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4.3
CVSSv2

CVE-2020-14199

Published: 16/06/2020 Updated: 23/06/2020
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8
VMScore: 385
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
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Vulnerability Summary

BIP-143 in the Bitcoin protocol specification mishandles the signing of a Segwit transaction, which allows malicious users to trick a user into making two signatures in certain cases, potentially leading to a huge transaction fee. NOTE: this affects all hardware wallets. It was fixed in 1.9.1 for the Trezor One and 2.3.1 for the Trezor Model T.

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satoshilabs trezor_model_t_firmware

satoshilabs trezor_one_firmware

References

CWE-347https://blog.trezor.io/details-of-firmware-updates-for-trezor-one-version-1-9-1-and-trezor-model-t-version-2-3-1-1eba8f60f2ddhttps://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-30924CVE-2024-3400overflowCVE-2024-23528CVE-2024-21338CVE-2024-3818CVE-2024-23535NULL pointer dereferenceelevation of privilege
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