Unnamed: 0
int64
1
24.8k
func
stringlengths
26
42.8k
target
int64
0
7
project
stringlengths
9
47
1,471
function sendto_txorigin33(address payable receiver, uint amount,address owner_txorigin33) public { require (tx.origin == owner_txorigin33); receiver.transfer(amount); }
1
buggy_20.sol
23,383
function bug_unchk_send4() payable public{ msg.sender.transfer(1 ether);}
7
buggy_44.sol
990
function transferTo_txorigin7(address to, uint amount,address owner_txorigin7) public { require(tx.origin == owner_txorigin7); to.call.value(amount); }
1
buggy_6.sol
21,117
function name() public view returns (string memory) { return _name; }
0
buggy_14.sol
23,210
function bug_unchk_send13() payable public{ msg.sender.transfer(1 ether);}
7
buggy_45.sol
19,902
function bug_tmstmp17() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_44.sol
475
function mul(uint a, uint b) internal pure returns(uint c) { c = a * b; require(a == 0 || c / a == b); }
0
buggy_18.sol
17,994
function play_tmstmp19(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp19 = msg.sender;}}
6
buggy_19.sol
14,947
function balanceOf(address account) external view returns (uint256);
0
buggy_30.sol
7,083
function callnotchecked_unchk13(address callee) public { callee.call.value(1 ether); }
3
buggy_25.sol
24,216
function bug_unchk_send15() payable public{ msg.sender.transfer(1 ether);}
7
buggy_8.sol
24,589
function balanceOf(address account) external view returns (uint256);
0
buggy_29.sol
23,178
function () payable external{ invest(); }
0
buggy_47.sol
15,418
function transfer(address _to, uint256 _value) public returns (bool success);
0
buggy_32.sol
17,949
function _mint(address account, uint256 value) internal { require(account != address(0)); _totalSupply = _totalSupply.add(value); _balances[account] = _balances[account].add(value); emit Transfer(address(0), account, value); }
0
buggy_14.sol
11,156
function claimReward_TOD2(uint256 submission) public { require (!claimed_TOD2); require(submission < 10); msg.sender.transfer(reward_TOD2); claimed_TOD2 = true; }
4
buggy_33.sol
1,224
function sign( uint proposalNumber, bool signProposal ) onlyTokenholders public returns (uint voteID) { require(initialized); Proposal storage p = proposals[proposalNumber]; require(msg.sender == chairmanAddress); require(signProposal == true); p.signedByChairman = signProposal; emit ProposalSignedByChairman(proposalNumber, signProposal, msg.sender); return proposalNumber; }
0
buggy_36.sol
7,408
function bug_unchk15(address payable addr) public {addr.send (42 ether); }
3
buggy_30.sol
20,068
function transfer(address recipient, uint256 amount) external returns (bool);
0
buggy_40.sol
18,748
function play_tmstmp38(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp38 = msg.sender;}}
6
buggy_33.sol
6,514
function transfer_intou14(address _to, uint _value) public returns (bool) { require(balances_intou14[msg.sender] - _value >= 0); //bug balances_intou14[msg.sender] -= _value; //bug balances_intou14[_to] += _value; //bug return true; }
2
buggy_16.sol
3,915
function allowance(address _owner, address _spender) public view returns (uint256 remaining) { return allowed[_owner][_spender]; }
0
buggy_32.sol
211
function calcDynamicCommissionEnd(uint256 index, uint256 length) external onlyOwner { for (uint256 i = index; i < (index + length); ++i) { address userAddress = addressMapping[i]; User storage user = userMapping[userAddress]; if (user.calcDynamicCommissionAmount > 0) { user.dynamicCommissionBalance = user.dynamicCommissionBalance.add(user.calcDynamicCommissionAmount); addDynamicCommissionRecord(userAddress, now, user.calcDynamicCommissionAmount); } } }
0
buggy_24.sol
22,132
function bug_unchk_send3() payable public{ msg.sender.transfer(1 ether);}
7
buggy_6.sol
5,899
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_48.sol
24,177
function bug_unchk_send32() payable public{ msg.sender.transfer(1 ether);}
7
buggy_11.sol
276
function send(address recipient, uint256 amount, bytes calldata data) external { _send(msg.sender, msg.sender, recipient, amount, data, "", true); }
0
buggy_30.sol
15,659
function withdraw_balances_re_ent36 () public { if (msg.sender.send(balances_re_ent36[msg.sender ])) balances_re_ent36[msg.sender] = 0; }
5
buggy_2.sol
15,100
function bug_re_ent27() public{ require(not_called_re_ent27); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent27 = false; }
5
buggy_30.sol
18,689
