CVE-2021-31616 | BDVDB-2026-153266 Detail

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.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://github.com/keepkey/keepkey-firmware/releases/tag/v7.1.0
https://github.com/keepkey/keepkey-firmware/commit/e49d45594002d4d3fbc1f03488e6dfc0a0a65836
https://blog.inhq.net/posts/keepkey-CVE-2021-31616/
https://shapeshift.com/library/keepkey-important-update-issued-april-4-required

Exploit#

No public exploit known

History#

Version 12021-05-06Record published in the CVE List.
Version 22024-08-03Most recent update recorded in the CVE List.