highLogic errorOther
Chakra: Inconsistent Handler Validation Behavior in Cairo ERC20Handler's Cross-Chain Callback
- Payout
- $0
- Protocol
- Chakra
- Disclosed
- Feb 20, 2025
- Source
- code4rena
Chakra's cross-chain bridge ships two implementations of ERC20Handler's receive_cross_chain_callback: a Solidity version that returns a boolean false for unwhitelisted handlers and a Cairo/Starknet version that enforces handler validity with assert statements, …
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References
- https://github.com/code-423n4/2024-08-chakra-findings/issues/141
- https://github.com/code-423n4/2024-08-chakra-findings
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