highLogic errorEVM-Solidity
Coinbase: Remove owner calls can be replayed to remove a different owner at the same index, leading to severe issues when combined with lack of last owner guard
- Payout
- $0
- Protocol
- Coinbase
- Disclosed
- May 1, 2024
- Source
- code4rena
The Coinbase Smart Wallet stores its owner list per chain and permits owner mutations through ERC-4337 EntryPoint calls whose signatures omit chainId validation, making them replayable across every chain where the wallet is deployed. Because the same ownership …
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References
- https://github.com/code-423n4/2024-03-coinbase-findings/issues/114
- https://github.com/code-423n4/2024-03-coinbase-findings
This report is already public and closed. Coin Buggie never publishes active or unpatched vulnerability data.