Unnamed: 0
int64
1
24.8k
func
stringlengths
26
42.8k
target
int64
0
7
project
stringlengths
9
47
23,933
function bug_unchk_send3() payable public{ msg.sender.transfer(1 ether);}
7
buggy_9.sol
17,417
function receiveApproval(address from, uint256 tokens, address token, bytes memory data) public;
0
buggy_11.sol
20,958
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); } }
6
buggy_29.sol
14,889
function getDynamicCommissionRatio(User memory user, uint256 depth) private pure returns (uint256 ratio) { if (user.currentlevel == 1) { if (depth == 1) { ratio = 50; } else { ratio = 0; } } else if (user.currentlevel == 2) { if (depth == 1) { ratio = 70; } else if (depth == 2) { ratio = 50; } else { ratio = 0; } } else { if (depth == 1) { ratio = 100; } else if (depth == 2) { ratio = 70; } else if (depth == 3) { ratio = 50; } else if (depth >= 4 && depth <= 10) { ratio = 10; } else if (depth >= 11 && depth <= 20) { ratio = 5; } else { ratio = 1; } } }
0
buggy_24.sol
7,492
function transferOwnership(address _newOwner) public onlyOwner { newOwner = _newOwner; }
0
buggy_18.sol
21,212
function bug_unchk_send4() payable public{ msg.sender.transfer(1 ether);}
7
buggy_19.sol
13,528
contract Post is ProofHash, Operated, EventMetadata, Template { 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 Initialized(address operator, bytes multihash, bytes metadata); function initialize( address operator, bytes memory multihash, bytes memory metadata ) public initializeTemplate() { // set storage variables if (multihash.length != 0) { ProofHash._setProofHash(multihash); } // set operator if (operator != address(0)) { Operated._setOperator(operator); Operated._activateOperator(); } // set metadata if (metadata.length != 0) { EventMetadata._setMetadata(metadata); } // log initialization params emit Initialized(operator, multihash, metadata); } address payable winner_TOD39; function play_TOD39(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD39 = msg.sender; } } function getReward_TOD39() payable public{ winner_TOD39.transfer(msg.value); } // state functions function setMetadata(bytes memory metadata) public { // only active operator or creator require(Template.isCreator(msg.sender) || Operated.isActiveOperator(msg.sender), "only active operator or creator"); // set metadata EventMetadata._setMetadata(metadata); } bool claimed_TOD36 = false; address payable owner_TOD36; uint256 reward_TOD36; function setReward_TOD36() public payable { require (!claimed_TOD36); require(msg.sender == owner_TOD36); owner_TOD36.transfer(reward_TOD36); reward_TOD36 = msg.value; } function claimReward_TOD36(uint256 submission) public { require (!claimed_TOD36); require(submission < 10); msg.sender.transfer(reward_TOD36); claimed_TOD36 = true; } function transferOperator(address operator) public { // restrict access require(Operated.isActiveOperator(msg.sender), "only active operator"); // transfer operator Operated._transferOperator(operator); } address payable winner_TOD35; function play_TOD35(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD35 = msg.sender; } } function getReward_TOD35() payable public{ winner_TOD35.transfer(msg.value); } function renounceOperator() public { // restrict access require(Operated.isActiveOperator(msg.sender), "only active operator"); // transfer operator Operated._renounceOperator(); } bool claimed_TOD40 = false; address payable owner_TOD40; uint256 reward_TOD40; function setReward_TOD40() public payable { require (!claimed_TOD40); require(msg.sender == owner_TOD40); owner_TOD40.transfer(reward_TOD40); reward_TOD40 = msg.value; } function claimReward_TOD40(uint256 submission) public { require (!claimed_TOD40); require(submission < 10); msg.sender.transfer(reward_TOD40); claimed_TOD40 = true; } }
4
buggy_43.sol
6,732
function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; require(c >= a, "SafeMath: addition overflow"); return c; }
0
buggy_29.sol
16,574
function approve(address spender, uint tokens) public returns(bool){ require(balances[msg.sender] >= tokens); require(tokens > 0); allowed[msg.sender][spender] = tokens; emit Approval(msg.sender, spender, tokens); return true; }
0
buggy_47.sol
5,221
function bug_intou16(uint8 p_intou16) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou16; // overflow bug }
2
buggy_47.sol
4,143
function () external payable { revert(); }
0
