Cummies - Smart Contract Audit Report

Summary

Cummies Finance Audit Report Cummies is a deflationary token with frictionless fee redistributionon the Binance Smart Chain.

We audited Cummies's token contract, deployed at 0x27ae27110350b98d564b9a3eed31baebc82d878d.

Overview of the Contract:
  • The token has an initial total supply of 10 billion. No minting functions are present.
  • 85% of the supply has been burned.
  • 1% of the supply is locked in an unverified contract and will vest to the team at some point.
  • The team holds an additional 0.73% of the supply unlocked.
  • Two other wallets have more than the liquidity pool at 0.4% and 0.38%.
  • 0.367% of the token's supply is in the liquidity pool. 95.5% of liquidity is locked in an unverified contract and will vest to the team at some point.
  • Users who hold tokens will automatically receive the fees from a portion of the transaction tax set in the contract.
  • Another portion of the transfer tax will be burned on each transaction.
  • In addition, the contract implements a maximum amount of tokens that can be sent in a transaction. This amount is the total supply, so currently no there is no impact to user functionality.

  • The owner has the ability to set the tax and burn fees to any amountat any time.
  • The owner can also set the max transaction amount to any value at any time.
  • Owners have the ability to exclude and include users from the fee mechanism.
  • The contract utilizes SafeMath libraries to prevent overflows.
Audit Findings Summary
  • No security issues were detected in the analysis.
  • Ensure trust in the team as they have substantial control in the ecosystem. We recommend renouncing ownership.
  • Further, ensure trust in the team as they hold a large number of tokens in relation to the liquidity pool and will recieve more over time. We recommend locking additional tokens.
  • Date: April 25th, 2021
  • Update Date: May 4th, 2021 - Ownership has been transferred to a multisig wallet.

Vulnerability CategoryNotesResult
Arbitrary Storage WriteN/APASS
Arbitrary JumpN/APASS
Delegate Call to Untrusted ContractN/APASS
Dependence on Predictable VariablesN/APASS
Deprecated OpcodesN/APASS
Ether ThiefN/APASS
ExceptionsN/APASS
External CallsN/APASS
Flash LoansN/APASS
Integer Over/UnderflowN/APASS
Multiple SendsN/APASS
OraclesN/APASS
SuicideN/APASS
State Change External CallsN/APass
Unchecked RetvalN/APASS
User Supplied AssertionN/APASS
Critical Solidity CompilerN/APASS
Overall Contract Safety PASS

ERC20 Token Graph

Multi-file Token

												
($) = payable function
 # = non-constant function
  
 +  Context 
    - [Int] _msgSender
    - [Int] _msgData

 + [Int] IERC20 
    - [Ext] totalSupply
    - [Ext] balanceOf
    - [Ext] transfer #
    - [Ext] allowance
    - [Ext] approve #
    - [Ext] transferFrom #

 + [Lib] SafeMath 
    - [Int] add
    - [Int] sub
    - [Int] sub
    - [Int] mul
    - [Int] div
    - [Int] div
    - [Int] mod
    - [Int] mod

 + [Lib] Address 
    - [Int] isContract
    - [Int] sendValue #
    - [Int] functionCall #
    - [Int] functionCall #
    - [Int] functionCallWithValue #
    - [Int] functionCallWithValue #
    - [Prv] _functionCallWithValue #

 +  Ownable (Context)
    - [Int]  #
    - [Pub] owner
    - [Pub] renounceOwnership #
       - modifiers: onlyOwner
    - [Pub] transferOwnership #
       - modifiers: onlyOwner

 +  CumRocket (Context, IERC20, Ownable)
    - [Pub]  #
    - [Pub] name
    - [Pub] symbol
    - [Pub] decimals
    - [Pub] totalSupply
    - [Pub] balanceOf
    - [Pub] transfer #
    - [Pub] allowance
    - [Pub] approve #
    - [Pub] transferFrom #
    - [Pub] increaseAllowance #
    - [Pub] decreaseAllowance #
    - [Pub] isExcluded
    - [Pub] totalFees
    - [Pub] totalBurn
    - [Ext] toggleAllowed #
       - modifiers: onlyOwner
    - [Ext] unpause #
    - [Pub] deliver #
    - [Pub] reflectionFromToken
    - [Pub] tokenFromReflection
    - [Ext] excludeAccount #
       - modifiers: onlyOwner
    - [Ext] includeAccount #
       - modifiers: onlyOwner
    - [Prv] _approve #
    - [Prv] _transfer #
    - [Prv] _transferStandard #
    - [Prv] _transferToExcluded #
    - [Prv] _transferFromExcluded #
    - [Prv] _transferBothExcluded #
    - [Prv] _reflectFee #
    - [Prv] _getValues
    - [Prv] _getTValues
    - [Prv] _getRValues
    - [Prv] _getRate
    - [Prv] _getCurrentSupply
    - [Pub] _getTaxFee
    - [Pub] _getBurnFee
    - [Ext] _setTaxFee #
       - modifiers: onlyOwner
    - [Ext] _setBurnFee #
       - modifiers: onlyOwner
    - [Ext] setMaxTxAmount #
       - modifiers: onlyOwner