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ShibaGo Token

About ShibaGo

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We have developed a special dividend system here, which allows investors to receive a desired
token as a dividend. The ShibaGo contract calculates your share (based on the volume) that you
want to receive as a dividend.

Social

Laser Scorebeta Last Audit: 18 February 2022

report
Code:


Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)

ShibaGo.addLiquidity(uint256,uint256) (#2084-2097) sends eth to arbitrary user
Dangerous calls:
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
ShibaGo.swapAndSendDividends(uint256) (#2110-2146) sends eth to arbitrary user
Dangerous calls:
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
ShibaGoDividendTracker._reinvestDividendOfUser(address) (#2495-2549) sends eth to arbitrary user
Dangerous calls:
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,address(this),block.timestamp) (#2514-2536)
Ensure that an arbitrary user cannot withdraw unauthorized funds.

Additional information: link

Reentrancy in ShibaGoDividendTracker._reinvestDividendOfUser(address) (#2495-2549):
External calls:
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,address(this),block.timestamp) (#2514-2536)
- shibaGo.transfer(account,received) (#2530)
External calls sending eth:
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,address(this),block.timestamp) (#2514-2536)
State variables written after the call(s):
- withdrawnDividends[account] = withdrawnDividends[account].sub(_withdrawableDividend) (#2539-2541)
Reentrancy in ShibaGo._transfer(address,address,uint256) (#1881-2009):
External calls:
- swapAndLiquify(swapTokens) (#1962)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- swapAndSendDividends(remainingBalance) (#1967)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
External calls sending eth:
- swapAndLiquify(swapTokens) (#1962)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
- swapAndSendDividends(remainingBalance) (#1967)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
State variables written after the call(s):
- super._transfer(from,address(this),fees) (#1985)
- _balances[sender] = _balances[sender].sub(amount,ERC20: transfer amount exceeds balance) (#561-564)
- _balances[recipient] = _balances[recipient].add(amount) (#565)
- buyAmount = 0 (#1969)
- buyAmount = buyAmount.add(fees) (#1982)
- sellAmount = 0 (#1970)
- sellAmount = sellAmount.add(fees) (#1980)
- swapping = false (#1972)
Reentrancy in ShibaGo._transfer(address,address,uint256) (#1881-2009):
External calls:
- swapAndLiquify(swapTokens) (#1962)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- swapAndSendDividends(remainingBalance) (#1967)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
- dividendTracker.process(gas) (#1989-2002)
External calls sending eth:
- swapAndLiquify(swapTokens) (#1962)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
- swapAndSendDividends(remainingBalance) (#1967)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
State variables written after the call(s):
- super._transfer(from,to,amount) (#2005)
- _balances[sender] = _balances[sender].sub(amount,ERC20: transfer amount exceeds balance) (#561-564)
- _balances[recipient] = _balances[recipient].add(amount) (#565)
Reentrancy in DividendPayingToken._withdrawDividendOfUser(address) (#1276-1303):
External calls:
- (success) = user.call{gas: 3000,value: _withdrawableDividend}() (#1287-1290)
State variables written after the call(s):
- withdrawnDividends[user] = withdrawnDividends[user].sub(_withdrawableDividend) (#1293-1295)
Reentrancy in ShibaGoDividendTracker._withdrawDividendOfUser(address) (#2552-2612):
External calls:
- (success,None) = user.call{gas: 3000,value: _withdrawableDividend}() (#2572-2575)
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,user,block.timestamp) (#2582-2596)
State variables written after the call(s):
- withdrawnDividends[user] = withdrawnDividends[user].sub(_withdrawableDividend) (#2600-2602)
Reentrancy in ShibaGo.forceSwapAndSendDividends(uint256) (#2099-2108):
External calls:
- swapAndSendDividends(tokens) (#2104)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
External calls sending eth:
- swapAndSendDividends(tokens) (#2104)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
State variables written after the call(s):
- buyAmount = buyAmount.sub(fromBuy) (#2106)
- sellAmount = sellAmount.sub(fromSell) (#2107)
Apply the check-effects-interactions pattern.

Additional information: link

ShibaGoDividendTracker._reinvestDividendOfUser(address) (#2495-2549) ignores return value by shibaGo.transfer(account,received) (#2530)
Use SafeERC20, or ensure that the transfer/transferFrom return value is checked.

Additional information: link


Combination 1: Reentrancy vulnerabilities + Functions that send Ether to arbitraty destination. Usual for scams. May be justified by some complex mechanics (e.g. rebase, reflections). DYOR & manual audit are advised.


Combination 2: Unchecked transfer + Functions that send Ether to arbitraty destination. Usual for scams. May be justified by some complex mechanics (e.g. rebase, reflections). DYOR & manual audit are advised.