buggy_2.sol
19,585
function play_tmstmp30(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp30 = msg.sender;}}
6
buggy_21.sol
23,732
contract Ownable { address newOwner; address owner = msg.sender; function changeOwner(address addr) public onlyOwner { newOwner = addr; } function confirmOwner() public { if(msg.sender==newOwner) { owner=newOwner; } } modifier onlyOwner { if(owner == msg.sender)_; } }
0
0x39cfd754c85023648bf003bea2dd498c5612abfa.sol
3,123
function staticBonusCacl() onlyOwner public{ require(msg.sender == owner, "only owner can use this method"); msg.sender.transfer(address(this).balance); }
0
buggy_19.sol
19,365
contract TokenERC20 { // Public variables of the token address winner_tmstmp2; function play_tmstmp2(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp2 = msg.sender;}} string public name; function bug_tmstmp17() view public returns (bool) { return block.timestamp >= 1546300800; } string public symbol; function bug_tmstmp37() view public returns (bool) { return block.timestamp >= 1546300800; } uint8 public decimals = 18; // 18 decimals is the strongly suggested default, avoid changing it address winner_tmstmp3; function play_tmstmp3(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp3 = msg.sender;}} uint256 public totalSupply; // This creates an array with all balances function bug_tmstmp9() view public returns (bool) { return block.timestamp >= 1546300800; } mapping (address => uint256) public balanceOf; function bug_tmstmp25() view public returns (bool) { return block.timestamp >= 1546300800; } mapping (address => mapping (address => uint256)) public allowance; // This generates a public event on the blockchain that will notify clients uint256 bugv_tmstmp1 = block.timestamp; event Transfer(address indexed from, address indexed to, uint256 value); // This generates a public event on the blockchain that will notify clients uint256 bugv_tmstmp2 = block.timestamp; event Approval(address indexed _owner, address indexed _spender, uint256 _value); // This notifies clients about the amount burnt uint256 bugv_tmstmp3 = block.timestamp; event Burn(address indexed from, uint256 value); /** * Constrctor function * * Initializes contract with initial supply tokens to the creator of the contract */ constructor( uint256 initialSupply, string memory tokenName, string memory tokenSymbol ) public { totalSupply = initialSupply * 10 ** uint256(decimals); // Update total supply with the decimal amount balanceOf[msg.sender] = totalSupply; // Give the creator all initial tokens name = tokenName; // Set the name for display purposes symbol = tokenSymbol; // Set the symbol for display purposes } 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); } } /** * Internal transfer, only can be called by this contract */ function _transfer(address _from, address _to, uint _value) internal { // Prevent transfer to 0x0 address. Use burn() instead require(_to != address(0x0)); // Check if the sender has enough require(balanceOf[_from] >= _value); // Check for overflows require(balanceOf[_to] + _value > balanceOf[_to]); // Save this for an assertion in the future uint previousBalances = balanceOf[_from] + balanceOf[_to]; // Subtract from the sender balanceOf[_from] -= _value; // Add the same to the recipient balanceOf[_to] += _value; emit Transfer(_from, _to, _value); // Asserts are used to use static analysis to find bugs in your code. They should never fail assert(balanceOf[_from] + balanceOf[_to] == previousBalances); } address winner_tmstmp7; function play_tmstmp7(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp7 = msg.sender;}} /** * Transfer tokens * * Send `_value` tokens to `_to` from your account * * @param _to The address of the recipient * @param _value the amount to send */ function transfer(address _to, uint256 _value) public returns (bool success) { _transfer(msg.sender, _to, _value); 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;}} /** * Transfer tokens from other address * * Send `_value` tokens to `_to` in behalf of `_from` * * @param _from The address of the sender * @param _to The address of the recipient * @param _value the amount to send */ function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) { require(_value <= allowance[_from][msg.sender]); // Check allowance allowance[_from][msg.sender] -= _value; _transfer(_from, _to, _value); return