Submission Details
Severity:
receive() function doesn't distinguish between new and existing participants
Summary
receive() function doesn't distinguish between new and existing participants.
Vulnerability Details
The same NewSignup event is emitted regardless of whether the user sending funds is a new or existing participant.
Impact
The wrong event is emmitted.
Tools Used
Text editor.
Recommendations
Check whether msg.sender is already in the participant mapping and emit a NewSignup event if they aren't.
Updates
Lead Judging Commences
0xtimefliez 8 months ago
Submission Judgement Published Assigned finding tags:
receive does not update participation status
Rewards breakdown
nSLOC
129This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
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