mediumBridge exploitEVM-Solidity
Maia DAO: Incorrect flag results to `_hasFallbackToggled` always set to false on `createMultipleSettlement`.
- Payout
- $0
- Protocol
- Maia DAO
- Disclosed
- Nov 29, 2023
- Source
- code4rena
A bitwise operator error in Maia DAO's `_createSettlementMultiple` function caused cross-chain payload flags to be improperly encoded. Specifically, attempting to toggle the fallback flag via `bytes1(0x02) & 0x0F` produced `0x02` regardless of user input, inst …
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References
- https://github.com/code-423n4/2023-09-maia-findings/issues/397
- https://github.com/code-423n4/2023-09-maia-findings
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