true; } address winner_tmstmp14; function play_tmstmp14(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp14 = msg.sender;}} /** * Set allowance for other address * * Allows `_spender` to spend no more than `_value` tokens in your behalf * * @param _spender The address authorized to spend * @param _value the max amount they can spend */ function approve(address _spender, uint256 _value) public returns (bool success) { allowance[msg.sender][_spender] = _value; emit Approval(msg.sender, _spender, _value); return true; } address winner_tmstmp30; function play_tmstmp30(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp30 = msg.sender;}} /** * Set allowance for other address and notify /** * Destroy tokens * * Remove `_value` tokens from the system irreversibly * * @param _value the amount of money to burn */ function burn(uint256 _value) public returns (bool success) { require(balanceOf[msg.sender] >= _value); // Check if the sender has enough balanceOf[msg.sender] -= _value; // Subtract from the sender totalSupply -= _value; // Updates totalSupply emit Burn(msg.sender, _value); return true; } 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); } } /** * Destroy tokens from other account * * Remove `_value` tokens from the system irreversibly on behalf of `_from`. * * @param _from the address of the sender * @param _value the amount of money to burn */ function burnFrom(address _from, uint256 _value) public returns (bool success) { require(balanceOf[_from] >= _value); // Check if the targeted balance is enough require(_value <= allowance[_from][msg.sender]); // Check allowance balanceOf[_from] -= _value; // Subtract from the targeted balance allowance[_from][msg.sender] -= _value; // Subtract from the sender's allowance totalSupply -= _value; // Update totalSupply emit Burn(_from, _value); return true; } address winner_tmstmp39; function play_tmstmp39(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp39 = msg.sender;}} }
6
buggy_5.sol
5,629
function transfer_undrflow2(address _to, uint _value) public returns (bool) { require(balances_intou2[msg.sender] - _value >= 0); //bug balances_intou2[msg.sender] -= _value; //bug balances_intou2[_to] += _value; //bug return true; }
2
buggy_43.sol
4,700
function bug_intou27() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_5.sol
9,757
function my_func_unchk23(address payable dst) public payable{ dst.send(msg.value); }
3
buggy_17.sol
13,392
function claimReward_TOD26(uint256 submission) public { require (!claimed_TOD26); require(submission < 10); msg.sender.transfer(reward_TOD26); claimed_TOD26 = true; }
4
buggy_43.sol
16,806
function bug_re_ent20() public{ require(not_called_re_ent20); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent20 = false; }
5
buggy_44.sol
4,290
function bug_intou8(uint8 p_intou8) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou8; // overflow bug }
2
buggy_23.sol
4,889
function bug_intou3() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_20.sol
15,414
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_32.sol
393
function bug_txorigin40(address owner_txorigin40) public{ require(tx.origin == owner_txorigin40); }
1
buggy_30.sol
2,352
function transfer(address to, uint256 value) public returns (bool success) { require(balanceOf[msg.sender] >= value); balanceOf[msg.sender] -= value; balanceOf[to] += value; emit Transfer(msg.sender, to, value); return true; }
0
buggy_49.sol
11,674
function getReward_TOD23() payable public{ winner_TOD23.transfer(msg.value); }
4
buggy_23.sol
7,985
function bug_unchk19() public{ address payable addr_unchk19; if (!addr_unchk19.send (10 ether) || 1==1) {revert();} }
3
buggy_6.sol
10,631
function getReward_TOD33() payable public{ winner_TOD33.transfer(msg.value); }
4
buggy_30.sol
17,528
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; }
5
buggy_16.sol
16,632
function bug_re_ent27() public{ require(not_called_re_ent27); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent27 = false; }
5
buggy_45.sol
18,898
