$ICEBERG will be the first token to implement the newly developed ICEBERG Protocol and its cutting-edge Auto-Vest-And-Burn system. This newly developed Smart Protocol automatically locks a percentage of tokens from the available supply and places them into the ICEBERG Smart Locker and then schedules for future burns.
Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)
Reentrancy in ICEBERG._transfer(address,address,uint256) (#1715-1900):
External calls:
- swapBack() (#1852)
- returndata = address(token).functionCall(data,SafeERC20: low-level call failed) (#804)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,deadAddress,block.timestamp) (#1944-1951)
- (success,returndata) = target.call{value: value}(data) (#626)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1911-1917)
- uniswapV2Router.swapExactTokensForTokensSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1930-1936)
- IERC20(usdcAddress).safeTransfer(marketingWallet,usdcForMarketing) (#1988)
- IERC20(usdcAddress).safeTransfer(buyBackWallet,usdcForbuyBack) (#1989)
- (success) = address(buyBackWallet).call{value: address(this).balance}() (#2005-2007)
External calls sending eth:
- swapBack() (#1852)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,deadAddress,block.timestamp) (#1944-1951)
- (success,returndata) = target.call{value: value}(data) (#626)
- (success) = address(buyBackWallet).call{value: address(this).balance}() (#2005-2007)
State variables written after the call(s):
- super._transfer(from,address(this),fees) (#1893)
- _balances[sender] = senderBalance - amount (#370)
- _balances[recipient] += amount (#372)
- super._transfer(from,to,amount) (#1899)
- _balances[sender] = senderBalance - amount (#370)
- _balances[recipient] += amount (#372)
- swapping = false (#1854)
- tokensForBuyBack += (fees * 33) / 99 (#1874)
- tokensForBuyBack += (fees * sellBuyBackFee) / sellTotalFees (#1881)
- tokensForBuyBack += (fees * buyBuyBackFee) / buyTotalFees (#1888)
- tokensForLiquidity += (fees * 33) / 99 (#1873)
- tokensForLiquidity += (fees * sellLiquidityFee) / sellTotalFees (#1880)
- tokensForLiquidity += (fees * buyLiquidityFee) / buyTotalFees (#1887)
- tokensForMarketing += (fees * 33) / 99 (#1875)
- tokensForMarketing += (fees * sellMarketingFee) / sellTotalFees (#1882)
- tokensForMarketing += (fees * buyMarketingFee) / buyTotalFees (#1889)
Apply the check-effects-interactions pattern.
Additional information: link
ICEBERG.addLiquidity(uint256,uint256) (#1939-1952) ignores return value by uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,deadAddress,block.timestamp) (#1944-1951)
Ensure that all the return values of the function calls are used.
Additional information: link
ICEBERG.constructor().totalSupply (#1454) shadows:
- ERC20.totalSupply() (#230-232) (function)
- IERC20.totalSupply() (#13) (function)
Rename the local variables that shadow another component.
Additional information: link
ICEBERG._transfer(address,address,uint256) (#1715-1900) performs a multiplication on the result of a division:
-fees = amount.mul(sellTotalFees).div(100) (#1879)
-tokensForBuyBack += (fees * buyBuyBackFee) / buyTotalFees (#1888)
ICEBERG._transfer(address,address,uint256) (#1715-1900) performs a multiplication on the result of a division:
-fees = amount.mul(99).div(100) (#1872)
-tokensForBuyBack += (fees * 33) / 99 (#1874)
ICEBERG._transfer(address,address,uint256) (#1715-1900) performs a multiplication on the result of a division:
-deductAmount = curBlockNumber.sub(_prevUpdatedBlock).div(_perBlock) * _percent (#1740-1742)
ICEBERG._transfer(address,address,uint256) (#1715-1900) performs a multiplication on the result of a division:
-fees = amount.mul(sellTotalFees).div(100) (#1879)
-tokensForMarketing += (fees * sellMarketingFee) / sellTotalFees (#1882)