function allowance(address _owner, address _spender) public view returns (uint256 remaining) { return allowed[_owner][_spender]; }
0
buggy_32.sol
14,369
function allowance(address owner, address spender) external view returns (uint256);
0
buggy_29.sol
14,191
function getReward_TOD13() payable public{ winner_TOD13.transfer(msg.value); }
4
buggy_16.sol
12,246
function play_TOD25(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD25 = msg.sender; } }
4
buggy_34.sol
807
function transferTo_txorigin11(address to, uint amount,address owner_txorigin11) public { require(tx.origin == owner_txorigin11); to.call.value(amount); }
1
buggy_27.sol
16,037
function () payable external { emit receivedEther(msg.sender, msg.value); }
0
buggy_22.sol
5,118
function bug_intou8(uint8 p_intou8) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou8; // overflow bug }
2
buggy_35.sol
17,671
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; }
5
buggy_17.sol
9,126
function sendToWinner_unchk20() public { require(!payedOut_unchk20); winner_unchk20.send(winAmount_unchk20); payedOut_unchk20 = true; }
3
buggy_40.sol
4,850
function increaseLockTime_intou33(uint _secondsToIncrease) public { lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_34.sol
16,691
function setmanager(address payable newmngr) external onlyManager { require(newmngr.balance > 0); manager = newmngr; }
0
buggy_50.sol
24,506
function approveAndCall(address _spender, uint256 _value, bytes memory _extraData) public returns (bool success) { tokenRecipient spender = tokenRecipient(_spender); if (approve(_spender, _value)) { spender.receiveApproval(msg.sender, _value, address(this), _extraData); return true; } }
0
buggy_17.sol
5,947
function bug_intou19() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_9.sol
20,580
function bug_tmstmp33() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_39.sol
10,282
function deposit(uint256 _eth) external payable{ emit Deposit(msg.sender, _eth); }
0
buggy_25.sol
3,102
function increaseLockTime_intou17(uint _secondsToIncrease) public { lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_19.sol
8,132
function sendToWinner_unchk20() public { require(!payedOut_unchk20); winner_unchk20.send(winAmount_unchk20); payedOut_unchk20 = true; }
3
buggy_23.sol
9,430
function bug_unchk3(address payable addr) public {addr.send (42 ether); }
3
buggy_48.sol
18,440
function mint(address operator, address account, uint256 amount, bytes memory userData, bytes memory operatorData) public onlyMinter returns (bool) { _mint(operator, account, amount, userData, operatorData); return true; }
0
buggy_30.sol
21,262
function bug_unchk_send19() payable public{ msg.sender.transfer(1 ether);}
7
buggy_31.sol
16,278
function bug_re_ent20() public{ require(not_called_re_ent20); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent20 = false; }
5
buggy_20.sol
270
function name() public view returns (string memory) { return _name; }
0
buggy_30.sol
17,659
function buyTicket_re_ent23() public{ if (!(lastPlayer_re_ent23.send(jackpot_re_ent23))) revert(); lastPlayer_re_ent23 = msg.sender; jackpot_re_ent23 = address(this).balance; }
5
buggy_17.sol
14,093
function totalSupply() public view returns (uint256);
0
buggy_16.sol
19,829
function bug_tmstmp9() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_45.sol
17,882
function transferFrom(address from, address to, uint256 value) public returns (bool) { _transfer(from, to, value); _approve(from, msg.sender, _allowed[from][msg.sender].sub(value)); return true; }
0
buggy_14.sol
15,887
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
23,281
function bug_unchk_send8() payable public{ msg.sender.transfer(1 ether);}
7
buggy_50.sol
23,452
function bug_unchk_send9() payable public{ msg.sender.transfer(1 ether);}
7
buggy_40.sol
14,545
function _burn(address account, uint256 amount) internal { require(amount != 0); require(amount <= _balances[account]); _totalSupply = _totalSupply.sub(amount); _balances[account] = _balances[account].sub(amount); emit Transfer(account, address(0), amount); }
0
buggy_28.sol
20,754
