CVE-2019-18671

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CVSS 3.1

9.8 critical

EPSS

3%p88

Published

Dec 6, 2019 (Dec 6, 2019)

Modified

Jun 17, 2026

Description

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.

Vendors: keepkey
Products: keepkey firmware
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (3.3%)

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