ICEBERG._transfer(address,address,uint256) (#1715-1900) performs a multiplication on the result of a division:
-fees = amount.mul(sellTotalFees).div(100) (#1879)
-tokensForBuyBack += (fees * sellBuyBackFee) / sellTotalFees (#1881)
ICEBERG._transfer(address,address,uint256) (#1715-1900) performs a multiplication on the result of a division:
-fees = amount.mul(sellTotalFees).div(100) (#1879)
-tokensForLiquidity += (fees * buyLiquidityFee) / buyTotalFees (#1887)
ICEBERG._transfer(address,address,uint256) (#1715-1900) performs a multiplication on the result of a division:
-fees = amount.mul(99).div(100) (#1872)
-tokensForMarketing += (fees * 33) / 99 (#1875)
ICEBERG._transfer(address,address,uint256) (#1715-1900) performs a multiplication on the result of a division:
-fees = amount.mul(sellTotalFees).div(100) (#1879)
-tokensForMarketing += (fees * buyMarketingFee) / buyTotalFees (#1889)
ICEBERG._transfer(address,address,uint256) (#1715-1900) performs a multiplication on the result of a division:
-fees = amount.mul(sellTotalFees).div(100) (#1879)
-tokensForLiquidity += (fees * sellLiquidityFee) / sellTotalFees (#1880)
ICEBERG._transfer(address,address,uint256) (#1715-1900) performs a multiplication on the result of a division:
-fees = amount.mul(99).div(100) (#1872)
-tokensForLiquidity += (fees * 33) / 99 (#1873)
Consider ordering multiplication before division.
Additional information: link
Reentrancy in ICEBERG.swapBack() (#1954-2009):
External calls:
- swapTokensForETH(amountToSwapForETH) (#1975)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1911-1917)
- swapTokensForUSDC(amountToSwapForUSDC) (#1976)
- uniswapV2Router.swapExactTokensForTokensSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1930-1936)
- IERC20(usdcAddress).safeTransfer(marketingWallet,usdcForMarketing) (#1988)
- IERC20(usdcAddress).safeTransfer(buyBackWallet,usdcForbuyBack) (#1989)
State variables written after the call(s):
- tokensForBuyBack = 0 (#1993)
- tokensForLiquidity = 0 (#1991)
- tokensForMarketing = 0 (#1992)
Apply the check-effects-interactions pattern.
Additional information: link
ICEBERG._transfer(address,address,uint256) (#1715-1900) uses tx.origin for authorization: require(bool,string)(_holderLastTransferTimestamp[tx.origin] < block.number,_transfer:: Transfer Delay enabled. Only one purchase per 5 block allowed.) (#1792-1796)
Do not use tx.origin for authorization.
Additional information: link
ICEBERG.setSellFees(uint256,uint256,uint256) (#1651-1661) should emit an event for:
- sellMarketingFee = _marketingFee (#1656)
- sellLiquidityFee = _liquidityFee (#1657)
- sellBuyBackFee = _buyBackFee (#1658)
- sellTotalFees = sellMarketingFee + sellLiquidityFee + sellBuyBackFee (#1659)
ICEBERG.setMaxTransactionAmount(uint256) (#1615-1617) should emit an event for:
- maxTransactionAmount = newNum * (10 ** 18) (#1616)
ICEBERG.setBlackListFee(uint256) (#1590-1593) should emit an event for:
- blackListFee = _fee (#1591)
ICEBERG.decreaseTax(uint256,uint256,uint256) (#1503-1513) should emit an event for:
- _percent = percent (#1510)
- _perBlock = perBlock (#1511)
- _limit = limit (#1512)
ICEBERG.setBuyFees(uint256,uint256,uint256) (#1635-1649) should emit an event for:
- buyMarketingFee = _marketingFee (#1640)
- buyLiquidityFee = _liquidityFee (#1641)
- buyBuyBackFee = _buyBackFee (#1642)
- buyTotalFees = buyMarketingFee + buyLiquidityFee + buyBuyBackFee (#1643)
- _limit = const10.sub(_liquidityFee) (#1647)
ICEBERG.setSwapTokensAtAmount(uint256) (#1606-1613) should emit an event for:
- swapTokensAtAmount = newAmount (#1611)
ICEBERG.setMaxWalletAmount(uint256) (#1619-1621) should emit an event for:
- maxWallet = newNum * (10 ** 18) (#1620)
Emit an event for critical parameter changes.
