Submission Details
Severity:
Lack of Input Validation in Critical Functions
Summary
Functions like addBeneficiary and createEstateNFT lack checks for zero addresses or duplicate entries.
Vulnerability Details
addBeneficiaryallows addingaddress(0)or existing beneficiaries.createEstateNFTdoes not validate_assetas a valid ERC20 contract.
Impact
Potential governance issues or failed transactions due to invalid inputs.
Tools Used
Manual review.
Recommendations
Add checks:
require(_beneficiary != address(0), "Invalid address");
require(!beneficiaries.contains(_beneficiary), "Duplicate beneficiary");
Use OpenZeppelin’s Address.isContract for _asset.
Rewards breakdown
nSLOC
211This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
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