Beanstalk Part 2

Summary

no check if underlyingToken is zero address

Vulnerability Details

function addUnripeToken is missing a zero address check for underlyingToken parameter, which could maybe allow underlyingToken to be mistakenly set to 0 address.

Impact

this can lead to unexpected behavior.

Tools Used

Manual code review

Recommendations

Add a require() check for zero address for the underlyingToken parameter before changing the underlyingToken address in the function.