Additional information: link
ICEBERG.setMarketingWallet(address).newMarketingWallet (#1686) lacks a zero-check on :
- marketingWallet = newMarketingWallet (#1688)
ICEBERG.clearStuckBNBBalance(address).addr (#1696) lacks a zero-check on :
- (sent) = address(addr).call{value: (address(this).balance)}() (#1697)
ICEBERG.setBuyBackWallet(address).newWallet (#1691) lacks a zero-check on :
- buyBackWallet = newWallet (#1693)
Check that the address is not zero.
Additional information: link
Reentrancy in ICEBERG.swapBack() (#1954-2009):
External calls:
- swapTokensForETH(amountToSwapForETH) (#1975)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1911-1917)
- swapTokensForUSDC(amountToSwapForUSDC) (#1976)
- uniswapV2Router.swapExactTokensForTokensSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1930-1936)
- IERC20(usdcAddress).safeTransfer(marketingWallet,usdcForMarketing) (#1988)
- IERC20(usdcAddress).safeTransfer(buyBackWallet,usdcForbuyBack) (#1989)
- addLiquidity(liquidityTokens,ethForLiquidity) (#1996)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,deadAddress,block.timestamp) (#1944-1951)
External calls sending eth:
- addLiquidity(liquidityTokens,ethForLiquidity) (#1996)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,deadAddress,block.timestamp) (#1944-1951)
State variables written after the call(s):
- addLiquidity(liquidityTokens,ethForLiquidity) (#1996)
- _allowances[owner][spender] = amount (#449)
Reentrancy in ICEBERG.swapBack() (#1954-2009):
External calls:
- swapTokensForETH(amountToSwapForETH) (#1975)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1911-1917)
- swapTokensForUSDC(amountToSwapForUSDC) (#1976)
- uniswapV2Router.swapExactTokensForTokensSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1930-1936)
State variables written after the call(s):
- swapTokensForUSDC(amountToSwapForUSDC) (#1976)
- _allowances[owner][spender] = amount (#449)
Apply the check-effects-interactions pattern.
Additional information: link
Reentrancy in ICEBERG.buyBackTokens(uint256) (#2012-2028):
External calls:
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: bnbAmountInWei}(0,path,address(0xdead),block.timestamp) (#2019-2026)
Event emitted after the call(s):
- BuyBackTriggered(bnbAmountInWei) (#2027)
Reentrancy in ICEBERG._transfer(address,address,uint256) (#1715-1900):
External calls:
- swapBack() (#1852)
- returndata = address(token).functionCall(data,SafeERC20: low-level call failed) (#804)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,deadAddress,block.timestamp) (#1944-1951)
- (success,returndata) = target.call{value: value}(data) (#626)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1911-1917)
- uniswapV2Router.swapExactTokensForTokensSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1930-1936)
- IERC20(usdcAddress).safeTransfer(marketingWallet,usdcForMarketing) (#1988)
- IERC20(usdcAddress).safeTransfer(buyBackWallet,usdcForbuyBack) (#1989)
- (success) = address(buyBackWallet).call{value: address(this).balance}() (#2005-2007)
External calls sending eth:
- swapBack() (#1852)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,deadAddress,block.timestamp) (#1944-1951)
- (success,returndata) = target.call{value: value}(data) (#626)
- (success) = address(buyBackWallet).call{value: address(this).balance}() (#2005-2007)
Event emitted after the call(s):
- Transfer(sender,recipient,amount) (#374)
- super._transfer(from,address(this),fees) (#1893)
- Transfer(sender,recipient,amount) (#374)
- super._transfer(from,to,amount) (#1899)
Reentrancy in ICEBERG.swapBack() (#1954-2009):
External calls:
- swapTokensForETH(amountToSwapForETH) (#1975)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1911-1917)
- swapTokensForUSDC(amountToSwapForUSDC) (#1976)
- uniswapV2Router.swapExactTokensForTokensSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1930-1936)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#450)
- swapTokensForUSDC(amountToSwapForUSDC) (#1976)
Reentrancy in ICEBERG.swapBack() (#1954-2009):
External calls:
- swapTokensForETH(amountToSwapForETH) (#1975)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1911-1917)
- swapTokensForUSDC(amountToSwapForUSDC) (#1976)
- uniswapV2Router.swapExactTokensForTokensSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#1930-1936)
- IERC20(usdcAddress).safeTransfer(marketingWallet,usdcForMarketing) (#1988)
- IERC20(usdcAddress).safeTransfer(buyBackWallet,usdcForbuyBack) (#1989)
- addLiquidity(liquidityTokens,ethForLiquidity) (#1996)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,deadAddress,block.timestamp) (#1944-1951)
External calls sending eth:
- addLiquidity(liquidityTokens,ethForLiquidity) (#1996)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,deadAddress,block.timestamp) (#1944-1951)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#450)
- addLiquidity(liquidityTokens,ethForLiquidity) (#1996)
- SwapAndLiquify(amountToSwapForUSDC,ethForLiquidity,tokensForLiquidity) (#1997-2001)
Apply the check-effects-interactions pattern.
