Description
A specially crafted Bitcoin script can cause a discrepancy between the specified SLP consensus rules and the validation result of the slpjs npm package. An attacker could create a specially crafted Bitcoin script in order to cause a hard-fork from the SLP consensus. Affected users can upgrade to any version >= 0.21.4.
References (2)
Core 2
Core References
Exploit, Patch, Third Party Advisory x_refsource_confirm
https://github.com/simpleledger/slpjs/security/advisories/GHSA-425c-ccf3-3jrr
Patch, Third Party Advisory x_refsource_misc
https://github.com/simpleledger/slpjs/commit/ac8809b42e47790a6f0205991b36f2699ed10c84#diff-fe58606994c412ba56a65141a7aa4a62L701
Scores
CVSS v3
5.7
EPSS
0.0037
EPSS Percentile
58.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:H/A:H
Details
CWE
CWE-20
Status
published
Products (2)
npm/slpjs
0 - 0.21.4npm
simpleledger/slpjs
< 0.21.4
Published
Nov 15, 2019
Tracked Since
Feb 18, 2026