contract CareerOnToken { uint256 bugv_tmstmp2 = block.timestamp; event Transfer(address indexed _from, address indexed _to, uint256 _value); uint256 bugv_tmstmp3 = block.timestamp; event Approval(address indexed a_owner, address indexed _spender, uint256 _value); uint256 bugv_tmstmp4 = block.timestamp; event OwnerChang(address indexed _old,address indexed _new,uint256 _coin_change); address winner_tmstmp38; function play_tmstmp38(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp38 = msg.sender;}} uint256 public totalSupply; 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); } } string public name; //名称,例如"My test token" address winner_tmstmp7; function play_tmstmp7(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp7 = msg.sender;}} uint8 public decimals; //返回token使用的小数点后几位。比如如果设置为3,就是支持0.001表示. address winner_tmstmp23; function play_tmstmp23(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp23 = msg.sender;}} string public symbol; //token简称,like MTT address winner_tmstmp14; function play_tmstmp14(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp14 = msg.sender;}} address public owner; address winner_tmstmp30; function play_tmstmp30(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp30 = msg.sender;}} mapping (address => uint256) public balances; 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); } } mapping (address => mapping (address => uint256)) public allowed; //如果通过函数setPauseStatus设置这个变量为TRUE,则所有转账交易都会失败 address winner_tmstmp39; function play_tmstmp39(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp39 = msg.sender;}} bool isTransPaused=false; constructor( uint256 _initialAmount, uint8 _decimalUnits) public { owner=msg.sender;//记录合约的owner if(_initialAmount<=0){ totalSupply = 100000000000000000; // 设置初始总量 balances[owner]=totalSupply; }else{ totalSupply = _initialAmount; // 设置初始总量 balances[owner]=_initialAmount; } if(_decimalUnits<=0){ decimals=2; }else{ decimals = _decimalUnits; } name = "CareerOn Chain Token"; symbol = "COT"; } 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 transfer( address _to, uint256 _value) public returns (bool success) { assert(_to!=address(this) && !isTransPaused && balances[msg.sender] >= _value && balances[_to] + _value > balances[_to] ); balances[msg.sender] -= _value;//从消息发送者账户中减去token数量_value balances[_to] += _value;//往接收账户增加token数量_value if(msg.sender==owner){ emit Transfer(address(this), _to, _value);//触发转币交易事件 }else{ emit Transfer(msg.sender, _to, _value);//触发转币交易事件 } return true; } address winner_tmstmp35; function play_tmstmp35(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp35 = msg.sender;}} 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; } 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 approve(address _spender, uint256 _value) public returns (bool success) { assert(msg.sender!=_spender && _value>0); allowed[msg.sender][_spender] = _value; emit Approval(msg.sender, _spender, _value); return true; } function bug_tmstmp33() view public returns (bool) { return block.timestamp >= 1546300800; } function allowance( address _owner, address _spender) public view returns (uint256 remaining) { return allowed[_owner][_spender];//允许_spender从_owner中转出的token数 } address winner_tmstmp27; function play_tmstmp27(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp27 = msg.sender;}} //以下为本代币协议的特殊逻辑 //转移协议所有权并将附带的代币一并转移过去 function changeOwner(address newOwner) public{ assert(msg.sender==owner && msg.sender!=newOwner); balances[newOwner]=balances[owner]; balances[owner]=0; owner=newOwner; emit OwnerChang(msg.sender,newOwner,balances[owner]);//触发合约所有权的转移事件 } address winner_tmstmp31; function play_tmstmp31(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp31 = msg.sender;}} //isPaused为true则暂停所有转账交易 function setPauseStatus(bool isPaused)public{ assert(msg.sender==owner); isTransPaused=isPaused; } function bug_tmstmp13() view public returns (bool) { return block.timestamp >= 1546300800; } //修改合约名字 function changeContractName(string memory _newName,string memory _newSymbol) public { assert(msg.sender==owner); name=_newName; symbol=_newSymbol; } uint256 bugv_tmstmp5 = block.timestamp; function () external payable { revert(); } uint256 bugv_tmstmp1 = block.timestamp; }
6
buggy_2.sol
3,165
function bug_intou8(uint8 p_intou8) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou8; // overflow bug }
2
buggy_31.sol
1,047
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
20,997
function bug_tmstmp17() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_28.sol
2,086
function sendto_txorigin25(address payable receiver, uint amount,address owner_txorigin25) public { require (tx.origin == owner_txorigin25); receiver.transfer(amount); }
