Trezor has resolved a security flaw in its Safe 3 and Safe 5 hardware wallets following a disclosure by rival Ledger, which uncovered a way to bypass some of Trezor’s existing countermeasures against supply chain attacks.
Trezor Responds to Ledger’s Security Findings
Hardware wallet provider Trezor has addressed a vulnerability in its Safe 3 and Safe 5 models after a security review by Ledger’s Donjon team exposed potential weaknesses in the devices’ two-chip architecture. The flaw, described as a “theoretical” threat, could be exploited only through complex physical supply chain attacks, most likely affecting second- or third-hand devices.
The vulnerability came to light after Ledger shared its findings with Trezor, prompting a public disclosure by the latter on March 5.
Trezor stated on X.com,
„Ledger Donjon recently evaluated our Trezor Safe Family and successfully reused a previously known attack to demonstrate how some countermeasures against supply chain
We współpracy z: https://cryptodaily.co.uk/2025/03/trezor-scrambles-to-patch-vulnerability-flagged-by-rival-ledger
