CVE-2021-31616

Insufficient length checks in the ShapeShift KeepKey hardware wallet firmware before 7.1.0 allow a stack buffer overflow via crafted messages. The overflow in ethereum_extractThorchainSwapData() in ethereum.c can circumvent stack protections and lead to code execution. The vulnerable interface is reachable remotely over WebUSB.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 83%
VendorProductVersion
shapeshiftkeepkey_firmware
7.0.3 ≤
𝑥
< 7.1.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://blog.inhq.net/posts/keepkey-CVE-2021-31616/
https://github.com/keepkey/keepkey-firmware/commit/e49d45594002d4d3fbc1f03488e6dfc0a0a65836
https://github.com/keepkey/keepkey-firmware/releases/tag/v7.1.0
https://shapeshift.com/library/keepkey-important-update-issued-april-4-required
https://blog.inhq.net/posts/keepkey-CVE-2021-31616/
https://github.com/keepkey/keepkey-firmware/commit/e49d45594002d4d3fbc1f03488e6dfc0a0a65836
https://github.com/keepkey/keepkey-firmware/releases/tag/v7.1.0
https://shapeshift.com/library/keepkey-important-update-issued-april-4-required