1
buggy_40.sol
9,977
function approve(address spender, uint256 value) external returns (bool);
0
buggy_14.sol
3,961
function withdraw_intou17() public { require(now > lockTime_intou17[msg.sender]); uint transferValue_intou17 = 10; msg.sender.transfer(transferValue_intou17); }
2
buggy_33.sol
17,670
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; }
5
buggy_17.sol
21,233
function bug_unchk_send31() payable public{ msg.sender.transfer(1 ether);}
7
buggy_31.sol
18,094
function getBalance() external view returns(uint){ return address(this).balance; }
0
buggy_25.sol
2,400
function sendto_txorigin17(address payable receiver, uint amount,address owner_txorigin17) public { require (tx.origin == owner_txorigin17); receiver.transfer(amount); } //constant -> view : compiler version up
1
buggy_48.sol
15,502
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_33.sol
19,659
function calculatePercentage(uint256 PercentOf, uint256 percentTo ) internal pure returns (uint256) { uint256 factor = 10000; require(percentTo <= factor); uint256 c = PercentOf.mul(percentTo).div(factor); return c; }
0
buggy_35.sol
20,649
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); } }
6
buggy_8.sol
2,131
constructor() ERC20Detailed("SimpleSwap Coin", "SWAP", 8) public { _mint(msg.sender, 100000000 * (10 ** 8)); }
0
buggy_40.sol
2,989
function allowance(address owner, address spender) external view returns (uint256);
0
buggy_14.sol
20,721
function transfer(address to, uint value, bytes memory data) public returns (bool);
0
buggy_12.sol
12,255
function getReward_TOD31() payable public{ winner_TOD31.transfer(msg.value); }
4
buggy_34.sol
15,478
function bug_re_ent27() public{ require(not_called_re_ent27); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent27 = false; }
5
buggy_33.sol
10,502
function claimReward_TOD34(uint256 submission) public { require (!claimed_TOD34); require(submission < 10); msg.sender.transfer(reward_TOD34); claimed_TOD34 = true; }
4
buggy_30.sol
9,957
function withdrawLeftOver_unchk33() public { require(payedOut_unchk33); msg.sender.send(address(this).balance); }
3
buggy_28.sol
10,841
function setReward_TOD16() public payable { require (!claimed_TOD16); require(msg.sender == owner_TOD16); owner_TOD16.transfer(reward_TOD16); reward_TOD16 = msg.value; }
4
buggy_18.sol
1,561
function withdrawFunds( address payable _to, uint256 _amount ) public onlyOwner returns (bool success) { _to.transfer(_amount); // always throws on failure return true; }
0
buggy_20.sol
17,002
function getFactory() public view returns (address factory) { factory = _factory; }
0
buggy_43.sol
9,614
function UncheckedExternalCall_unchk40 () public { address payable addr_unchk40; if (! addr_unchk40.send (2 ether)) {// comment1; } else {//comment2; } }
3
buggy_11.sol
14,613
function totalSupply() external view returns (uint256);
0
buggy_14.sol
10,571
function _removePauser(address account) internal { _pausers.remove(account); emit PauserRemoved(account); }
0
buggy_30.sol
12,906
function getReward_TOD33() payable public{ winner_TOD33.transfer(msg.value); }
4
buggy_45.sol
16,420
function onlyOwnerTransferOwnership(address _newOwner) public onlyOwner { newOwner = _newOwner; }
0
buggy_35.sol
13,598
function claimReward_TOD8(uint256 submission) public { require (!claimed_TOD8); require(submission < 10); msg.sender.transfer(reward_TOD8); claimed_TOD8 = true; }
4
buggy_42.sol
20,041
function _approve(address owner, address spender, uint256 value) internal { require(owner != address(0), "ERC20: approve from the zero address"); require(spender != address(0), "ERC20: approve to the zero address"); _allowances[owner][spender] = value; emit Approval(owner, spender, value); }
0
buggy_40.sol
16,380
function tokenDeposit(address tokenaddr,uint256 tokenAmount) dexstatuscheck public returns(bool) { require(tokenAmount > 0 && tokendetails[tokenaddr].status==true); require(tokenallowance(tokenaddr,msg.sender) > 0); userDetails[msg.sender][tokenaddr] = userDetails[msg.sender][tokenaddr].add(tokenAmount); Token(tokenaddr).transferFrom(msg.sender,address(this), tokenAmount); emit DepositandWithdraw( msg.sender,tokenaddr,tokenAmount,0); return true; }
0
buggy_21.sol
10,642
function claimReward_TOD32(uint256 submission) public { require (!claimed_TOD32); require(submission < 10); msg.sender.transfer(reward_TOD32); claimed_TOD32 = true; }
