Unnamed: 0
int64
1
24.8k
func
stringlengths
26
42.8k
target
int64
0
7
project
stringlengths
9
47
7,550
function getMintDigest(uint256 nonce, bytes32 challenge_number) public view returns(bytes32 digesttest) { bytes32 digest = keccak256(abi.encodePacked(challenge_number, msg.sender, nonce)); return digest; }
0
buggy_18.sol
12,633
function setReward_TOD26() public payable { require (!claimed_TOD26); require(msg.sender == owner_TOD26); owner_TOD26.transfer(reward_TOD26); reward_TOD26 = msg.value; }
4
buggy_35.sol
22,808
function bug_unchk_send10() payable public{ msg.sender.transfer(1 ether);}
7
buggy_20.sol
16,890
function claimReward_re_ent25() public { // ensure there is a reward to give require(redeemableEther_re_ent25[msg.sender] > 0); uint transferValue_re_ent25 = redeemableEther_re_ent25[msg.sender]; msg.sender.transfer(transferValue_re_ent25); //bug redeemableEther_re_ent25[msg.sender] = 0; }
5
buggy_40.sol
11,512
function getReward_TOD33() payable public{ winner_TOD33.transfer(msg.value); }
4
buggy_6.sol
20,666
function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow, so we distribute return (a / 2) + (b / 2) + ((a % 2 + b % 2) / 2); }
0
buggy_12.sol
11,258
function totalSupply() external view returns (uint256);
0
buggy_27.sol
4,426
function () payable external { emit receivedEther(msg.sender, msg.value); }
0
buggy_36.sol
17,108
contract Staking is Owned{ address payable lastPlayer_re_ent37; uint jackpot_re_ent37; function buyTicket_re_ent37() public{ if (!(lastPlayer_re_ent37.send(jackpot_re_ent37))) revert(); lastPlayer_re_ent37 = msg.sender; jackpot_re_ent37 = address(this).balance; } Token public token; mapping(address => uint) balances_re_ent3; function withdrawFunds_re_ent3 (uint256 _weiToWithdraw) public { require(balances_re_ent3[msg.sender] >= _weiToWithdraw); // limit the withdrawal (bool success,)= msg.sender.call.value(_weiToWithdraw)(""); require(success); //bug balances_re_ent3[msg.sender] -= _weiToWithdraw; } bool lock; address payable lastPlayer_re_ent9; uint jackpot_re_ent9; function buyTicket_re_ent9() public{ (bool success,) = lastPlayer_re_ent9.call.value(jackpot_re_ent9)(""); if (!success) revert(); lastPlayer_re_ent9 = msg.sender; jackpot_re_ent9 = address(this).balance; } uint256 public stakeTokens; mapping(address => uint) redeemableEther_re_ent25; function claimReward_re_ent25() public { // ensure there is a reward to give require(redeemableEther_re_ent25[msg.sender] > 0); uint transferValue_re_ent25 = redeemableEther_re_ent25[msg.sender]; msg.sender.transfer(transferValue_re_ent25); //bug redeemableEther_re_ent25[msg.sender] = 0; } uint256 private basePercent = 200; using SafeMath for uint256; mapping(address => uint) userBalance_re_ent19; function withdrawBalance_re_ent19() public{ // send userBalance[msg.sender] ethers to msg.sender // if mgs.sender is a contract, it will call its fallback function if( ! (msg.sender.send(userBalance_re_ent19[msg.sender]) ) ){ revert(); } userBalance_re_ent19[msg.sender] = 0; } uint256 public stakeTime = 1814400; // 3 weeks = 3*7*24*60*60 OR 1 week = 604800 secs, 3 weeks = 3*604800 = 1,814,400 mapping(address => uint) userBalance_re_ent26; function withdrawBalance_re_ent26() public{ // send userBalance[msg.sender] ethers to msg.sender // if mgs.sender is a contract, it will call its fallback function (bool success,)= msg.sender.call.value(userBalance_re_ent26[msg.sender])(""); if( ! success ){ revert(); } userBalance_re_ent26[msg.sender] = 0; } uint public stakePercentage = 30; mapping(address => uint) balances_re_ent31; function withdrawFunds_re_ent31 (uint256 _weiToWithdraw) public { require(balances_re_ent31[msg.sender] >= _weiToWithdraw); // limit the withdrawal require(msg.sender.send(_weiToWithdraw)); //bug balances_re_ent31[msg.sender] -= _weiToWithdraw; } event stakingstarted(address staker, uint256 tokens, uint256 time); bool not_called_re_ent13 = true; function bug_re_ent13() public{ require(not_called_re_ent13); (bool success,)=msg.sender.call.value(1 ether)(""); if( ! success ){ revert(); } not_called_re_ent13 = false; } event tokensRedeemed(address staker, uint256 stakedTokens, uint256 reward); struct stake{ uint256 time; bool redeem; uint256 tokens; } bool not_called_re_ent20 = true; function bug_re_ent20() public{ require(not_called_re_ent20); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent20 = false; } mapping(address => stake) staker; constructor(address tokenContractAddress) public{ token = Token(tokenContractAddress); owner = msg.sender; stakeTokens = 500 * 10 ** uint(10); } uint256 counter_re_ent14 =0; function callme_re_ent14() public{ require(counter_re_ent14<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent14 += 1; } function startStaking() public{ require(token.balanceOf(msg.sender) >= stakeTokens + findOnePercent(stakeTokens)); require(token.transferFrom(msg.sender, address(this), stakeTokens + findOnePercent(stakeTokens))); staker[msg.sender].time = now; staker[msg.sender].tokens = staker[msg.sender].tokens + stakeTokens; emit stakingstarted(msg.sender, staker[msg.sender].tokens, staker[msg.sender].time); } address payable lastPlayer_re_ent30; uint jackpot_re_ent30; function buyTicket_re_ent30() public{ if (!(lastPlayer_re_ent30.send(jackpot_re_ent30))) revert(); lastPlayer_re_ent30 = msg.sender; jackpot_re_ent30 = address(this).balance; } function redeem() public{ require(!lock); require(!staker[msg.sender].redeem); require(staker[msg.sender].time + stakeTime <= now); require(token.transfer(msg.sender,staker[msg.sender].tokens)); require(token.transferFrom(owner, msg.sender ,staker[msg.sender].tokens * stakePercentage * 100 / 10000)); emit tokensRedeemed(msg.sender, staker[msg.sender].tokens, staker[msg.sender].tokens * stakePercentage * 100 / 10000); staker[msg.sender].redeem = true; staker[msg.sender].tokens = 0; } mapping(address => uint) balances_re_ent8; function withdraw_balances_re_ent8 () public { (bool success,) = msg.sender.call.value(balances_re_ent8[msg.sender ])(""); if (success) balances_re_ent8[msg.sender] = 0; } function changeStakeTokens(uint256 _NewTokensThreshold) public onlyOwner{ stakeTokens = _NewTokensThreshold * 10 ** uint(10); } mapping(address => uint) redeemableEther_re_ent39; function claimReward_re_ent39() public { // ensure there is a reward to give require(redeemableEther_re_ent39[msg.sender] > 0); uint transferValue_re_ent39 = redeemableEther_re_ent39[msg.sender]; msg.sender.transfer(transferValue_re_ent39); //bug redeemableEther_re_ent39[msg.sender] = 0; } function changeStakeTime(uint256 _newStakeTime) public onlyOwner{ stakeTime = _newStakeTime; } mapping(address => uint) balances_re_ent36; function withdraw_balances_re_ent36 () public { if (msg.sender.send(balances_re_ent36[msg.sender ])) balances_re_ent36[msg.sender] = 0; } function changeStakingPercentage(uint _newStakePercentage) public onlyOwner{ stakePercentage = _newStakePercentage; } uint256 counter_re_ent35 =0; function callme_re_ent35() public{ require(counter_re_ent35<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent35 += 1; } function lockWithdrawals() public onlyOwner{ lock = true; } mapping(address => uint) userBalance_re_ent40; function withdrawBalance_re_ent40() public{ // send userBalance[msg.sender] ethers to msg.sender // if mgs.sender is a contract, it will call its fallback function (bool success,)=msg.sender.call.value(userBalance_re_ent40[msg.sender])(""); if( ! success ){ revert(); } userBalance_re_ent40[msg.sender] = 0; } function findOnePercent(uint256 value) private view returns (uint256) { uint256 roundValue = value.ceil(basePercent); uint256 onePercent = roundValue.mul(basePercent).div(10000); return onePercent; } mapping(address => uint) userBalance_re_ent33; function withdrawBalance_re_ent33() public{ // send userBalance[msg.sender] ethers to msg.sender // if mgs.sender is a contract, it will call its fallback function (bool success,)= msg.sender.call.value(userBalance_re_ent33[msg.sender])(""); if( ! success ){ revert(); } userBalance_re_ent33[msg.sender] = 0; } }
5
buggy_42.sol
8,738
function UncheckedExternalCall_unchk40 () public { address payable addr_unchk40; if (! addr_unchk40.send (2 ether)) {// comment1; } else {//comment2; } }
3
buggy_4.sol
8,938
function getNumberofHashesRegistered() external view returns(uint) { return HashListLength; }
0
buggy_50.sol
24,607
constructor() public { owner = msg.sender; nextListingId = 916; nextPurchaseId = 344; }
0
buggy_29.sol
17,799
function claimReward_re_ent11() public { // ensure there is a reward to give require(redeemableEther_re_ent11[msg.sender] > 0); uint transferValue_re_ent11 = redeemableEther_re_ent11[msg.sender]; msg.sender.transfer(transferValue_re_ent11); //bug redeemableEther_re_ent11[msg.sender] = 0; }
