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Validator parsing discrepancy due to string encoding

Critical
jcramer published GHSA-425c-ccf3-3jrr Nov 15, 2019

Package

npm slpjs (npm)

Affected versions

< 0.21.4

Patched versions

0.21.4

Description

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.

For more information

If you have any questions or comments about this advisory:

Severity

Critical

CVE ID

CVE-2019-16762

Weaknesses

No CWEs