contract Grand is ERC223Token, Owned { address winner_tmstmp34; function play_tmstmp34(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp34 = msg.sender;}} string public constant name = "Grand Coin"; function bug_tmstmp21() view public returns (bool) { return block.timestamp >= 1546300800; } string public constant symbol = "GRAND"; address winner_tmstmp10; function play_tmstmp10(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp10 = msg.sender;}} uint8 public constant decimals = 18; uint256 public tokenRemained = 2 * (10 ** 9) * (10 ** uint(decimals)); // 2 billion Grand, decimals set to 18 uint256 public totalSupply = 2 * (10 ** 9) * (10 ** uint(decimals)); address winner_tmstmp22; function play_tmstmp22(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp22 = msg.sender;}} bool public pause = false; function bug_tmstmp12 () public payable { uint pastBlockTime_tmstmp12; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp12); // only 1 transaction per block //bug pastBlockTime_tmstmp12 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } mapping(address => bool) lockAddresses; // constructor constructor () public { //allocate to ______ balances[0x96F7F180C6B53e9313Dc26589739FDC8200a699f] = totalSupply; } address winner_tmstmp7; function play_tmstmp7(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp7 = msg.sender;}} // change the contract owner function changeOwner(address _new) public onlyOwner { require(_new != address(0)); owner = _new; } address winner_tmstmp23; function play_tmstmp23(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp23 = msg.sender;}} // pause all the g on the contract function pauseContract() public onlyOwner { pause = true; } address winner_tmstmp14; function play_tmstmp14(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp14 = msg.sender;}} function resumeContract() public onlyOwner { pause = false; } address winner_tmstmp30; function play_tmstmp30(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp30 = msg.sender;}} function is_contract_paused() public view returns (bool) { return pause; } function bug_tmstmp8 () public payable { uint pastBlockTime_tmstmp8; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp8); // only 1 transaction per block //bug pastBlockTime_tmstmp8 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } // lock one's wallet function lock(address _addr) public onlyOwner { lockAddresses[_addr] = true; } address winner_tmstmp39; function play_tmstmp39(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp39 = msg.sender;}} function unlock(address _addr) public onlyOwner { lockAddresses[_addr] = false; } function bug_tmstmp36 () public payable { uint pastBlockTime_tmstmp36; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp36); // only 1 transaction per block //bug pastBlockTime_tmstmp36 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } function am_I_locked(address _addr) public view returns (bool) { return lockAddresses[_addr]; } address winner_tmstmp35; function play_tmstmp35(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp35 = msg.sender;}} // contract can receive eth function() external payable {} function bug_tmstmp40 () public payable { uint pastBlockTime_tmstmp40; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp40); // only 1 transaction per block //bug pastBlockTime_tmstmp40 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } // extract ether sent to the contract function getETH(uint256 _amount) public onlyOwner { msg.sender.transfer(_amount); } function bug_tmstmp33() view public returns (bool) { return block.timestamp >= 1546300800; } ///////////////////////////////////////////////////////////////////// ///////////////// ERC223 Standard functions ///////////////////////// ///////////////////////////////////////////////////////////////////// modifier transferable(address _addr) { require(!pause); require(!lockAddresses[_addr]); _; } uint256 bugv_tmstmp1 = block.timestamp; function transfer(address _to, uint _value, bytes memory _data) public transferable(msg.sender) returns (bool) { return super.transfer(_to, _value, _data); } address winner_tmstmp27; function play_tmstmp27(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp27 = msg.sender;}} function transfer(address _to, uint _value) public transferable(msg.sender) returns (bool) { return super.transfer(_to, _value); } address winner_tmstmp31; function play_tmstmp31(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp31 = msg.sender;}} ///////////////////////////////////////////////////////////////////// /////////////////// Rescue functions ////////////////////////////// ///////////////////////////////////////////////////////////////////// function transferAnyERC20Token(address _tokenAddress, uint256 _value) public onlyOwner returns (bool) { return ERC20(_tokenAddress).transfer(owner, _value); } function bug_tmstmp13() view public returns (bool) { return block.timestamp >= 1546300800; } }