Combination 3: Reentrancy vulnerabilities + Unchecked transfer vulnerability. Usual for scams. May be justified by some complex mechanics (e.g. rebase, reflections). DYOR & manual audit are advised.

ShibaGo._transfer(address,address,uint256) (#1881-2009) performs a multiplication on the result of a division:
-swapAmountBought = contractTokenBalance.mul(buyAmount).div(totalBuySell) (#1945-1947)
-swapBuyTokens = swapAmountBought.mul(liquidityFee).div(totalBuyFees) (#1952-1954)
ShibaGo._transfer(address,address,uint256) (#1881-2009) performs a multiplication on the result of a division:
-swapAmountSold = contractTokenBalance.mul(sellAmount).div(totalBuySell) (#1948-1950)
-swapSellTokens = swapAmountSold.mul(liquidityFee).div(totalSellFees) (#1956-1958)
ShibaGo.swapAndSendDividends(uint256) (#2110-2146) performs a multiplication on the result of a division:
-dividendsFromBuy = address(this).balance.mul(buyAmount).div(totalAmount).mul(SHIBARewardsBuyFee).div(SHIBARewardsBuyFee.add(operationsFees)) (#2114-2119)
ShibaGo.swapAndSendDividends(uint256) (#2110-2146) performs a multiplication on the result of a division:
-dividendsFromSell = address(this).balance.mul(sellAmount).div(totalAmount).mul(SHIBARewardsSellFee).div(SHIBARewardsSellFee.add(operationsFees)) (#2121-2126)
Consider ordering multiplication before division.

Additional information: link

Reentrancy in ShibaGo.updateDividendTracker(address) (#1643-1660):
External calls:
- newDividendTracker.excludeFromDividends(address(newDividendTracker)) (#1652)
- newDividendTracker.excludeFromDividends(address(this)) (#1653)
- newDividendTracker.excludeFromDividends(owner()) (#1654)
- newDividendTracker.excludeFromDividends(address(uniswapV2Router)) (#1655)
State variables written after the call(s):
- dividendTracker = newDividendTracker (#1659)
Apply the check-effects-interactions pattern.

Additional information: link

ShibaGo._transfer(address,address,uint256).claims (#1991) is a local variable never initialized
ShibaGo._transfer(address,address,uint256).lastProcessedIndex (#1992) is a local variable never initialized
ShibaGoDividendTracker._withdrawDividendOfUser(address).success (#2564) is a local variable never initialized
ShibaGo._transfer(address,address,uint256).iterations (#1990) is a local variable never initialized
ShibaGoDividendTracker._reinvestDividendOfUser(address).success (#2501) is a local variable never initialized
Initialize all the variables. If a variable is meant to be initialized to zero, explicitly set it to zero to improve code readability.

Additional information: link

ShibaGo.constructor() (#1525-1566) ignores return value by dividendTracker.excludedFromDividends(address(0)) (#1548)
ShibaGo.claim() (#1845-1847) ignores return value by dividendTracker.processAccount(address(msg.sender),false) (#1846)
ShibaGo._transfer(address,address,uint256) (#1881-2009) ignores return value by dividendTracker.process(gas) (#1989-2002)
ShibaGo.addLiquidity(uint256,uint256) (#2084-2097) ignores return value by uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
Ensure that all the return values of the function calls are used.

Additional information: link

DividendPayingToken.constructor(string,string)._name (#1231) shadows:
- ERC20._name (#335) (state variable)
DividendPayingToken.constructor(string,string)._symbol (#1231) shadows:
- ERC20._symbol (#336) (state variable)
Rename the local variables that shadow another component.

Additional information: link

ShibaGo.updateMaxAmount(uint256) (#1623-1632) should emit an event for:
- maxSellTransactionAmount = newNum * (10 ** 9) (#1631)
ShibaGo.updateSwapTokensAtAmount(uint256) (#1634-1641) should emit an event for:
- swapTokensAtAmount = newNum * (10 ** 9) (#1640)
ShibaGo.forceSwapAndSendDividends(uint256) (#2099-2108) should emit an event for:
- buyAmount = buyAmount.sub(fromBuy) (#2106)
- sellAmount = sellAmount.sub(fromSell) (#2107)
Emit an event for critical parameter changes.

