mediumInteger overflow/underflowEVM-Solidity
Plaza Finance: Approval overflow causes DoS in `BalancerRouter`'s `exitPlazaAndBalancer`
- Payout
- $0
- Protocol
- Plaza Finance
- Disclosed
- Jan 23, 2025
- Source
- sherlock
Plaza Finance's BalancerRouter implements `_exitBalancerPool` by calling OpenZeppelin's `safeIncreaseAllowance` on the BPT token with the Balancer vault as spender before invoking `exitPool`. Balancer BPT tokens deliberately report an infinite allowance (`type …
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References
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