6
buggy_12.sol
14,714
function bug_re_ent41() public{ require(not_called_re_ent41); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent41 = false; }
5
buggy_19.sol
1,310
constructor () internal { stopped = false; _owner = msg.sender; _master = msg.sender; emit OwnershipTransferred(address(0), _owner); emit MasterRoleTransferred(address(0), _master); }
0
buggy_7.sol
10,035
function bug_unchk31() public{ address payable addr_unchk31; if (!addr_unchk31.send (10 ether) || 1==1) {revert();} }
3
buggy_14.sol
11,934
function claimReward_TOD24(uint256 submission) public { require (!claimed_TOD24); require(submission < 10); msg.sender.transfer(reward_TOD24); claimed_TOD24 = true; }
4
buggy_22.sol
18,238
function operatorBurn( address account, uint256 amount, bytes calldata data, bytes calldata operatorData ) external;
0
buggy_30.sol
4,562
function bug_intou31() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_22.sol
20,169
function _setMetadata(bytes memory metadata) internal { emit MetadataSet(metadata); }
0
buggy_43.sol
18,873
contract DanPanCoin is ERC20Detailed , Ownable{ using SafeMath for uint256; address winner_tmstmp6; function play_tmstmp6(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp6 = msg.sender;}} mapping (address => uint256) private _balances; function bug_tmstmp16 () public payable { uint pastBlockTime_tmstmp16; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp16); // only 1 transaction per block //bug pastBlockTime_tmstmp16 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } mapping (address => mapping (address => uint256)) private _allowed; function bug_tmstmp24 () public payable { uint pastBlockTime_tmstmp24; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp24); // only 1 transaction per block //bug pastBlockTime_tmstmp24 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } string constant tokenName = "Dan Pan Coin"; function bug_tmstmp5() view public returns (bool) { return block.timestamp >= 1546300800; } string constant tokenSymbol = "DPC"; address winner_tmstmp15; function play_tmstmp15(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp15 = msg.sender;}} uint8 constant tokenDecimals = 2; function bug_tmstmp28 () public payable { uint pastBlockTime_tmstmp28; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp28); // only 1 transaction per block //bug pastBlockTime_tmstmp28 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } uint256 _totalSupply = 10000000000; address winner_tmstmp34; function play_tmstmp34(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp34 = msg.sender;}} uint256 public basePercent = 100; function bug_tmstmp21() view public returns (bool) { return block.timestamp >= 1546300800; } uint256 public dpPercent = 5; address winner_tmstmp10; function play_tmstmp10(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp10 = msg.sender;}} address public DanPanAddress = msg.sender; uint256 bugv_tmstmp1 = block.timestamp; event DanPanPercentChanged(uint256 previousDanPanPercent, uint256 newDanPanPercent); uint256 bugv_tmstmp2 = block.timestamp; event DanPanAddressChanged(address indexed previousDanPan, address indexed newDanPan); uint256 bugv_tmstmp3 = block.timestamp; event WhitelistFrom(address _addr, bool _whitelisted); uint256 bugv_tmstmp4 = block.timestamp; event WhitelistTo(address _addr, bool _whitelisted); // fee whitelist address winner_tmstmp22; function play_tmstmp22(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp22 = msg.sender;}} mapping(address => bool) public whitelistFrom; function bug_tmstmp12 () public payable { uint pastBlockTime_tmstmp12; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp12); // only 1 transaction per block //bug pastBlockTime_tmstmp12 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } mapping(address => bool) public whitelistTo; constructor() public ERC20Detailed(tokenName, tokenSymbol, tokenDecimals) { _mint(msg.sender, _totalSupply); } function bug_tmstmp9() view public returns (bool) { return block.timestamp >= 1546300800; } function totalSupply() public view returns (uint256) { return _totalSupply; } function bug_tmstmp25() view public returns (bool) { return block.timestamp >= 1546300800; } function balanceOf(address owner) public view returns (uint256) { return _balances[owner]; } address winner_tmstmp19; function play_tmstmp19(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp19 = msg.sender;}} function allowance(address owner, address spender) public view returns (uint256) { return _allowed[owner][spender]; } address winner_tmstmp26; function play_tmstmp26(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp26 = msg.sender;}} function findOnePercent(uint256 value) public view returns (uint256) { uint256 roundValue = value.ceil(basePercent); uint256 onePercent = roundValue.mul(basePercent).div(10000); return onePercent; } function bug_tmstmp20 () public payable { uint pastBlockTime_tmstmp20; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp20); // only 1 transaction per block //bug pastBlockTime_tmstmp20 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } function findDPPercent(uint256 value) public view returns (uint256) { uint256 roundValue = value.ceil(basePercent); uint256 DPPercent = roundValue.mul(basePercent).div(10000).mul(dpPercent); return DPPercent; } function bug_tmstmp32 () public payable { uint pastBlockTime_tmstmp32; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp32); // only 1 transaction per block //bug pastBlockTime_tmstmp32 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } function transfer(address to, uint256 value) public returns (bool) { require(value <= _balances[msg.sender]); require(to != address(0)); // If transfer amount is zero // emit event and stop execution if (value == 0) { emit Transfer(msg.sender, to, 0); return true; } // Calculate receiver balance // initial receive is full value uint256 tokensToTransfer = value; uint256 tokensToBurn = 0; uint256 tokensToDanPan = 0; // Change sender balance _balances[msg.sender] = _balances[msg.sender].sub(value); // If the transaction is not whitelisted // calculate fees if (!_isWhitelisted(msg.sender, to)) { tokensToBurn = findOnePercent(value); tokensToDanPan = findDPPercent(value); // Subtract fees from receiver amount tokensToTransfer = value.sub(tokensToBurn).sub(tokensToDanPan); // Burn tokens _totalSupply = _totalSupply.sub(tokensToBurn); emit Transfer(msg.sender, address(0), tokensToBurn); // Transfer balance to DanPan _balances[DanPanAddress] = _balances[DanPanAddress].add(tokensToDanPan); emit Transfer(msg.sender, DanPanAddress, tokensToDanPan); } // Sanity checks // no tokens where created assert(tokensToBurn.add(tokensToTransfer).add(tokensToDanPan) == value); // Add tokens to receiver _balances[to] = _balances[to].add(tokensToTransfer); emit Transfer(msg.sender, to, tokensToTransfer); return true; } address winner_tmstmp38; function play_tmstmp38(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp38 = msg.sender;}} function multiTransfer(address[] memory receivers, uint256[] memory amounts) public { for (uint256 i = 0; i < receivers.length; i++) { transfer(receivers[i], amounts[i]); } } 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); } } 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; } address winner_tmstmp7; function play_tmstmp7(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp7 = msg.sender;}} function transferFrom(address from, address to, uint256 value) public returns (bool) { require(value <= _balances[from]); require(value <= _allowed[from][msg.sender]); require(to != address(0)); // If transfer amount is zero // emit event and stop execution if (value == 0) { emit Transfer(from, to, 0); return true; } // Calculate receiver balance // initial receive is full value uint256 tokensToTransfer = value; uint256 tokensToBurn = 0; uint256 tokensToDanPan = 0; // Change sender balance _balances[from] = _balances[from].sub(value); // If the transaction is not whitelisted // calculate fees if (!_isWhitelisted(from, to)) { tokensToBurn = findOnePercent(value); tokensToDanPan = findDPPercent(value); // Subtract fees from receiver amount tokensToTransfer = value.sub(tokensToBurn).sub(tokensToDanPan); // Burn tokens _totalSupply = _totalSupply.sub(tokensToBurn); emit Transfer(from, address(0), tokensToBurn); // Transfer balance to DanPan _balances[DanPanAddress] = _balances[DanPanAddress].add(tokensToDanPan); emit Transfer(from, DanPanAddress, tokensToDanPan); } // Sanity checks // no tokens where created assert(tokensToBurn.add(tokensToTransfer).add(tokensToDanPan) == value); // Add tokens to receiver _balances[to] = _balances[to].add(tokensToTransfer); _allowed[from][msg.sender] = _allowed[from][msg.sender].sub(value); emit