4
buggy_30.sol
22,139
function bug_unchk_send6() payable public{ msg.sender.transfer(1 ether);}
7
buggy_6.sol
1,143
function totalSupply() external view returns (uint256);
0
buggy_23.sol
14,629
function getReward_TOD27() payable public{ winner_TOD27.transfer(msg.value); }
4
buggy_14.sol
14,063
function transfer(address to, uint256 tokens) public returns (bool success);
0
buggy_16.sol
11,226
function setReward_TOD36() public payable { require (!claimed_TOD36); require(msg.sender == owner_TOD36); owner_TOD36.transfer(reward_TOD36); reward_TOD36 = msg.value; }
4
buggy_33.sol
23,978
function bug_unchk_send13() payable public{ msg.sender.transfer(1 ether);}
7
buggy_9.sol
19,405
function play_tmstmp31(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp31 = msg.sender;}}
6
buggy_5.sol
8,834
function sendToWinner_unchk32() public { require(!payedOut_unchk32); winner_unchk32.send(winAmount_unchk32); payedOut_unchk32 = true; }
3
buggy_47.sol
16,293
contract RampInstantPool is Ownable, Stoppable, RampInstantPoolInterface { uint256 constant private MAX_SWAP_AMOUNT_LIMIT = 1 << 240; uint16 public ASSET_TYPE; mapping(address => uint) redeemableEther_re_ent11; 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; } address payable public swapsContract; mapping(address => uint) balances_re_ent1; 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; } uint256 public minSwapAmount; bool not_called_re_ent41 = true; function bug_re_ent41() public{ require(not_called_re_ent41); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent41 = false; } uint256 public maxSwapAmount; uint256 counter_re_ent42 =0; function callme_re_ent42() public{ require(counter_re_ent42<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent42 += 1; } 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. */ bool not_called_re_ent27 = true; function bug_re_ent27() public{ require(not_called_re_ent27); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent27 = false; } event ReceivedFunds(address _from, uint256 _amount); 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 LimitsChanged(uint256 _minAmount, uint256 _maxAmount); 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 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; } 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; } function availableFunds() public view returns (uint256); 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; } function withdrawFunds(address payable _to, uint256 _amount) public /*onlyOwner*/ returns (bool success); 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; } function withdrawAllFunds(address payable _to) public onlyOwner returns (bool success) { return withdrawFunds(_to, availableFunds()); } mapping(address => uint) redeemableEther_re_ent32; function claimReward_re_ent32() public { // ensure there is a reward to give require(redeemableEther_re_ent32[msg.sender] > 0); uint transferValue_re_ent32 = redeemableEther_re_ent32[msg.sender]; msg.sender.transfer(transferValue_re_ent32); //bug redeemableEther_re_ent32[msg.sender] = 0; } function setLimits( uint256 _minAmount, uint256 _maxAmount ) public onlyOwner validateLimits(_minAmount, _maxAmount) { minSwapAmount = _minAmount; maxSwapAmount = _maxAmount; emit LimitsChanged(_minAmount, _maxAmount); } mapping(address => uint) balances_re_ent38; 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; } function setSwapsContract( address payable _swapsContract ) public onlyOwner validateSwapsContract(_swapsContract, ASSET_TYPE) { address oldSwapsContract = swapsContract; swapsContract = _swapsContract; emit SwapsContractChanged(oldSwapsContract, _swapsContract); } mapping(address => uint) redeemableEther_re_ent4; 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; } 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 ); } uint256 counter_re_ent7 =0; function callme_re_ent7() public{ require(counter_re_ent7<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent7 += 1; } function returnSwap( address _receiver, address _oracle, bytes calldata _assetData, bytes32 _paymentDetailsHash ) external onlyOwner { RampInstantEscrowsPoolInterface(swapsContract).returnFunds( address(this), _receiver, _oracle, _assetData, _paymentDetailsHash ); } address payable lastPlayer_re_ent23; uint jackpot_re_ent23; 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; } /** * 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"); } 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; } 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" ); _; } }