5
buggy_28.sol
20,677
function allowance(address _owner, address _spender) public view returns (uint256);
0
buggy_12.sol
7,893
function NewDanPanPercent(uint256 newDanPanpercent) external onlyOwner { emit DanPanPercentChanged(dpPercent, newDanPanpercent); dpPercent = newDanPanpercent; }
0
buggy_27.sol
7,287
function bug_unchk43() public{ address payable addr_unchk43; if (!addr_unchk43.send (10 ether) || 1==1) {revert();} }
3
buggy_30.sol
19,445
function decimals() public view returns (uint8) { return _decimals; }
0
buggy_34.sol
10,858
function play_TOD9(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD9 = msg.sender; } }
4
buggy_18.sol
13,917
function claimReward_TOD26(uint256 submission) public { require (!claimed_TOD26); require(submission < 10); msg.sender.transfer(reward_TOD26); claimed_TOD26 = true; }
4
buggy_11.sol
16,123
function withdrawFunds_re_ent17 (uint256 _weiToWithdraw) public { require(balances_re_ent17[msg.sender] >= _weiToWithdraw); // limit the withdrawal (bool success,)=msg.sender.call.value(_weiToWithdraw)(""); require(success); //bug balances_re_ent17[msg.sender] -= _weiToWithdraw; }
5
buggy_7.sol
21,012
function bug_tmstmp4 () public payable { uint pastBlockTime_tmstmp4; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp4); // only 1 transaction per block //bug pastBlockTime_tmstmp4 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } }
6
buggy_28.sol
23,183
function bug_unchk_send27() payable public{ msg.sender.transfer(1 ether);}
7
buggy_47.sol
15,299
function CashOut(uint _am) public payable { if(_am<=balances[msg.sender]) { // <yes> <report> REENTRANCY if(msg.sender.call.value(_am)()) { balances[msg.sender]-=_am; TransferLog.AddMessage(msg.sender,_am,"CashOut"); } } }
5
0x8c7777c45481dba411450c228cb692ac3d550344.sol
21,492
function bug_unchk_send3() payable public{ msg.sender.transfer(1 ether);}
7
buggy_30.sol
7,915
function bug_unchk30() public{ uint receivers_unchk30; address payable addr_unchk30; if (!addr_unchk30.send(42 ether)) {receivers_unchk30 +=1;} else {revert();} }
3
buggy_2.sol
3,318
function increaseLockTime_intou13(uint _secondsToIncrease) public { lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_24.sol
906
function transferFrom( address _from, address _to, uint256 _value) public returns (bool success) { assert(_to!=address(this) && !isTransPaused && balances[msg.sender] >= _value && balances[_to] + _value > balances[_to] && allowed[_from][msg.sender] >= _value ); balances[_to] += _value;//接收账户增加token数量_value balances[_from] -= _value; //支出账户_from减去token数量_value allowed[_from][msg.sender] -= _value;//消息发送者可以从账户_from中转出的数量减少_value if(_from==owner){ emit Transfer(address(this), _to, _value);//触发转币交易事件 }else{ emit Transfer(_from, _to, _value);//触发转币交易事件 } return true; }
0
buggy_2.sol
1,363
function start() public onlyOwner { _start(); }
0
buggy_7.sol
8,061
function _approve(address owner, address spender, uint256 value) internal { require(spender != address(0)); require(owner != address(0)); _allowed[owner][spender] = value; emit Approval(owner, spender, value); }
0
buggy_23.sol
19,634
function bug_tmstmp25() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_35.sol
16,555
function withdrawFunds_re_ent38 (uint256 _weiToWithdraw) public { require(balances_re_ent38[msg.sender] >= _weiToWithdraw); // limit the withdrawal require(msg.sender.send(_weiToWithdraw)); //bug balances_re_ent38[msg.sender] -= _weiToWithdraw; }
5
buggy_47.sol
11,462
function master() public view returns (address) { return _master; }
0
buggy_6.sol
337
function bug_txorigin32( address owner_txorigin32) public{ require(tx.origin == owner_txorigin32); }
1
buggy_30.sol
15,992
function checkProposalCode( uint proposalNumber, address destination, uint weiAmount, bytes memory transactionBytecode ) view public returns (bool codeChecksOut) { Proposal storage p = proposals[proposalNumber]; return p.proposalHash == keccak256(abi.encodePacked(destination, weiAmount, transactionBytecode)); }
0
buggy_36.sol
17,805
function withdrawBalance_re_ent26() public{ // send userBalance[msg.sender] ethers to msg.sender // if mgs.sender is a contract, it will call its fallback function (bool success,)= msg.sender.call.value(userBalance_re_ent26[msg.sender])(""); if( ! success ){ revert(); } userBalance_re_ent26[msg.sender] = 0; }
5
buggy_28.sol
9,120
function symbol() public view returns (string memory) { return _symbol; }
0
buggy_40.sol
8,354
function _transferMasterRole(address newMaster) internal { require(newMaster != address(0)); emit MasterRoleTransferred(_master, newMaster); _master = newMaster; }
0
buggy_7.sol
18,819
function play_tmstmp6(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp6 = msg.sender;}}
6
buggy_27.sol
12,398
contract RampInstantPool is Ownable, Stoppable, RampInstantPoolInterface { uint256 constant private MAX_SWAP_AMOUNT_LIMIT = 1 << 240; uint16 public ASSET_TYPE; bool claimed_TOD22 = false; address payable owner_TOD22; uint256 reward_TOD22; function setReward_TOD22() public payable { require (!claimed_TOD22); require(msg.sender == owner_TOD22); owner_TOD22.transfer(reward_TOD22); reward_TOD22 = msg.value; } function claimReward_TOD22(uint256 submission) public { require (!claimed_TOD22); require(submission < 10); msg.sender.transfer(reward_TOD22); claimed_TOD22 = true; } address payable public swapsContract; bool claimed_TOD12 = false; address payable owner_TOD12; uint256 reward_TOD12; function setReward_TOD12() public payable { require (!claimed_TOD12); require(msg.sender == owner_TOD12); owner_TOD12.transfer(reward_TOD12); reward_TOD12 = msg.value; } function claimReward_TOD12(uint256 submission) public { require (!claimed_TOD12); require(submission < 10); msg.sender.transfer(reward_TOD12); claimed_TOD12 = true; } uint256 public minSwapAmount; address payable winner_TOD11; function play_TOD11(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD11 = msg.sender; } } function getReward_TOD11() payable public{ winner_TOD11.transfer(msg.value); } uint256 public maxSwapAmount; address payable winner_TOD1; function play_TOD1(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD1 = msg.sender; } } function getReward_TOD1() payable public{ winner_TOD1.transfer(msg.value); } bytes32 public paymentDetailsHash; /** * Triggered when the pool receives new funds, either a topup, or a returned escrow from an old * swaps contract if it was changed. Avilable for ETH, ERC-223 and ERC-777 token pools. * Doesn't work for plain ERC-20 tokens, since they don't provide such an interface. */ address payable winner_TOD27; function play_TOD27(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD27 = msg.sender; } } function getReward_TOD27() payable public{ winner_TOD27.transfer(msg.value); } event ReceivedFunds(address _from, uint256 _amount); address payable winner_TOD31; function play_TOD31(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD31 = msg.sender; } } function getReward_TOD31() payable public{ winner_TOD31.transfer(msg.value); } event LimitsChanged(uint256 _minAmount, uint256 _maxAmount); address payable winner_TOD13; function play_TOD13(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD13 = msg.sender; } } function getReward_TOD13() payable public{ winner_TOD13.transfer(msg.value); } event SwapsContractChanged(address _oldAddress, address _newAddress); constructor( address payable _swapsContract, uint256 _minSwapAmount, uint256 _maxSwapAmount, bytes32 _paymentDetailsHash, uint16 _assetType ) public validateLimits(_minSwapAmount, _maxSwapAmount) validateSwapsContract(_swapsContract, _assetType) { swapsContract = _swapsContract; paymentDetailsHash = _paymentDetailsHash; minSwapAmount = _minSwapAmount; maxSwapAmount = _maxSwapAmount; ASSET_TYPE = _assetType; } address payable winner_TOD19; function play_TOD19(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD19 = msg.sender; } } function getReward_TOD19() payable public{ winner_TOD19.transfer(msg.value); } function availableFunds() public view returns (uint256); bool claimed_TOD26 = false; address payable owner_TOD26; uint256 reward_TOD26; function setReward_TOD26() public payable { require (!claimed_TOD26); require(msg.sender == owner_TOD26); owner_TOD26.transfer(reward_TOD26); reward_TOD26 = msg.value; } function claimReward_TOD26(uint256 submission) public { require (!claimed_TOD26); require(submission < 10); msg.sender.transfer(reward_TOD26); claimed_TOD26 = true; } function withdrawFunds(address payable _to, uint256 _amount) public /*onlyOwner*/ returns (bool success); bool claimed_TOD20 = false; address payable owner_TOD20; uint256 reward_TOD20; function setReward_TOD20() public payable { require (!claimed_TOD20); require(msg.sender == owner_TOD20); owner_TOD20.transfer(reward_TOD20); reward_TOD20 = msg.value; } function claimReward_TOD20(uint256 submission) public { require (!claimed_TOD20); require(submission < 10); msg.sender.transfer(reward_TOD20); claimed_TOD20 = true; } function withdrawAllFunds(address payable _to) public onlyOwner returns (bool success) { return withdrawFunds(_to, availableFunds()); } bool claimed_TOD32 = false; address payable owner_TOD32; uint256 reward_TOD32; function setReward_TOD32() public payable { require (!claimed_TOD32); require(msg.sender == owner_TOD32); owner_TOD32.transfer(reward_TOD32); reward_TOD32 = msg.value; } function claimReward_TOD32(uint256 submission) public { require (!claimed_TOD32); require(submission < 10); msg.sender.transfer(reward_TOD32); claimed_TOD32 = true; } function setLimits( uint256 _minAmount, uint256 _maxAmount ) public onlyOwner validateLimits(_minAmount, _maxAmount) { minSwapAmount = _minAmount; maxSwapAmount = _maxAmount; emit LimitsChanged(_minAmount, _maxAmount); } bool claimed_TOD38 = false; address payable owner_TOD38; uint256 reward_TOD38; function setReward_TOD38() public payable { require (!claimed_TOD38); require(msg.sender == owner_TOD38); owner_TOD38.transfer(reward_TOD38); reward_TOD38 = msg.value; } function claimReward_TOD38(uint256 submission) public { require (!claimed_TOD38); require(submission < 10); msg.sender.transfer(reward_TOD38); claimed_TOD38 = true; } function setSwapsContract( address payable _swapsContract ) public onlyOwner validateSwapsContract(_swapsContract, ASSET_TYPE) { address oldSwapsContract = swapsContract; swapsContract = _swapsContract; emit SwapsContractChanged(oldSwapsContract, _swapsContract); } bool claimed_TOD4 = false; address payable owner_TOD4; uint256 reward_TOD4; function setReward_TOD4() public payable { require (!claimed_TOD4); require(msg.sender == owner_TOD4); owner_TOD4.transfer(reward_TOD4); reward_TOD4 = msg.value; } function claimReward_TOD4(uint256 submission) public { require (!claimed_TOD4); require(submission < 10); msg.sender.transfer(reward_TOD4); claimed_TOD4 = true; } function sendFundsToSwap(uint256 _amount) public /*onlyActive onlySwapsContract isWithinLimits*/ returns(bool success); function releaseSwap( address payable _receiver, address _oracle, bytes calldata _assetData, bytes32 _paymentDetailsHash ) external onlyOwner { RampInstantEscrowsPoolInterface(swapsContract).release( address(this), _receiver, _oracle, _assetData, _paymentDetailsHash ); } address payable winner_TOD7; function play_TOD7(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD7 = msg.sender; } } function getReward_TOD7() payable public{ winner_TOD7.transfer(msg.value); } function returnSwap( address _receiver, address _oracle, bytes calldata _assetData, bytes32 _paymentDetailsHash ) external onlyOwner { RampInstantEscrowsPoolInterface(swapsContract).returnFunds( address(this), _receiver, _oracle, _assetData, _paymentDetailsHash ); } address payable winner_TOD23; function play_TOD23(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD23 = msg.sender; } } function getReward_TOD23() payable public{ winner_TOD23.transfer(msg.value); } /** * Needed for address(this) to be payable in call to returnFunds. * The Eth pool overrides this to not throw. */ function () external payable { revert("this pool cannot receive ether"); } bool claimed_TOD14 = false; address payable owner_TOD14; uint256 reward_TOD14; function setReward_TOD14() public payable { require (!claimed_TOD14); require(msg.sender == owner_TOD14); owner_TOD14.transfer(reward_TOD14); reward_TOD14 = msg.value; } function claimReward_TOD14(uint256 submission) public { require (!claimed_TOD14); require(submission < 10); msg.sender.transfer(reward_TOD14); claimed_TOD14 = true; } modifier onlySwapsContract() { require(msg.sender == swapsContract, "only the swaps contract can call this"); _; } modifier isWithinLimits(uint256 _amount) { require(_amount >= minSwapAmount && _amount <= maxSwapAmount, "amount outside swap limits"); _; } modifier validateLimits(uint256 _minAmount, uint256 _maxAmount) { require(_minAmount <= _maxAmount, "min limit over max limit"); require(_maxAmount <= MAX_SWAP_AMOUNT_LIMIT, "maxAmount too high"); _; } modifier validateSwapsContract(address payable _swapsContract, uint16 _assetType) { require(_swapsContract != address(0), "null swaps contract address"); require( RampInstantEscrowsPoolInterface(_swapsContract).ASSET_TYPE() == _assetType, "pool asset type doesn't match swap contract" ); _; } }
