030 x_refsource_CONFIRMVendor Advisory
- https://en.bitcoin.it/wiki/CVEs x_refsource_CONFIRMVendor Advisory
- https://github.com/sipa/bitcoin/commit/a206b0ea12eb4606b93323268fc81a4f1f952531 x_refsource_CONFIRMExploitPatch
| Link | Providers | Tags |
|---|---|---|
| http://r6.ca/blog/20120206T005236Z.html | x_refsource_MISC | |
| http://sourceforge.net/mailarchive/forum.php?thread_name=CAPg%2BsBhmGHnMResVxPDZdfpmWTb9uqD0RrQD7oSXBQq7oHpm8g%40mail.gmail.com&forum_name=bitcoin-development | mailing-listx_refsource_MLIST | |
| https://bitcointalk.org/index.php?topic=67738.0 | x_refsource_CONFIRM | |
| https://bugs.gentoo.org/show_bug.cgi?id=407793 | x_refsource_CONFIRM | |
| https://en.bitcoin.it/wiki/BIP_0030 | x_refsource_CONFIRMVendor Advisory | |
| https://en.bitcoin.it/wiki/CVEs | x_refsource_CONFIRMVendor Advisory | |
| https://github.com/sipa/bitcoin/commit/a206b0ea12eb4606b93323268fc81a4f1f952531 | x_refsource_CONFIRMExploitPatch |
Change history (0)
No recorded changes yet.