CVE-2021-31616

Katalog CVE

CVSS 8.8 · High EPSS 2,5%

Kerentanan Out-of-bounds Write pada shapeshift keepkey firmware. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

6 Mei 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

8.8 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-787: Out-of-bounds Write

EPSS (30 hari)

2,5% peluang dieksploitasi; lebih tinggi dari 84,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://shapeshift.com/library/keepkey-important-update-issued-april-4-required advisory vendor
• https://blog.inhq.net/posts/keepkey-CVE-2021-31616/ exploit · patch · advisory pihak ketiga
• https://github.com/keepkey/keepkey-firmware/commit/e49d45594002d4d3fbc1f03488e6dfc0a0a65836 patch · advisory pihak ketiga
• https://github.com/keepkey/keepkey-firmware/releases/tag/v7.1.0 release notes · advisory pihak ketiga