Additional information: link

ShibaGo.UpdatestakeAddress(address)._contractAddress (#1572) lacks a zero-check on :
- stakingAddress = _contractAddress (#1573)
ShibaGo.updateOperations1Address(address).newAddress (#1662) lacks a zero-check on :
- operations1Address = newAddress (#1666)
ShibaGo.updateOperations2Address(address).newAddress (#1669) lacks a zero-check on :
- operations2Address = newAddress (#1673)
ShibaGo.updateLiquidityWallet(address).newLiquidityWallet (#1724) lacks a zero-check on :
- liquidityWallet = newLiquidityWallet (#1730)
Ownable.constructor().msgSender (#880) lacks a zero-check on :
- _owner = msgSender (#881)
Check that the address is not zero.

Additional information: link

Variable IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#1001) is too similar to IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#1002)
Variable ShibaGo.operations1Address (#1436-1437) is too similar to ShibaGo.operations2Address (#1438-1439)
Variable ShibaGoDividendTracker._reinvestDividendOfUser(address)._withdrawableDividend (#2499) is too similar to ShibaGoDividendTracker.getAccount(address).withdrawableDividends (#2296)
Variable ShibaGoDividendTracker._withdrawDividendOfUser(address)._withdrawableDividend (#2557) is too similar to ShibaGoDividendTracker.getAccount(address).withdrawableDividends (#2296)
Variable DividendPayingToken._withdrawDividendOfUser(address)._withdrawableDividend (#1281) is too similar to ShibaGoDividendTracker.getAccount(address).withdrawableDividends (#2296)
Prevent variables from having similar names.

Additional information: link

ShibaGoDividendTracker._reinvestDividendOfUser(address) (#2495-2549) has external calls inside a loop: path[0] = uniswapV2Router.WETH() (#2508)
ShibaGoDividendTracker._reinvestDividendOfUser(address) (#2495-2549) has external calls inside a loop: prevBalance = shibaGo.balanceOf(address(this)) (#2511)
ShibaGoDividendTracker._reinvestDividendOfUser(address) (#2495-2549) has external calls inside a loop: uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,address(this),block.timestamp) (#2514-2536)
ShibaGoDividendTracker._reinvestDividendOfUser(address) (#2495-2549) has external calls inside a loop: received = shibaGo.balanceOf(address(this)).sub(prevBalance) (#2525-2527)
ShibaGoDividendTracker._reinvestDividendOfUser(address) (#2495-2549) has external calls inside a loop: shibaGo.transfer(account,received) (#2530)
ShibaGoDividendTracker._withdrawDividendOfUser(address) (#2552-2612) has external calls inside a loop: (success,None) = user.call{gas: 3000,value: _withdrawableDividend}() (#2572-2575)
ShibaGoDividendTracker._withdrawDividendOfUser(address) (#2552-2612) has external calls inside a loop: path[0] = uniswapV2Router.WETH() (#2579)
ShibaGoDividendTracker._withdrawDividendOfUser(address) (#2552-2612) has external calls inside a loop: uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,user,block.timestamp) (#2582-2596)
Favor pull over push strategy for external calls.

Additional information: link

Variable 'ShibaGo._transfer(address,address,uint256).claims (#1991)' in ShibaGo._transfer(address,address,uint256) (#1881-2009) potentially used before declaration: ProcessedDividendTracker(iterations,claims,lastProcessedIndex,true,gas,tx.origin) (#1994-2001)
Variable 'ShibaGo._transfer(address,address,uint256).iterations (#1990)' in ShibaGo._transfer(address,address,uint256) (#1881-2009) potentially used before declaration: ProcessedDividendTracker(iterations,claims,lastProcessedIndex,true,gas,tx.origin) (#1994-2001)
Variable 'ShibaGo._transfer(address,address,uint256).lastProcessedIndex (#1992)' in ShibaGo._transfer(address,address,uint256) (#1881-2009) potentially used before declaration: ProcessedDividendTracker(iterations,claims,lastProcessedIndex,true,gas,tx.origin) (#1994-2001)
Move all variable declarations prior to any usage of the variable, and ensure that reaching a variable declaration does not depend on some conditional if it is used unconditionally.

