Vulnerability Details : CVE-2017-12842
Bitcoin Core before 0.14 allows an attacker to create an ostensibly valid SPV proof for a payment to a victim who uses an SPV wallet, even if that payment did not actually occur. Completing the attack would cost more than a million dollars, and is relevant mainly only in situations where an autonomous system relies solely on an SPV proof for transactions of a greater dollar amount.
Vulnerability category: Input validation
Products affected by CVE-2017-12842
- cpe:2.3:a:bitcoin:bitcoin_core:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-12842
3.01%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 86 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-12842
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-12842
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-12842
-
https://bitslog.wordpress.com/2018/06/09/leaf-node-weakness-in-bitcoin-merkle-tree-design/
Leaf-Node weakness in Bitcoin Merkle Tree Design | BitslogThird Party Advisory
-
https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures
Common Vulnerabilities and Exposures - Bitcoin WikiVendor Advisory
-
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2019-February/016697.html
[bitcoin-dev] Vulnerability relating to 64-byte transactions in Bitcoin Core 0.13 branchThird Party Advisory
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