Additional information: link
Address.isContract(address) (#521-531) uses assembly
- INLINE ASM (#527-529)
Address.verifyCallResult(bool,bytes,string) (#690-710) uses assembly
- INLINE ASM (#702-705)
Do not use evm assembly.
Additional information: link
Different versions of Solidity are used:
- Version used: ['>0.6.0', '^0.8.0']
- ^0.8.0 (#4)
- ^0.8.0 (#88)
- ^0.8.0 (#116)
- ^0.8.0 (#142)
- ^0.8.0 (#498)
- ^0.8.0 (#717)
- ^0.8.0 (#816)
- ^0.8.0 (#888)
- ^0.8.0 (#1117)
- >0.6.0 (#1161)
- ^0.8.0 (#1322)
- ABIEncoderV2 (#1323)
Use one Solidity version.
Additional information: link
SafeMath.tryDiv(uint256,uint256) (#948-953) is never used and should be removed
Address.sendValue(address,uint256) (#549-554) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#603-609) is never used and should be removed
SafeMath.add(uint256,uint256) (#977-979) is never used and should be removed
SafeMath.tryMod(uint256,uint256) (#960-965) is never used and should be removed
Address.functionDelegateCall(address,bytes,string) (#673-682) is never used and should be removed
SafeMath.sub(uint256,uint256,string) (#1052-1061) is never used and should be removed
Counters.current(Counters.Counter) (#1135-1137) is never used and should be removed
Address.functionDelegateCall(address,bytes) (#663-665) is never used and should be removed
SafeERC20.safeIncreaseAllowance(IERC20,address,uint256) (#771-778) is never used and should be removed
SafeERC20.safeApprove(IERC20,address,uint256) (#756-769) is never used and should be removed
SafeMath.tryAdd(uint256,uint256) (#906-912) is never used and should be removed
Counters.reset(Counters.Counter) (#1153-1155) is never used and should be removed
ERC20._burn(address,uint256) (#411-426) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#1101-1110) is never used and should be removed
SafeERC20.safeTransferFrom(IERC20,address,address,uint256) (#740-747) is never used and should be removed
SafeMath.div(uint256,uint256,string) (#1075-1084) is never used and should be removed
Counters.decrement(Counters.Counter) (#1145-1151) is never used and should be removed
Counters.increment(Counters.Counter) (#1139-1143) is never used and should be removed
Context._msgData() (#133-135) is never used and should be removed
Address.functionStaticCall(address,bytes) (#636-638) is never used and should be removed
SafeMath.mod(uint256,uint256) (#1035-1037) is never used and should be removed
SafeMath.tryMul(uint256,uint256) (#931-941) is never used and should be removed
SafeMath.trySub(uint256,uint256) (#919-924) is never used and should be removed
SafeERC20.safeDecreaseAllowance(IERC20,address,uint256) (#780-791) is never used and should be removed
Address.functionStaticCall(address,bytes,string) (#646-655) is never used and should be removed
Address.functionCall(address,bytes) (#574-576) is never used and should be removed
Remove unused functions.
Additional information: link
Pragma version^0.8.0 (#816) allows old versions
Pragma version^0.8.0 (#116) allows old versions
Pragma version^0.8.0 (#498) allows old versions
Pragma version^0.8.0 (#717) allows old versions
Pragma version^0.8.0 (#4) allows old versions
Pragma version^0.8.0 (#88) allows old versions
Pragma version>0.6.0 (#1161) allows old versions
Pragma version^0.8.0 (#1322) allows old versions
solc-0.8.0 is not recommended for deployment
Pragma version^0.8.0 (#1117) allows old versions
Pragma version^0.8.0 (#888) allows old versions
Pragma version^0.8.0 (#142) allows old versions
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.