Additional information: link

Reentrancy in ShibaGo._transfer(address,address,uint256) (#1881-2009):
External calls:
- swapAndLiquify(swapTokens) (#1962)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- swapAndSendDividends(remainingBalance) (#1967)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
External calls sending eth:
- swapAndLiquify(swapTokens) (#1962)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
- swapAndSendDividends(remainingBalance) (#1967)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
State variables written after the call(s):
- swapAndSendDividends(remainingBalance) (#1967)
- _allowances[owner][spender] = amount (#633)
Reentrancy in ShibaGo.constructor() (#1525-1566):
External calls:
- uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this),uniswapV2Router.WETH()) (#1535-1538)
- _setAutomatedMarketMakerPair(uniswapV2Pair,true) (#1540)
- dividendTracker.excludeFromDividends(pair) (#1718)
State variables written after the call(s):
- _setAutomatedMarketMakerPair(uniswapV2Pair,true) (#1540)
- automatedMarketMakerPairs[pair] = value (#1715)
Reentrancy in ShibaGo.constructor() (#1525-1566):
External calls:
- uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this),uniswapV2Router.WETH()) (#1535-1538)
- _setAutomatedMarketMakerPair(uniswapV2Pair,true) (#1540)
- dividendTracker.excludeFromDividends(pair) (#1718)
- dividendTracker.excludeFromDividends(address(dividendTracker)) (#1543)
- dividendTracker.excludeFromDividends(address(this)) (#1544)
- dividendTracker.excludeFromDividends(0x000000000000000000000000000000000000dEaD) (#1545-1547)
- dividendTracker.excludeFromDividends(owner()) (#1549)
- dividendTracker.excludeFromDividends(address(uniswapV2Router)) (#1550)
State variables written after the call(s):
- _mint(owner(),10000000000 * (10 ** 9)) (#1565)
- _balances[account] = _balances[account].add(amount) (#584)
- _isExcludedFromFees[liquidityWallet] = true (#1553)
- _isExcludedFromFees[address(this)] = true (#1554)
- _isExcludedFromFees[owner()] = true (#1555)
- _isExcludedFromFees[address(dividendTracker)] = true (#1556)
- _mint(owner(),10000000000 * (10 ** 9)) (#1565)
- _totalSupply = _totalSupply.add(amount) (#583)
- totalBuyFees = SHIBARewardsBuyFee.add(liquidityFee).add(operationsFees) (#1559)
- totalSellFees = SHIBARewardsSellFee.add(liquidityFee).add(operationsFees) (#1558)
Reentrancy in ShibaGoDividendTracker.processAccount(address,bool) (#2436-2466):
External calls:
- amount = _reinvestDividendOfUser(account) (#2451-2453)
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,address(this),block.timestamp) (#2514-2536)
- shibaGo.transfer(account,received) (#2530)
- amount = _withdrawDividendOfUser(account) (#2451-2453)
- (success,None) = user.call{gas: 3000,value: _withdrawableDividend}() (#2572-2575)
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,user,block.timestamp) (#2582-2596)
External calls sending eth:
- amount = _reinvestDividendOfUser(account) (#2451-2453)
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,address(this),block.timestamp) (#2514-2536)
- amount = _withdrawDividendOfUser(account) (#2451-2453)
- (success,None) = user.call{gas: 3000,value: _withdrawableDividend}() (#2572-2575)
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,user,block.timestamp) (#2582-2596)
State variables written after the call(s):
- lastClaimTimes[account] = block.timestamp (#2456)
Reentrancy in ShibaGo.swapAndLiquify(uint256) (#2020-2041):
External calls:
- swapTokensForEth(half) (#2032)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- addLiquidity(otherHalf,newBalance) (#2038)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#2038)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
State variables written after the call(s):
- addLiquidity(otherHalf,newBalance) (#2038)
- _allowances[owner][spender] = amount (#633)
Apply the check-effects-interactions pattern.

Additional information: link

Reentrancy in ShibaGo._setAutomatedMarketMakerPair(address,bool) (#1714-1722):
External calls:
- dividendTracker.excludeFromDividends(pair) (#1718)
Event emitted after the call(s):
- SetAutomatedMarketMakerPair(pair,value) (#1721)
Reentrancy in ShibaGo._transfer(address,address,uint256) (#1881-2009):
External calls:
- swapAndLiquify(swapTokens) (#1962)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- swapAndSendDividends(remainingBalance) (#1967)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
External calls sending eth:
- swapAndLiquify(swapTokens) (#1962)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
- swapAndSendDividends(remainingBalance) (#1967)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#634)
- swapAndSendDividends(remainingBalance) (#1967)
- SendDividends(dividends,theRest,success && successOp1 && successOp2) (#2141-2145)
- swapAndSendDividends(remainingBalance) (#1967)
- Transfer(sender,recipient,amount) (#566)
- super._transfer(from,address(this),fees) (#1985)
Reentrancy in ShibaGo._transfer(address,address,uint256) (#1881-2009):
External calls:
- swapAndLiquify(swapTokens) (#1962)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- swapAndSendDividends(remainingBalance) (#1967)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
- dividendTracker.process(gas) (#1989-2002)
External calls sending eth:
- swapAndLiquify(swapTokens) (#1962)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
- swapAndSendDividends(remainingBalance) (#1967)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
Event emitted after the call(s):
- ProcessedDividendTracker(iterations,claims,lastProcessedIndex,true,gas,tx.origin) (#1994-2001)
- Transfer(sender,recipient,amount) (#566)
- super._transfer(from,to,amount) (#2005)
Reentrancy in ShibaGoDividendTracker._withdrawDividendOfUser(address) (#2552-2612):
External calls:
- (success,None) = user.call{gas: 3000,value: _withdrawableDividend}() (#2572-2575)
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,user,block.timestamp) (#2582-2596)
Event emitted after the call(s):
- DividendWithdrawn(user,_withdrawableDividend) (#2605)
Reentrancy in ShibaGo.constructor() (#1525-1566):
External calls:
- uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this),uniswapV2Router.WETH()) (#1535-1538)
- _setAutomatedMarketMakerPair(uniswapV2Pair,true) (#1540)
- dividendTracker.excludeFromDividends(pair) (#1718)
Event emitted after the call(s):
- SetAutomatedMarketMakerPair(pair,value) (#1721)
- _setAutomatedMarketMakerPair(uniswapV2Pair,true) (#1540)
Reentrancy in ShibaGo.constructor() (#1525-1566):
External calls:
- uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this),uniswapV2Router.WETH()) (#1535-1538)
- _setAutomatedMarketMakerPair(uniswapV2Pair,true) (#1540)
- dividendTracker.excludeFromDividends(pair) (#1718)
- dividendTracker.excludeFromDividends(address(dividendTracker)) (#1543)
- dividendTracker.excludeFromDividends(address(this)) (#1544)
- dividendTracker.excludeFromDividends(0x000000000000000000000000000000000000dEaD) (#1545-1547)
- dividendTracker.excludeFromDividends(owner()) (#1549)
- dividendTracker.excludeFromDividends(address(uniswapV2Router)) (#1550)
Event emitted after the call(s):
- Transfer(address(0),account,amount) (#585)
- _mint(owner(),10000000000 * (10 ** 9)) (#1565)
Reentrancy in ShibaGoDividendTracker.processAccount(address,bool) (#2436-2466):
External calls:
- amount = _reinvestDividendOfUser(account) (#2451-2453)
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,address(this),block.timestamp) (#2514-2536)
- shibaGo.transfer(account,received) (#2530)
- amount = _withdrawDividendOfUser(account) (#2451-2453)
- (success,None) = user.call{gas: 3000,value: _withdrawableDividend}() (#2572-2575)
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,user,block.timestamp) (#2582-2596)
External calls sending eth:
- amount = _reinvestDividendOfUser(account) (#2451-2453)
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,address(this),block.timestamp) (#2514-2536)
- amount = _withdrawDividendOfUser(account) (#2451-2453)
- (success,None) = user.call{gas: 3000,value: _withdrawableDividend}() (#2572-2575)
- uniswapV2Router.swapExactETHForTokensSupportingFeeOnTransferTokens{value: _withdrawableDividend}(0,path,user,block.timestamp) (#2582-2596)
Event emitted after the call(s):
- Claim(account,amount,automatic) (#2460)
- DividendReinvested(account,amount,automatic) (#2458)
Reentrancy in ShibaGo.processDividendTracker(uint256) (#1829-1843):
External calls:
- (iterations,claims,lastProcessedIndex) = dividendTracker.process(gas) (#1830-1834)
Event emitted after the call(s):
- ProcessedDividendTracker(iterations,claims,lastProcessedIndex,false,gas,tx.origin) (#1835-1842)
Reentrancy in ShibaGo.setPresaleWallet(address) (#1590-1595):
External calls:
- dividendTracker.excludeFromDividends(wallet) (#1592)
Event emitted after the call(s):
- SetPreSaleWallet(wallet) (#1594)
Reentrancy in ShibaGo.stake(uint256) (#1604-1621):
External calls:
- dividendTracker.setBalance(_msgSender(),getStakingBalance(_msgSender())) (#1615-1618)
Event emitted after the call(s):
- EnableAccountStaking(_msgSender(),duration) (#1620)
Reentrancy in ShibaGo.swapAndLiquify(uint256) (#2020-2041):
External calls:
- swapTokensForEth(half) (#2032)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- addLiquidity(otherHalf,newBalance) (#2038)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (#2038)
- uniswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,liquidityWallet,block.timestamp) (#2089-2096)
Event emitted after the call(s):
- Approval(owner,spender,amount) (#634)
- addLiquidity(otherHalf,newBalance) (#2038)
- SwapAndLiquify(half,newBalance,otherHalf) (#2040)
Reentrancy in ShibaGo.swapAndSendDividends(uint256) (#2110-2146):
External calls:
- swapTokensForEth(tokens) (#2111)
- uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (#2052-2058)
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
External calls sending eth:
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
Event emitted after the call(s):
- SendDividends(dividends,theRest,success && successOp1 && successOp2) (#2141-2145)
Reentrancy in ShibaGo.updateAllowTokens(address,bool) (#2073-2078):
External calls:
- dividendTracker.updateAllowTokens(token,allow) (#2076)
Event emitted after the call(s):
- UpdateAllowTokens(token,allow) (#2077)
Reentrancy in ShibaGo.updateDividendTracker(address) (#1643-1660):
External calls:
- newDividendTracker.excludeFromDividends(address(newDividendTracker)) (#1652)
- newDividendTracker.excludeFromDividends(address(this)) (#1653)
- newDividendTracker.excludeFromDividends(owner()) (#1654)
- newDividendTracker.excludeFromDividends(address(uniswapV2Router)) (#1655)
Event emitted after the call(s):
- UpdateDividendTracker(newAddress,address(dividendTracker)) (#1657)
Reentrancy in ShibaGo.updatePayoutToken(address) (#2061-2067):
External calls:
- dividendTracker.updatePayoutToken(msg.sender,token) (#2065)
Event emitted after the call(s):
- UpdatePayoutToken(msg.sender,token) (#2066)
Apply the check-effects-interactions pattern.

