CVE-2019-18671

2019-12-0617:53:29

mitre

www.cve.org

AI Score

9.7

Confidence

High

EPSS

0.003

Percentile

71.2%

JSON

Insufficient checks in the USB packet handling of the ShapeShift KeepKey hardware wallet before firmware 6.2.2 allow out-of-bounds writes in the .bss segment via crafted messages. The vulnerability could allow code execution or other forms of impact. It can be triggered by unauthenticated attackers and the interface is reachable via WebUSB.