QA Report #218
Labels
bug
Something isn't working
QA (Quality Assurance)
Assets are not at risk. State handling, function incorrect as to spec, issues with clarity, syntax
Low
[L-01] Unspecific Compiler Version Pragma
Impact
A known vulnerable compiler version may accidentally be selected or security tools might fall-back to an older compiler version ending up checking a different EVM compilation that is ultimately deployed on the blockchain.
Proof of Concept
Recommendation
Avoid floating pragmas for non-library contracts. It is recommended to pin to a concrete compiler version.
[L-02] Do not use Deprecated Library Functions
Impact
The usage of deprecated library functions should be discouraged.
Proof of Concept
Recommendation
Use
safeIncreaseAllowance
/safeDecreaseAllowance
instead ofsafeApprove
.Non-Critical
[N-01] Missing Natspec
Missing
@return
natspec throughout the codebaseTools used
manual
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