Additional information: link

ShibaGo.stake(uint256) (#1604-1621) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(stakingUntilDate[_msgSender()] < block.timestamp.add(duration),already staked for a longer duration) (#1607-1610)
ShibaGo._transfer(address,address,uint256) (#1881-2009) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(block.timestamp >= forceStartTradingAt,Trading has not yet been enabled) (#1888-1891)
- require(bool,string)(stakingUntilDate[from] <= block.timestamp,Tokens are staked and locked!) (#1902-1905)
- stakingUntilDate[from] != 0 (#1906)
Avoid relying on block.timestamp.

Additional information: link

Context._msgData() (#9-12) is never used and should be removed
DividendPayingToken._transfer(address,address,uint256) (#1360-1375) is never used and should be removed
DividendPayingToken._withdrawDividendOfUser(address) (#1276-1303) is never used and should be removed
IterableMapping.get(IterableMapping.Map,address) (#163-165) is never used and should be removed
SafeMath.mod(uint256,uint256) (#842-844) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#858-865) is never used and should be removed
SafeMathInt.abs(int256) (#974-977) is never used and should be removed
SafeMathInt.div(int256,int256) (#945-951) is never used and should be removed
SafeMathInt.mul(int256,int256) (#933-940) is never used and should be removed
Remove unused functions.

Additional information: link

Pragma version^0.8.0 (#2) 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 DividendPayingToken._withdrawDividendOfUser(address) (#1276-1303):
- (success) = user.call{gas: 3000,value: _withdrawableDividend}() (#1287-1290)
Low level call in ShibaGo.swapAndSendDividends(uint256) (#2110-2146):
- (success) = address(dividendTracker).call{value: dividends}() (#2130)
- (successOp1) = address(operations1Address).call{value: half}() (#2135)
- (successOp2) = address(operations2Address).call{value: otherHalf}() (#2137-2139)
Low level call in ShibaGoDividendTracker._withdrawDividendOfUser(address) (#2552-2612):
- (success,None) = user.call{gas: 3000,value: _withdrawableDividend}() (#2572-2575)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence

Additional information: link

Function IUniswapV2Pair.DOMAIN_SEPARATOR() (#48) is not in mixedCase
Function IUniswapV2Pair.PERMIT_TYPEHASH() (#50) is not in mixedCase
Function IUniswapV2Pair.MINIMUM_LIQUIDITY() (#81) is not in mixedCase
Function IUniswapV2Router01.WETH() (#996) is not in mixedCase
Parameter DividendPayingToken.dividendOf(address)._owner (#1308) is not in mixedCase
Parameter DividendPayingToken.withdrawableDividendOf(address)._owner (#1315) is not in mixedCase
Parameter DividendPayingToken.withdrawnDividendOf(address)._owner (#1327) is not in mixedCase
Parameter DividendPayingToken.accumulativeDividendOf(address)._owner (#1341) is not in mixedCase
Constant DividendPayingToken.magnitude (#1211) is not in UPPER_CASE_WITH_UNDERSCORES
Function ShibaGo.UpdatestakeAddress(address) (#1572-1575) is not in mixedCase
Parameter ShibaGo.UpdatestakeAddress(address)._contractAddress (#1572) is not in mixedCase
Parameter ShibaGo.updateFees(uint256,uint256,uint256,uint256).SHIBARewardsBuy (#1742) is not in mixedCase
Parameter ShibaGo.updateFees(uint256,uint256,uint256,uint256).SHIBARewardsSell (#1743) is not in mixedCase
Variable ShibaGo.SHIBARewardsBuyFee (#1446) is not in mixedCase
Variable ShibaGo.SHIBARewardsSellFee (#1447) is not in mixedCase
Parameter ShibaGoDividendTracker.getAccount(address)._account (#2289) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Redundant expression "this (#10)" inContext (#4-13)
Remove redundant statements if they congest code but offer no value.

Additional information: link

ShibaGo.constructor() (#1525-1566) uses literals with too many digits:
- dividendTracker.excludeFromDividends(0x000000000000000000000000000000000000dEaD) (#1545-1547)
ShibaGo.constructor() (#1525-1566) uses literals with too many digits:
- _mint(owner(),10000000000 * (10 ** 9)) (#1565)
ShibaGo.updateMaxAmount(uint256) (#1623-1632) uses literals with too many digits:
- require(bool,string)(maxSellTransactionAmount == 0 || maxSellTransactionAmount >= 1000000 * (10 ** 9),max sell amount must either be disabled or greater than 1 thousand) (#1626-1630)
ShibaGo.updateSwapTokensAtAmount(uint256) (#1634-1641) uses literals with too many digits:
- require(bool,string)(swapTokensAtAmount >= 50000000 * (10 ** 9),Swap Token Amount must be greater than 50 thousand) (#1636-1639)
ShibaGo.updateGasForProcessing(uint256) (#1733-1737) uses literals with too many digits:
- require(bool)(newValue >= 200000 && newValue <= 600000) (#1734)
ShibaGo.slitherConstructorVariables() (#1414-2147) uses literals with too many digits:
- swapTokensAtAmount = 250000000 * (10 ** 9) (#1442)
ShibaGo.slitherConstructorVariables() (#1414-2147) uses literals with too many digits:
- gasForProcessing = 300000 (#1451)
ShibaGoDividendTracker.constructor(address) (#2191-2206) uses literals with too many digits:
- minimumTokenBalanceForAutoDividends = 1000000 * (10 ** 9) (#2198)
ShibaGoDividendTracker.constructor(address) (#2191-2206) uses literals with too many digits:
- minimumTokenBalanceForDividends = 100000 * (10 ** 9) (#2199)
ShibaGoDividendTracker.getAccountAtIndex(uint256) (#2330-2356) uses literals with too many digits:
- (0x0000000000000000000000000000000000000000,- 1,- 1,0,0,0) (#2343-2350)
Use: Ether suffix, Time suffix, or The scientific notation

Additional information: link

SafeMathInt.MAX_INT256 (#928) is never used in SafeMathInt (#926-983)
Remove unused state variables.