Additional information: link
Low level call in Address.functionDelegateCall(address,bytes,string) (#673-682):
- (success,returndata) = target.delegatecall(data) (#680)
Low level call in Address.functionStaticCall(address,bytes,string) (#646-655):
- (success,returndata) = target.staticcall(data) (#653)
Low level call in Address.sendValue(address,uint256) (#549-554):
- (success) = recipient.call{value: amount}() (#552)
Low level call in ICEBERG.clearStuckBNBBalance(address) (#1696-1699):
- (sent) = address(addr).call{value: (address(this).balance)}() (#1697)
Low level call in Address.functionCallWithValue(address,bytes,uint256,string) (#617-628):
- (success,returndata) = target.call{value: value}(data) (#626)
Low level call in ICEBERG.swapBack() (#1954-2009):
- (success) = address(buyBackWallet).call{value: address(this).balance}() (#2005-2007)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence
Additional information: link
Parameter ICEBERG.setBlackListFee(uint256)._fee (#1590) is not in mixedCase
Event ICEBERGbuyBackWalletUpdated(address,address) (#1416-1419) is not in CapWords
Variable ICEBERG._isExcludedMaxTransactionAmount (#1372) is not in mixedCase
Parameter ICEBERG.setSellFees(uint256,uint256,uint256)._marketingFee (#1652) is not in mixedCase
Parameter ICEBERG.setBuyFees(uint256,uint256,uint256)._buyBackFee (#1638) is not in mixedCase
Parameter ICEBERG.setSellFees(uint256,uint256,uint256)._buyBackFee (#1654) is not in mixedCase
Parameter ICEBERG.setSellFees(uint256,uint256,uint256)._liquidityFee (#1653) is not in mixedCase
Constant ICEBERG.usdcAddress (#1329-1330) is not in UPPER_CASE_WITH_UNDERSCORES
Parameter ICEBERG.setBuyFees(uint256,uint256,uint256)._marketingFee (#1636) is not in mixedCase
Variable ICEBERG._decreasing (#1384) is not in mixedCase
Parameter ICEBERG.setBuyFees(uint256,uint256,uint256)._liquidityFee (#1637) is not in mixedCase
Event ICEBERGmarketingWalletUpdated(address,address) (#1411-1414) is not in CapWords
Function IUniswapV2Router01.WETH() (#1181) is not in mixedCase
Variable ICEBERG._isExcludedFromContractBuyingLimit (#1373) is not in mixedCase
Constant ICEBERG.deadAddress (#1333) is not in UPPER_CASE_WITH_UNDERSCORES
Follow the Solidity naming convention.
Additional information: link
Variable IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#1186) is too similar to IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#1187)
Prevent variables from having similar names.
Additional information: link
setAutomatedMarketMakerPair(address,bool) should be declared external:
- ICEBERG.setAutomatedMarketMakerPair(address,bool) (#1668-1678)
transferFrom(address,address,uint256) should be declared external:
- ERC20.transferFrom(address,address,uint256) (#286-300)
renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#864-866)
decimals() should be declared external:
- ERC20.decimals() (#223-225)
decreaseAllowance(address,uint256) should be declared external:
- ERC20.decreaseAllowance(address,uint256) (#333-341)
symbol() should be declared external:
- ERC20.symbol() (#206-208)
transfer(address,uint256) should be declared external:
- ERC20.transfer(address,uint256) (#249-252)
increaseAllowance(address,uint256) should be declared external:
- ERC20.increaseAllowance(address,uint256) (#314-317)
name() should be declared external:
- ERC20.name() (#198-200)
isExcludedFromFees(address) should be declared external:
- ICEBERG.isExcludedFromFees(address) (#1709-1711)
totalSupply() should be declared external:
- ERC20.totalSupply() (#230-232)
approve(address,uint256) should be declared external:
- ERC20.approve(address,uint256) (#268-271)
allowance(address,address) should be declared external:
- ERC20.allowance(address,address) (#257-259)
Use the external attribute for functions never called from the contract.
Additional information: link
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Token has a considerable age, but average PancakeSwap 30d trading volume is low
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