CVE-2020-14199

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…

published June 16, 2020

CVSS
—
EPSS
1%
Percentile
57.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00846 · 57.6th percentile
Published
2020-06-16T17:07Z
EPSS history
Timeline
  • 16 JUN 17:07Z
    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…
    cvelistv5