Description
BIP-143 in the Bitcoin protocol specification mishandles the signing of a Segwit transaction, which allows attackers 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.
Published: 2020-06-16
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
EUVD EUVD EUVD-2020-6354 BIP-143 in the Bitcoin protocol specification mishandles the signing of a Segwit transaction, which allows attackers 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.
History

No history.

Subscriptions

Satoshilabs Trezor Model T Trezor Model T Firmware Trezor One Trezor One Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T12:39:36.137Z

Reserved: 2020-06-16T00:00:00.000Z

Link: CVE-2020-14199

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-06-16T18:15:17.137

Modified: 2024-11-21T05:02:51.260

Link: CVE-2020-14199

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses