Vulnerability CVE-2019-16762
Published: 2019-11-15   Modified: 2019-11-16

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.

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.9/10
4.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
Partial
Affected software
Simpleledger -> Slpjs 

 References:
https://github.com/simpleledger/slpjs/commit/ac8809b42e47790a6f0205991b36f2699ed10c84#diff-fe58606994c412ba56a65141a7aa4a62L701
https://github.com/simpleledger/slpjs/security/advisories/GHSA-425c-ccf3-3jrr
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