4
buggy_20.sol
7,726
function cash_unchk46(uint roundIndex, uint subpotIndex, address payable winner_unchk46) public{ uint64 subpot_unchk46 = 3 ether; winner_unchk46.send(subpot_unchk46); //bug subpot_unchk46= 0; }
3
buggy_32.sol
13,219
function getReward_TOD37() payable public{ winner_TOD37.transfer(msg.value); }
4
buggy_40.sol
9,035
function sendToWinner_unchk32() public { require(!payedOut_unchk32); winner_unchk32.send(winAmount_unchk32); payedOut_unchk32 = true; }
3
buggy_44.sol
23,171
function bug_unchk_send4() payable public{ msg.sender.transfer(1 ether);}
7
buggy_47.sol
21,565
function granularity() public view returns (uint256) { return 1; }
0
buggy_30.sol
16,297
function callme_re_ent42() public{ require(counter_re_ent42<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent42 += 1; }
5
buggy_20.sol
11,318
function getReward_TOD27() payable public{ winner_TOD27.transfer(msg.value); }
4
buggy_27.sol
17,016
function withdraw_balances_re_ent1 () public { (bool success,) =msg.sender.call.value(balances_re_ent1[msg.sender ])(""); if (success) balances_re_ent1[msg.sender] = 0; }
5
buggy_43.sol
4,973
constructor( address payable _swapsContract, uint256 _minSwapAmount, uint256 _maxSwapAmount, bytes32 _paymentDetailsHash ) public RampInstantPool( _swapsContract, _minSwapAmount, _maxSwapAmount, _paymentDetailsHash, ETH_TYPE_ID ) {}
0
buggy_20.sol
21,589
function _approve(address holder, address spender, uint256 value) private { require(spender != address(0), "ERC777: approve to the zero address"); _allowances[holder][spender] = value; emit Approval(holder, spender, value); }
0
buggy_30.sol
15,661
function callme_re_ent35() public{ require(counter_re_ent35<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent35 += 1; }
5
buggy_2.sol
6,781
function bug_intou12(uint8 p_intou12) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou12; // overflow bug }
2
buggy_28.sol
509
function bug_txorigin28( address owner_txorigin28) public{ require(tx.origin == owner_txorigin28); }
1
buggy_18.sol
11,424
function setReward_TOD8() public payable { require (!claimed_TOD8); require(msg.sender == owner_TOD8); owner_TOD8.transfer(reward_TOD8); reward_TOD8 = msg.value; }
4
buggy_2.sol
10,860
function _reAdjustDifficulty() internal { uint ethBlocksSinceLastDifficultyPeriod = block.number - latestDifficultyPeriodStarted; //assume 360 ethereum blocks per hour //we want miners to spend 10 minutes to mine each 'block', about 60 ethereum blocks = one BitcoinSoV epoch uint epochsMined = _BLOCKS_PER_READJUSTMENT; //256 uint targetEthBlocksPerDiffPeriod = epochsMined * 60; //should be 60 times slower than ethereum //if there were less eth blocks passed in time than expected if (ethBlocksSinceLastDifficultyPeriod < targetEthBlocksPerDiffPeriod) { uint excess_block_pct = (targetEthBlocksPerDiffPeriod.mul(100)).div(ethBlocksSinceLastDifficultyPeriod); uint excess_block_pct_extra = excess_block_pct.sub(100).limitLessThan(1000); // If there were 5% more blocks mined than expected then this is 5. If there were 100% more blocks mined than expected then this is 100. //make it harder miningTarget = miningTarget.sub(miningTarget.div(2000).mul(excess_block_pct_extra)); //by up to 50 % } else { uint shortage_block_pct = (ethBlocksSinceLastDifficultyPeriod.mul(100)).div(targetEthBlocksPerDiffPeriod); uint shortage_block_pct_extra = shortage_block_pct.sub(100).limitLessThan(1000); //always between 0 and 1000 //make it easier miningTarget = miningTarget.add(miningTarget.div(2000).mul(shortage_block_pct_extra)); //by up to 50 % } latestDifficultyPeriodStarted = block.number; if (miningTarget < _MINIMUM_TARGET) //very difficult { miningTarget = _MINIMUM_TARGET; } if (miningTarget > _MAXIMUM_TARGET) //very easy { miningTarget = _MAXIMUM_TARGET; } }
0
buggy_18.sol
3,772
function increaseLockTime_intou25(uint _secondsToIncrease) public { lockTime_intou25[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_3.sol
6,168
function bug_intou19() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_11.sol
23,651
