Audit Open Original ↗
MC Dai
Type
Security review
Client
Ethereum/EVM
Date
2019-08
Domain
Blockchain
Effort
13 wks
Section
Ethereum/EVM
Trail of Bits's security review of MC Dai (Aug 2019) identified 14 issues: 2 medium, 4 low, and 8 informational.
Findings · 14
- 1 Auctions are susceptible to transaction-reordering attacks Low
- 2 ABIEncoderV2 is not production-ready Informational
- 3 k-dss is out of sync with other repositories Informational
- 4 auth-checker’s use of checkRely is incomplete Informational
- 5 Too many notions of “permission” Informational
- 6 ERC20 transferFrom o ten does not follow spec Informational
- 7 Dai Savings Rate locking is ine fective Medium
- 8 Race condition in the ERC20 “approve” function may lead to token the t Informational
- 9 Race condition involving Dai “permit” nonces Informational
- 10 Anyone can approve themselves to take Dai owned by address 0 Low
- 11 “file” methods do not revert when “what” argument is unrecognized Low
- 12 Spotter’s “file” method lacks a “what” argument Low
- 13 Documentation of Dai Savings Rate is inaccurate Informational
- 14 A Denial of ervice attack can obstruct Flop auctions Medium
Findings extracted from the published report PDF. See the full report below for details and remediation.
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