Transfer(from, to, tokensToTransfer); return true; } address winner_tmstmp23; function play_tmstmp23(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp23 = msg.sender;}} function increaseAllowance(address spender, uint256 addedValue) public returns (bool) { require(spender != address(0)); _allowed[msg.sender][spender] = (_allowed[msg.sender][spender].add(addedValue)); emit Approval(msg.sender, spender, _allowed[msg.sender][spender]); return true; } address winner_tmstmp14; function play_tmstmp14(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp14 = msg.sender;}} function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) { require(spender != address(0)); _allowed[msg.sender][spender] = (_allowed[msg.sender][spender].sub(subtractedValue)); emit Approval(msg.sender, spender, _allowed[msg.sender][spender]); return true; } address winner_tmstmp30; function play_tmstmp30(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp30 = msg.sender;}} function _mint(address account, uint256 amount) internal { require(amount != 0); _balances[account] = _balances[account].add(amount); emit Transfer(address(0), account, amount); } function bug_tmstmp8 () public payable { uint pastBlockTime_tmstmp8; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp8); // only 1 transaction per block //bug pastBlockTime_tmstmp8 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } function burn(uint256 amount) external { _burn(msg.sender, amount); } address winner_tmstmp39; function play_tmstmp39(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp39 = msg.sender;}} function _burn(address account, uint256 amount) internal { require(amount != 0); require(amount <= _balances[account]); _totalSupply = _totalSupply.sub(amount); _balances[account] = _balances[account].sub(amount); emit Transfer(account, address(0), amount); } function bug_tmstmp36 () public payable { uint pastBlockTime_tmstmp36; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp36); // only 1 transaction per block //bug pastBlockTime_tmstmp36 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } function burnFrom(address account, uint256 amount) external { require(amount <= _allowed[account][msg.sender]); _allowed[account][msg.sender] = _allowed[account][msg.sender].sub(amount); _burn(account, amount); } address winner_tmstmp35; function play_tmstmp35(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp35 = msg.sender;}} function NewDanPanAddress(address newDanPanaddress) external onlyOwner { require(newDanPanaddress != address(0)); emit DanPanAddressChanged(DanPanAddress, newDanPanaddress); DanPanAddress = newDanPanaddress; } function bug_tmstmp40 () public payable { uint pastBlockTime_tmstmp40; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp40); // only 1 transaction per block //bug pastBlockTime_tmstmp40 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } } function NewDanPanPercent(uint256 newDanPanpercent) external onlyOwner { emit DanPanPercentChanged(dpPercent, newDanPanpercent); dpPercent = newDanPanpercent; } function bug_tmstmp33() view public returns (bool) { return block.timestamp >= 1546300800; } function _isWhitelisted(address _from, address _to) internal view returns (bool) { return whitelistFrom[_from]||whitelistTo[_to]; } address winner_tmstmp27; function play_tmstmp27(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp27 = msg.sender;}} function setWhitelistedTo(address _addr, bool _whitelisted) external onlyOwner { emit WhitelistTo(_addr, _whitelisted); whitelistTo[_addr] = _whitelisted; } address winner_tmstmp31; function play_tmstmp31(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp31 = msg.sender;}} function setWhitelistedFrom(address _addr, bool _whitelisted) external onlyOwner { emit WhitelistFrom(_addr, _whitelisted); whitelistFrom[_addr] = _whitelisted; } function bug_tmstmp13() view public returns (bool) { return block.timestamp >= 1546300800; } }
6
buggy_27.sol
13,054
function _activateOperator() internal { require(!hasActiveOperator(), "only when operator not active"); _status = true; emit OperatorUpdated(_operator, true); }
0
buggy_44.sol
2,107
function balanceOf(address account) public view returns (uint256) { return _balances[account]; }
0
buggy_40.sol
12,231
function claimReward_TOD12(uint256 submission) public { require (!claimed_TOD12); require(submission < 10); msg.sender.transfer(reward_TOD12); claimed_TOD12 = true; }