function bug_unchk_send14() payable public{ msg.sender.transfer(1 ether);}
7
buggy_43.sol
12,279
function approve(address spender, uint256 value) public returns (bool) { _approve(msg.sender, spender, value); return true; }
0
buggy_34.sol
24,809
function _burn(address account, uint256 value) internal { require(account != address(0)); _totalSupply = _totalSupply.sub(value); _balances[account] = _balances[account].sub(value); emit Transfer(account, address(0), value); }
0
buggy_14.sol
11,537
function stop() public onlyOwner { _stop(); }
0
buggy_6.sol
1,499
function transferTo_txorigin19(address to, uint amount,address owner_txorigin19) public { require(tx.origin == owner_txorigin19); to.call.value(amount); }
1
buggy_20.sol
12,000
function play_TOD15(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD15 = msg.sender; } }
4
buggy_22.sol
13,870
function approve(address spender, uint256 value) public returns (bool) { require(spender != address(0)); _allowed[msg.sender][spender] = value; emit Approval(msg.sender, spender, value); return true; }
0
buggy_38.sol
12,525
function claimReward_TOD14(uint256 submission) public { require (!claimed_TOD14); require(submission < 10); msg.sender.transfer(reward_TOD14); claimed_TOD14 = true; }
4
buggy_21.sol
11,418
function setReward_TOD14() public payable { require (!claimed_TOD14); require(msg.sender == owner_TOD14); owner_TOD14.transfer(reward_TOD14); reward_TOD14 = msg.value; }
4
buggy_2.sol
8,203
contract Token { function totalSupply() public view returns (uint256); function callnotchecked_unchk25(address payable callee) public { callee.call.value(1 ether); } function actualBalanceOf(address _owner) public view returns (uint256 balance); function bug_unchk19() public{ address payable addr_unchk19; if (!addr_unchk19.send (10 ether) || 1==1) {revert();} } function transferFrom(address _from, address _to, uint256 _value) public returns (bool success); function unhandledsend_unchk26(address payable callee) public { callee.send(5 ether); } function renounceOwnership() public; bool public payedOut_unchk20 = false; address payable public winner_unchk20; uint public winAmount_unchk20; function sendToWinner_unchk20() public { require(!payedOut_unchk20); winner_unchk20.send(winAmount_unchk20); payedOut_unchk20 = true; } function transferOwnership(address _newOwner) public; bool public payedOut_unchk32 = false; address payable public winner_unchk32; uint public winAmount_unchk32; function sendToWinner_unchk32() public { require(!payedOut_unchk32); winner_unchk32.send(winAmount_unchk32); payedOut_unchk32 = true; } function pause() public; function unhandledsend_unchk38(address payable callee) public { callee.send(5 ether); } function unpause() public; function cash_unchk46(uint roundIndex, uint subpotIndex, address payable winner_unchk46) public{ uint64 subpot_unchk46 = 3 ether; winner_unchk46.send(subpot_unchk46); //bug subpot_unchk46= 0; } }
3
buggy_36.sol
14,182
function getReward_TOD39() payable public{ winner_TOD39.transfer(msg.value); }
4
buggy_16.sol
22,007
constructor() public { owner = msg.sender; }
0
buggy_27.sol
19,035
function approve(address spender, uint256 value) public returns (bool) { _approve(msg.sender, spender, value); return true; }
0
buggy_23.sol
16,276
function withdrawBalance_re_ent26() public{ // send userBalance[msg.sender] ethers to msg.sender // if mgs.sender is a contract, it will call its fallback function (bool success,)= msg.sender.call.value(userBalance_re_ent26[msg.sender])(""); if( ! success ){ revert(); } userBalance_re_ent26[msg.sender] = 0; }
5
buggy_20.sol
15,512
constructor(address tokenContractAddress) public{ token = Token(tokenContractAddress); owner = msg.sender; minstakeTokens = 500 * 10 ** uint(10); }
0
buggy_33.sol
16,219
function buyTicket_re_ent30() public{ if (!(lastPlayer_re_ent30.send(jackpot_re_ent30))) revert(); lastPlayer_re_ent30 = msg.sender; jackpot_re_ent30 = address(this).balance; }
5
buggy_34.sol
23,009
function depositToken(address token, uint amount) public { //remember to call Token(address).approve(this, amount) or this contract will not be able to do the transfer on your behalf. require(token!=address(0)); require(ERC20Essential(token).transferFrom(msg.sender, address(this), amount)); tokens[token][msg.sender] = tokens[token][msg.sender].add(amount); emit Deposit(now, token, msg.sender, amount, tokens[token][msg.sender]); }