Additional information: link

name() should be declared external:
- ERC20.name() (#355-357)
symbol() should be declared external:
- ERC20.symbol() (#363-365)
decimals() should be declared external:
- ERC20.decimals() (#380-382)
- ShibaGo.decimals() (#1568-1570)
- ShibaGoDividendTracker.decimals() (#2208-2210)
transfer(address,uint256) should be declared external:
- ERC20.transfer(address,uint256) (#412-420)
allowance(address,address) should be declared external:
- ERC20.allowance(address,address) (#425-433)
approve(address,uint256) should be declared external:
- ERC20.approve(address,uint256) (#442-450)
transferFrom(address,address,uint256) should be declared external:
- ERC20.transferFrom(address,address,uint256) (#465-480)
increaseAllowance(address,uint256) should be declared external:
- ERC20.increaseAllowance(address,uint256) (#494-505)
decreaseAllowance(address,uint256) should be declared external:
- ERC20.decreaseAllowance(address,uint256) (#521-535)
renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#907-910)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (#916-923)
withdrawDividend() should be declared external:
- DividendPayingToken.withdrawDividend() (#1270-1272)
- ShibaGoDividendTracker.withdrawDividend() (#2220-2225)
dividendOf(address) should be declared external:
- DividendPayingToken.dividendOf(address) (#1308-1310)
withdrawnDividendOf(address) should be declared external:
- DividendPayingToken.withdrawnDividendOf(address) (#1327-1334)
UpdatestakeAddress(address) should be declared external:
- ShibaGo.UpdatestakeAddress(address) (#1572-1575)
updateStakingAmounts(uint256,uint256) should be declared external:
- ShibaGo.updateStakingAmounts(uint256,uint256) (#1578-1587)
enableStaking(bool) should be declared external:
- ShibaGo.enableStaking(bool) (#1597-1602)
stake(uint256) should be declared external:
- ShibaGo.stake(uint256) (#1604-1621)
updateMaxAmount(uint256) should be declared external:
- ShibaGo.updateMaxAmount(uint256) (#1623-1632)
updateSwapTokensAtAmount(uint256) should be declared external:
- ShibaGo.updateSwapTokensAtAmount(uint256) (#1634-1641)
updateDividendTracker(address) should be declared external:
- ShibaGo.updateDividendTracker(address) (#1643-1660)
updateOperations1Address(address) should be declared external:
- ShibaGo.updateOperations1Address(address) (#1662-1667)
updateOperations2Address(address) should be declared external:
- ShibaGo.updateOperations2Address(address) (#1669-1674)
updateUniswapV2Router(address) should be declared external:
- ShibaGo.updateUniswapV2Router(address) (#1676-1681)
enableSwapAndLiquify(bool) should be declared external:
- ShibaGo.enableSwapAndLiquify(bool) (#1690-1695)
setAutomatedMarketMakerPair(address,bool) should be declared external:
- ShibaGo.setAutomatedMarketMakerPair(address,bool) (#1697-1704)
setAllowCustomTokens(bool) should be declared external:
- ShibaGo.setAllowCustomTokens(bool) (#1706-1708)
setAllowAutoReinvest(bool) should be declared external:
- ShibaGo.setAllowAutoReinvest(bool) (#1710-1712)
updateLiquidityWallet(address) should be declared external:
- ShibaGo.updateLiquidityWallet(address) (#1724-1731)
updateGasForProcessing(uint256) should be declared external:
- ShibaGo.updateGasForProcessing(uint256) (#1733-1737)
updateFees(uint256,uint256,uint256,uint256) should be declared external:
- ShibaGo.updateFees(uint256,uint256,uint256,uint256) (#1739-1765)
isExcludedFromFees(address) should be declared external:
- ShibaGo.isExcludedFromFees(address) (#1779-1781)
withdrawableDividendOf(address) should be declared external:
- ShibaGo.withdrawableDividendOf(address) (#1783-1789)
dividendTokenBalanceOf(address) should be declared external:
- ShibaGo.dividendTokenBalanceOf(address) (#1791-1797)
updatePayoutToken(address) should be declared external:
- ShibaGo.updatePayoutToken(address) (#2061-2067)
getPayoutToken(address) should be declared external:
- ShibaGo.getPayoutToken(address) (#2069-2071)
updateAllowTokens(address,bool) should be declared external:
- ShibaGo.updateAllowTokens(address,bool) (#2073-2078)
getAllowTokens(address) should be declared external:
- ShibaGo.getAllowTokens(address) (#2080-2082)
forceSwapAndSendDividends(uint256) should be declared external:
- ShibaGo.forceSwapAndSendDividends(uint256) (#2099-2108)
getAccountAtIndex(uint256) should be declared external:
- ShibaGoDividendTracker.getAccountAtIndex(uint256) (#2330-2356)
process(uint256) should be declared external:
- ShibaGoDividendTracker.process(uint256) (#2382-2434)
updateUniswapV2Router(address) should be declared external:
- ShibaGoDividendTracker.updateUniswapV2Router(address) (#2468-2470)
updatePayoutToken(address,address) should be declared external:
- ShibaGoDividendTracker.updatePayoutToken(address,address) (#2472-2481)
getPayoutToken(address) should be declared external:
- ShibaGoDividendTracker.getPayoutToken(address) (#2483-2485)
updateAllowTokens(address,bool) should be declared external:
- ShibaGoDividendTracker.updateAllowTokens(address,bool) (#2487-2489)
getAllowTokens(address) should be declared external:
- ShibaGoDividendTracker.getAllowTokens(address) (#2491-2493)
Use the external attribute for functions never called from the contract.

Additional information: link

Holders:


Token seems to be untradeable: there is no PancakeSwap trading pair and no trading volumes. Ignore for presale.


Number of Binance Smart Chain (BSC) token holders is less than 100. Token is either dead or inactive.


Unable to find Telegram account


Twitter account link seems to be invalid


Telegram account has relatively few subscribers


Unable to find Youtube account


Unable to find Discord account

Search:


BscScan page for the token does not contain additional info: website, socials, description, etc.

Additional information: link


Unable to find token contract audit


Unable to verify that token and website are owned by the same team (no listings + unable to find contract on website)


Unable to verify token contract address on the website


Unable to find audit link on the website


Unable to find token on CoinGecko

Additional information: link


Unable to find token on CoinMarketCap

Additional information: link


Unable to find token on CoinHunt

Additional information: link


Unable to find code repository for the project


Young tokens have high risks of scam / price dump / death


Young tokens have high risks of scam / price dump / death


Token has no active CoinGecko listing / rank


Token has no active CoinMarketCap listing / rank

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