CVE-2021-31616
High
Description
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.
SeverityHigh
CVSS8.8
Exploit probability—
ProductShapeshift Keepkey Firmware
PublishedMay 6, 2021
First seenMay 6, 2021
How to fix
Update
- shapeshift keepkey_firmware7.1.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| shapeshift keepkey_firmware | 7.0.3 ≤ v < 7.1.0 | 7.1.0 |
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