CVE-2019-16762
Critical severity vulnerability that affects slpjs
Description
## Validator parsing discrepancy due to string encoding ### Impact 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. ### Patches All versions > 0.21.3 are patched. ### Workarounds Upgrade to any version >= 0.21.4. ### References The bug was located and fixed [here](https://github.com/simpleledger/slpjs/commit/ac8809b42e47790a6f0205991b36f2699ed10c84#diff-fe58606994c412ba56a65141a7aa4a62L701). ### For more information If you have any questions or comments about this advisory: * Open an issue in the [slpjs repo](https://github.com/simpleledger/slpjs/issues) * Email us at [info@slp.cash](mailto:info@slp.cash)
How to fix CVE-2019-16762
To remediate CVE-2019-16762, upgrade the affected package to a fixed version below.
- —upgrade to 0.21.4 or later
Is CVE-2019-16762 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.21.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.7 | CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:H/A:H |