Submission Details
Severity:
Anyone can change the password
Summary
Anyone can change the password by calling the function PasswordStore.sol/setPassword(string memory newPassword).
Vulnerability Details
The function setPassword(string memory newPassword) has no code for access control for only owner to set the new password.
Impact
The password is changed and the information stored by the owner is lost.
Tools Used
Manual Review
Recommendations
The function should also contain the code for validating the msg.sender.
function setPassword(string memory newPassword) external {
if (msg.sender != s_owner) {
revert PasswordStore__NotOwner();
}
s_password = newPassword;
emit SetNetPassword();
}
Updates
Lead Judging Commences
inallhonesty
about 2 years ago
inallhonesty about 2 years ago
Submission Judgement Published Assigned finding tags:
finding-lacking-access-control
Anyone can call `setPassword` and set a new password contrary to the intended purpose.
Rewards breakdown
nSLOC
20This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
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