The Standard

Summary

A user trying to completely burn his borrows will face a revert

Vulnerability Details

The fee payment upon burning borrowed EUROs happens after the EUROs have been burned, meaning a user cannot fully burn his position since he would not be able to pay the afterward fee.

Impact

Users cannot fully reset their minted amount, could be subject to liquidation.

Tools Used

Manual Review

Recommendations

Subtract the fee from the amount the user wishes to burn or mint the fee to the protocol as it is done in the minting logic.