Tadle

Tadle

Tadle

DeFi
30,000 USDC
Submission Details
Severity: high
Valid

In partial settlement takers get huge profit

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Lead Judging Commences

0xnevi Lead Judge 27 days ago
Submission Judgement Published
Validated
Assigned finding tags:

finding-DeliveryPlace-settleAskTaker-settleAskMaker-partial-settlements

Valid high, in settleAskTaker/settleAskMaker, if the original offer maker performs a partial final settlement, the existing checks [here](https://github.com/Cyfrin/2024-08-tadle/blob/main/src/core/DeliveryPlace.sol#L356-L358) and [here](https://github.com/Cyfrin/2024-08-tadle/blob/04fd8634701697184a3f3a5558b41c109866e5f8/src/core/DeliveryPlace.sol#L230-L232) will cause an revert when attempting to complete a full settlement, resulting in their collateral being locked and requiring a rescue from the admin. To note, although examples in the documentation implies settlement in a single click, it is not stated that partial settlements are not allowed, so I believe it is a valid user flow.

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