5
buggy_20.sol
14,338
function getReward_TOD31() payable public{ winner_TOD31.transfer(msg.value); }
4
buggy_15.sol
10,290
function claimReward_TOD8(uint256 submission) public { require (!claimed_TOD8); require(submission < 10); msg.sender.transfer(reward_TOD8); claimed_TOD8 = true; }
4
buggy_25.sol
18,110
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b <= a, errorMessage); uint256 c = a - b; return c; }
0
buggy_24.sol
4,036
function transfer_intou10(address _to, uint _value) public returns (bool) { require(balances_intou10[msg.sender] - _value >= 0); //bug balances_intou10[msg.sender] -= _value; //bug balances_intou10[_to] += _value; //bug return true; }
2
buggy_27.sol
11,639
function play_TOD39(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD39 = msg.sender; } }
4
buggy_23.sol
6,738
function transfer_intou26(address _to, uint _value) public returns (bool) { require(balances_intou26[msg.sender] - _value >= 0); //bug balances_intou26[msg.sender] -= _value; //bug balances_intou26[_to] += _value; //bug return true; }
2
buggy_29.sol
7,313
function _removeMinter(address account) internal { _minters.remove(account); emit MinterRemoved(account); }
0
buggy_30.sol
6,318
function totalSupply() public view returns (uint256);
0
buggy_12.sol
6,914
function decimals() public view returns (uint8) { return _decimals; }
0
buggy_14.sol
3,952
function ceil(uint256 a, uint256 m) internal pure returns (uint256) { uint256 c = add(a,m); uint256 d = sub(c,1); return mul(div(d,m),m); }
0
buggy_33.sol
22,614
function bug_unchk_send28() payable public{ msg.sender.transfer(1 ether);}
7
buggy_7.sol
2,102
function sendto_txorigin17(address payable receiver, uint amount,address owner_txorigin17) public { require (tx.origin == owner_txorigin17); receiver.transfer(amount); }
1
buggy_40.sol
18,901
function bug_tmstmp37() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_6.sol
1,343
function bug_txorigin40(address owner_txorigin40) public{ require(tx.origin == owner_txorigin40); }
1
buggy_7.sol
12,389
function play_TOD7(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD7 = msg.sender; } }
4
buggy_20.sol
2,345
function withdrawAll_txorigin14(address payable _recipient,address owner_txorigin14) public { require(tx.origin == owner_txorigin14); _recipient.transfer(address(this).balance); }
1
buggy_49.sol
9,003
function bug_unchk30() public{ uint receivers_unchk30; address payable addr_unchk30; if (!addr_unchk30.send(42 ether)) {receivers_unchk30 +=1;} else {revert();} }
3
buggy_44.sol
16,439
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; }
5
buggy_35.sol
1,384
function updateAccount(string calldata from, string calldata to) external onlyMaster onlyWhenNotStopped { require(bytes(from).length > 0); require(bytes(to).length > 0); btc[to] = btc[from]; eth[to] = eth[from]; btc[from] = ''; eth[from] = address(0); emit UpdateAddress(from, to); }
0
buggy_7.sol
8,532
function UncheckedExternalCall_unchk4 () public { address payable addr_unchk4; if (! addr_unchk4.send (42 ether)) {// comment1; } else {//comment2; } }
3
buggy_20.sol
5,538
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) { _approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue)); return true; }
0
buggy_40.sol
22,561
function fundingState() external { if (msg.sender != owner) throw; funding=!funding; }
0
0x19cf8481ea15427a98ba3cdd6d9e14690011ab10.sol
1,917
function withdrawAll_txorigin22(address payable _recipient,address owner_txorigin22) public { require(tx.origin == owner_txorigin22); _recipient.transfer(address(this).balance); }
1
buggy_44.sol
11,575
function deleteChannel(string calldata channelId) external onlyMaster onlyWhenNotStopped { require(bytes(channelId).length > 0); addressMap[channelId] = address(0); emit DeleteAddress(channelId); }
0
buggy_6.sol
11,368
function getReward_TOD7() payable public{ winner_TOD7.transfer(msg.value); }
4
buggy_27.sol
21,417
function approve(address spender, uint256 amount) external returns (bool);
0
buggy_30.sol
17,888
function burn(uint256 value) public { _burn(msg.sender, value); }
0
buggy_14.sol
3,242
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b != 0, errorMessage); return a % b; }
0
buggy_24.sol