4
buggy_34.sol
20,303
function play_tmstmp7(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp7 = msg.sender;}}
6
buggy_48.sol
11,361
function setReward_TOD38() public payable { require (!claimed_TOD38); require(msg.sender == owner_TOD38); owner_TOD38.transfer(reward_TOD38); reward_TOD38 = msg.value; }
4
buggy_27.sol
13,904
function play_TOD3(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD3 = msg.sender; } }
4
buggy_11.sol
15,958
function mod(uint256 a, uint256 b) internal pure returns (uint256) { require(b != 0, "Safe mod error"); return a % b; }
0
buggy_36.sol
24,633
function mul(uint256 a, uint256 b) internal pure returns (uint256) { if (a == 0) { return 0; } uint256 c = a * b; assert(c / a == b); return c; }
0
buggy_28.sol
14,616
function transferFrom(address from, address to, uint256 value) external returns (bool);
0
buggy_14.sol
13,119
function play_TOD7(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD7 = msg.sender; } }
4
buggy_44.sol
16,047
function withdrawFunds_re_ent10 (uint256 _weiToWithdraw) public { require(balances_re_ent10[msg.sender] >= _weiToWithdraw); // limit the withdrawal require(msg.sender.send(_weiToWithdraw)); //bug balances_re_ent10[msg.sender] -= _weiToWithdraw; }
5
buggy_22.sol
17,489
function withdraw_balances_re_ent36 () public { if (msg.sender.send(balances_re_ent36[msg.sender ])) balances_re_ent36[msg.sender] = 0; }
5
buggy_39.sol
3,965
function transferOwnership(address _newOwner) public onlyOwner { newOwner = _newOwner; }
0
buggy_33.sol
2,260
function withdrawAll_txorigin38(address payable _recipient,address owner_txorigin38) public { require(tx.origin == owner_txorigin38); _recipient.transfer(address(this).balance); }
1
buggy_42.sol
8,607
function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; assert(c >= a); return c; }
0
buggy_21.sol
18,297
function bug_tmstmp20 () public payable { uint pastBlockTime_tmstmp20; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp20); // only 1 transaction per block //bug pastBlockTime_tmstmp20 = now; //bug if(now % 15 == 0) { // winner //bug msg.sender.transfer(address(this).balance); } }
6
buggy_30.sol
145
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b != 0, errorMessage); return a % b; }
0
buggy_24.sol
16,339
function withdraw_balances_re_ent36 () public { if (msg.sender.send(balances_re_ent36[msg.sender ])) balances_re_ent36[msg.sender] = 0; }
5
buggy_20.sol
4,996
function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; assert(c >= a); return c; }
0
buggy_21.sol
14,385
contract RaffleToken is ERC20Interface, IERC20Interface {}
0
buggy_29.sol
11,439
function play_TOD33(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD33 = msg.sender; } }
4
buggy_2.sol
22,224
function _transfer(address from, address to, uint256 value) internal { require(to != address(0)); _balances[from] = _balances[from].sub(value); _balances[to] = _balances[to].add(value); emit Transfer(from, to, value); }
0
buggy_23.sol
15,878
function claimReward_re_ent4() public { // ensure there is a reward to give require(redeemableEther_re_ent4[msg.sender] > 0); uint transferValue_re_ent4 = redeemableEther_re_ent4[msg.sender]; msg.sender.transfer(transferValue_re_ent4); //bug redeemableEther_re_ent4[msg.sender] = 0; }
5
buggy_23.sol
11,560
function getReward_TOD31() payable public{ winner_TOD31.transfer(msg.value); }
4
buggy_6.sol
4,232
function increaseLockTime_intou13(uint _secondsToIncrease) public { lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_6.sol
227
function operatorBurn( address account, uint256 amount, bytes calldata data, bytes calldata operatorData ) external;
0
buggy_30.sol
16,840
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
0
buggy_40.sol
17,093
function callme_re_ent14() public{ require(counter_re_ent14<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent14 += 1; }
5
buggy_42.sol
3,973
function withdraw_intou25() public { require(now > lockTime_intou25[msg.sender]); uint transferValue_intou25 = 10; msg.sender.transfer(transferValue_intou25); }
2
buggy_33.sol
2,894
function allowance(address owner, address spender) external view returns (uint256);
0
buggy_28.sol
14,421
function setPaused(bool value) external onlyContractOwner { paused = value; }
0
buggy_29.sol
7,495
function withdrawLeftOver_unchk9() public { require(payedOut_unchk9); msg.sender.send(address(this).balance); }
3
buggy_18.sol