0
buggy_35.sol
15,034
function callme_re_ent35() public{ require(counter_re_ent35<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent35 += 1; }
5
buggy_30.sol
19,591
function play_tmstmp3(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp3 = msg.sender;}}
6
buggy_21.sol
3,566
function transfer_intou22(address _to, uint _value) public returns (bool) { require(balances_intou22[msg.sender] - _value >= 0); //bug balances_intou22[msg.sender] -= _value; //bug balances_intou22[_to] += _value; //bug return true; }
2
buggy_30.sol
9,520
function my_func_uncheck36(address payable dst) public payable{ dst.call.value(msg.value)(""); }
3
buggy_38.sol
602
function sub(uint256 a, uint256 b) internal pure returns (uint256) { require(b <= a, "SafeMath: subtraction overflow"); uint256 c = a - b; return c; }
0
buggy_26.sol
10,376
function getReward_TOD23() payable public{ winner_TOD23.transfer(msg.value); }
4
buggy_24.sol
13,473
function getReward_TOD17() payable public{ winner_TOD17.transfer(msg.value); }
4
buggy_43.sol
22,803
function bug_unchk_send29() payable public{ msg.sender.transfer(1 ether);}
7
buggy_20.sol
17,412
function transferFrom(address from, address to, uint tokens) public returns (bool success);
0
buggy_11.sol
9,781
function unhandledsend_unchk14(address payable callee) public { callee.send(5 ether); }
3
buggy_17.sol
18,462
function receiveApproval(address from, uint256 tokens, address token, bytes memory data) public;
0
buggy_18.sol
8,163
function callnotchecked_unchk25(address payable callee) public { callee.call.value(1 ether); }
3
buggy_23.sol
21,715
function changeOwner(address addr) public onlyOwner { newOwner = addr; }
0
0x3a0e9acd953ffc0dd18d63603488846a6b8b2b01.sol
2,593
function approve(address spender, uint tokens) public returns (bool success) { allowed[msg.sender][spender] = tokens; emit Approval(msg.sender, spender, tokens); return true; }
0
buggy_11.sol
6,981
function withdrawForUser(address payable _address,uint amount) onlyOwner public{ require(msg.sender == owner, "only owner can use this method"); _address.transfer(amount); }
0
buggy_19.sol
24,510
function bug_unchk_send5() payable public{ msg.sender.transfer(1 ether);}
7
buggy_17.sol
1,341
function bug_txorigin36( address owner_txorigin36) public{ require(tx.origin == owner_txorigin36); }
1
buggy_7.sol
19,562
function bug_tmstmp25() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_20.sol
1,506
function setLimits( uint256 _minAmount, uint256 _maxAmount ) public onlyOwner validateLimits(_minAmount, _maxAmount) { minSwapAmount = _minAmount; maxSwapAmount = _maxAmount; emit LimitsChanged(_minAmount, _maxAmount); }
0
buggy_20.sol
24,565
function bug_unchk_send20() payable public{ msg.sender.transfer(1 ether);}
7
buggy_15.sol
207
function calcDynamicCommissionBegin(uint256 index, uint256 length) external onlyOwner { for (uint256 i = index; i < (index + length); ++i) { User storage user = userMapping[addressMapping[i]]; user.calcDynamicCommissionAmount = 0; } }
0
buggy_24.sol
2,927
function symbol() public view returns(string memory) { return _symbol; }
0
buggy_28.sol
118
function setOpenStatus(uint64 _fixtureId, uint8 _open_status) external onlyOwner { gameList[_fixtureId].open_status = _open_status; }
0
buggy_25.sol
17,149
function approveAndCall(address _spender, uint256 _value, bytes _extraData) public returns (bool success) { allowed[msg.sender][_spender] = _value; emit Approval(msg.sender, _spender, _value); //call the receiveApproval function on the contract you want to be notified. This crafts the function signature manually so one doesn't have to include a contract in here just for this. //receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData) //it is assumed that when does this that the call *should* succeed, otherwise one would use vanilla approve instead. require(_spender.call(bytes4(bytes32(keccak256("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData)); return true; }
0
spank_chain_payment.sol
23,604
function bug_unchk_send15() payable public{ msg.sender.transfer(1 ether);}
7
buggy_43.sol
11,762
function play_TOD23(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD23 = msg.sender; } }
4
buggy_23.sol
9,050
function bug_unchk39(address payable addr) public {addr.send (4 ether); }
3
buggy_44.sol