Trail of Bits

DFINITY ECDSA/BTC

Type

Security review

Client

DFINITY

Date

2022-09

Domain

Blockchain

Effort

4 wks

Section

Other/Multi-Chain

Trail of Bits's security review of DFINITY (Sep 2022) identified 4 issues: 1 medium, 1 low, 1 informational, and 1 undetermined.

Findings · 4

  1. 1 Lack of validation of signed dealing against original dealing Medium
  2. 2 The ECDSA payload is not updated if a quadruple fails to complete Low
  3. 3 Malicious canisters can exhaust the number of available quadruples Undetermined
  4. 4 Aggregated signatures are dropped if their request IDs are not recognized Informational

Findings extracted from the published report PDF. See the full report below for details and remediation.

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