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CVE-2019-18672

HIGH

7.5

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/6/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

shapeshift:keepkey_firmware

Weaknesses (CWE)

CWE-354

References

https://blog.inhq.net/posts/keepkey-CVE-2019-18672/(cve@mitre.org)

https://github.com/keepkey/keepkey-firmware/commit/769714fcb569e7a4faff9530a2d9ac1f9d6e5680(cve@mitre.org)

https://medium.com/shapeshift-stories/keepkey-release-notes-v-6f7d2ec78065(cve@mitre.org)

https://medium.com/shapeshift-stories/shapeshift-security-update-8ec89bb1b4e3(cve@mitre.org)

https://blog.inhq.net/posts/keepkey-CVE-2019-18672/(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/keepkey/keepkey-firmware/commit/769714fcb569e7a4faff9530a2d9ac1f9d6e5680(af854a3a-2127-422b-91ae-364da2661108)

https://medium.com/shapeshift-stories/keepkey-release-notes-v-6f7d2ec78065(af854a3a-2127-422b-91ae-364da2661108)

https://medium.com/shapeshift-stories/shapeshift-security-update-8ec89bb1b4e3(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.