CVEvulnerability
CVE-2019-18671
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2019-12-06
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 10.0 HIGH — AV:N/AC:L/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-787
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.
Affected configurations
• keepkey keepkey firmware (< 6.2.2)
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://blog.inhq.net/posts/keepkey-CVE-2019-18671/ blog.inhq.net
- https://github.com/keepkey/keepkey-firmware/commit/b222c66cdd7c3203d917c80ba615082d309d80c3 Patch, Third Party Advisory
- https://medium.com/shapeshift-stories/keepkey-release-notes-v-6f7d2ec78065 Release Notes, Third Party Advisory
- https://medium.com/shapeshift-stories/shapeshift-security-update-8ec89bb1b4e3 Third Party Advisory
- https://blog.inhq.net/posts/keepkey-CVE-2019-18671/ blog.inhq.net
- https://github.com/keepkey/keepkey-firmware/commit/b222c66cdd7c3203d917c80ba615082d309d80c3 Patch, Third Party Advisory
- https://medium.com/shapeshift-stories/keepkey-release-notes-v-6f7d2ec78065 Release Notes, Third Party Advisory
- https://medium.com/shapeshift-stories/shapeshift-security-update-8ec89bb1b4e3 Third Party Advisory