High severity7.5NVD Advisory· Published Dec 6, 2019· Updated Jun 17, 2026
CVE-2019-18672
CVE-2019-18672
Description
Insufficient checks in the finite state machine of the ShapeShift KeepKey hardware wallet before firmware 6.2.2 allow a partial reset of cryptographic secrets to known values via crafted messages. Notably, this breaks the security of U2F for new server registrations and invalidates existing registrations. This vulnerability can be exploited by unauthenticated attackers and the interface is reachable via WebUSB.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- ShapeShift/KeepKey hardware walletdescription
- Range: <6.2.2
Patches
Vulnerability mechanics
References
4- github.com/keepkey/keepkey-firmware/commit/769714fcb569e7a4faff9530a2d9ac1f9d6e5680nvdPatchThird Party Advisory
- medium.com/shapeshift-stories/keepkey-release-notes-v-6f7d2ec78065nvdThird Party Advisory
- medium.com/shapeshift-stories/shapeshift-security-update-8ec89bb1b4e3nvdThird Party Advisory
- blog.inhq.net/posts/keepkey-CVE-2019-18672/nvd
News mentions
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