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QA Report #307

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code423n4 opened this issue Jul 19, 2022 · 0 comments
Open

QA Report #307

code423n4 opened this issue Jul 19, 2022 · 0 comments
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bug Something isn't working QA (Quality Assurance) Assets are not at risk. State handling, function incorrect as to spec, issues with clarity, syntax

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@code423n4
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N-01 Lock pragmas to specific compiler version
Contracts should be deployed with the same compiler version and flags that they have been tested with thoroughly.
Locking the pragma helps to ensure that contracts do not accidentally get deployed using, for example, an outdated compiler version that might introduce bugs that affect the contract system negatively.
see https://swcregistry.io/docs/SWC-103

Instances include:
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/BytesUtils.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/DNSSECImpl.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/RRUtils.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/SHA1.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/Owned.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/DNSSEC.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/algorithms/Algorithm.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/digests/Digest.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/ethregistrar/ETHRegistrarController.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/ethregistrar/IETHRegistrarController.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/ethregistrar/StringUtils.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/registry/ReverseRegistrar.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/registry/IReverseRegistrar.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/BytesUtil.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/ERC1155Fuse.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/NameWrapper.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/INameWrapper.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/Controllable.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/IMetadataService.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/registry/ENS.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/resolvers/Resolver.sol#L2

N-02 Use a more recent version of solidity
Use a solidity version of at least 0.8.10 to have external calls skip contract existence checks if the external call has a return value
Use a solidity version of at least 0.8.12 to get string.concat() instead of abi.encodePacked(,)
Use a solidity version of at least 0.8.13 to get the ability to use using for with a list of free functions

Instances include:
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/BytesUtils.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/DNSSECImpl.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/RRUtils.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/SHA1.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/Owned.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/DNSSEC.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/algorithms/Algorithm.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/digests/Digest.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/ethregistrar/ETHRegistrarController.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/ethregistrar/IETHRegistrarController.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/ethregistrar/StringUtils.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/registry/ReverseRegistrar.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/registry/IReverseRegistrar.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/BytesUtil.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/ERC1155Fuse.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/NameWrapper.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/INameWrapper.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/Controllable.sol#L2
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/wrapper/IMetadataService.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/registry/ENS.sol#L1
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/resolvers/Resolver.sol#L2

N-03 File is missing NatSpec

Instances include:
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/dnssec-oracle/DNSSEC.sol
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/ethregistrar/ETHRegistrarController.sol
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/ethregistrar/IETHRegistrarController.sol
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/registry/IReverseRegistrar.sol
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/wrapper/INameWrapper.sol
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/wrapper/Controllable.sol
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/wrapper/IMetadataService.sol
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/registry/ENS.sol
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/resolvers/Resolver.sol

N-04 NatSpec is incomplete

Instances include:
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/RRUtils.sol#L85-L97
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/dnssec-oracle/SHA1.sol#L6
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/ethregistrar/IBaseRegistrar.sol
https://github.com/code-423n4/2022-07-ens/blob/ff6e59b9415d0ead7daf31c2ed06e86d9061ae22/contracts/registry/ReverseRegistrar.sol#L51
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/wrapper/ERC1155Fuse.sol
https://github.com/code-423n4/2022-07-ens/blob/main/contracts/wrapper/NameWrapper.sol
@code423n4 code423n4 added bug Something isn't working QA (Quality Assurance) Assets are not at risk. State handling, function incorrect as to spec, issues with clarity, syntax labels Jul 19, 2022
code423n4 added a commit that referenced this issue Jul 19, 2022
@code423n4
JC issue #307
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