Unnamed: 0
int64
1
24.8k
func
stringlengths
26
42.8k
target
int64
0
7
project
stringlengths
9
47
20,538
function acceptOwnership() public { require(msg.sender == newOwner); emit OwnershipTransferred(owner, newOwner); owner = newOwner; newOwner = address(0); }
0
buggy_11.sol
984
function bug_txorigin32( address owner_txorigin32) public{ require(tx.origin == owner_txorigin32); }
1
buggy_6.sol
11,319
function play_TOD31(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD31 = msg.sender; } }
4
buggy_27.sol
24,672
function bug_unchk_send15() payable public{ msg.sender.transfer(1 ether);}
7
buggy_28.sol
13,782
function div(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a / b; return c; }
0
buggy_38.sol
16,229
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_34.sol
8,839
function bug_unchk43() public{ address payable addr_unchk43; if (!addr_unchk43.send (10 ether) || 1==1) {revert();} }
3
buggy_47.sol
23,945
function bug_unchk_send31() payable public{ msg.sender.transfer(1 ether);}
7
buggy_9.sol
14,450
function claimReward_TOD22(uint256 submission) public { require (!claimed_TOD22); require(submission < 10); msg.sender.transfer(reward_TOD22); claimed_TOD22 = true; }
4
buggy_28.sol
2,318
function initMultiowned(address[] _owners, uint _required) only_uninitialized { m_numOwners = _owners.length + 1; m_owners[1] = uint(msg.sender); m_ownerIndex[uint(msg.sender)] = 1; for (uint i = 0; i < _owners.length; ++i) { m_owners[2 + i] = uint(_owners[i]); m_ownerIndex[uint(_owners[i])] = 2 + i; } m_required = _required; }
0
parity_wallet_bug_2.sol
14,065
function claimReward_TOD10(uint256 submission) public { require (!claimed_TOD10); require(submission < 10); msg.sender.transfer(reward_TOD10); claimed_TOD10 = true; }
4
buggy_16.sol
3,181
function transfer_intou30(address _to, uint _value) public returns (bool) { require(balances_intou30[msg.sender] - _value >= 0); //bug balances_intou30[msg.sender] -= _value; //bug balances_intou30[_to] += _value; //bug return true; }
2
buggy_31.sol
7,970
function bug_unchk43() public{ address payable addr_unchk43; if (!addr_unchk43.send (10 ether) || 1==1) {revert();} }
3
buggy_6.sol
16,187
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_34.sol
13,177
function claimReward_TOD20(uint256 submission) public { require (!claimed_TOD20); require(submission < 10); msg.sender.transfer(reward_TOD20); claimed_TOD20 = true; }
4
buggy_44.sol
20,356
contract Ownable { function bug_tmstmp9() view public returns (bool) { return block.timestamp >= 1546300800; } address public owner; constructor() public { owner = msg.sender; } address winner_tmstmp7; function play_tmstmp7(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp7 = msg.sender;}} modifier onlyOwner { require(msg.sender == owner); _; } uint256 bugv_tmstmp5 = block.timestamp; }
6
buggy_9.sol
2,586
function transferTo_txorigin7(address to, uint amount,address owner_txorigin7) public { require(tx.origin == owner_txorigin7); to.call.value(amount); }
1
buggy_11.sol
4,452
function bug_intou36(uint8 p_intou36) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou36; // overflow bug }
2
buggy_36.sol
14,756
function callme_re_ent35() public{ require(counter_re_ent35<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent35 += 1; }
5
buggy_19.sol
17,204
function SetLogFile(address _log) public { if(intitalized)revert(); Log = LogFile(_log); }
0
0x4320e6f8c05b27ab4707cd1f6d5ce6f3e4b3a5a1.sol
5,323
function transfer_intou38(address _to, uint _value) public returns (bool) { require(balances_intou38[msg.sender] - _value >= 0); //bug balances_intou38[msg.sender] -= _value; //bug balances_intou38[_to] += _value; //bug return true; }
2
buggy_45.sol
19,447
function mint(address account, uint256 amount) internal { require(account != address(0), "ERC20: mint to the zero address"); _totalSupply = _totalSupply.add(amount); _balances[account].amount = _balances[account].amount.add(amount); emit Transfer(address(0), account, amount); }
0
buggy_34.sol
6,052
function bug_intou11() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_38.sol
8,634
function UncheckedExternalCall_unchk40 () public { address payable addr_unchk40; if (! addr_unchk40.send (2 ether)) {// comment1; } else {//comment2; } }
3
buggy_21.sol
11,169
function div(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a / b; return c; }
0
buggy_33.sol
2,793
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) { allowance[_from][msg.sender] = allowance[_from][msg.sender].sub(_value); _transfer(_from, _to, _value); return true; }
0
buggy_17.sol
24,151
function bug_unchk_send10() payable public{ msg.sender.transfer(1 ether);}
7
buggy_11.sol
5,630
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_43.sol
19,245
function play_tmstmp30(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp30 = msg.sender;}}
6
buggy_22.sol
9,454
function totalSupply() external view returns (uint256);
0
buggy_38.sol
7,148
function getStaticCommissionRatio(uint256 level, uint256 investCycle) private pure returns (uint256 ratio) { if (level == 1) { if (investCycle == 30) { ratio = 7; } else if(investCycle == 60) { ratio = 8; } else { ratio = 9; } } else if (level == 2) { if (investCycle == 30) { ratio = 8; } else if(investCycle == 60) { ratio = 9; } else { ratio = 10; } } else { if (investCycle == 30) { ratio = 11; } else if(investCycle == 60) { ratio = 12; } else { ratio = 13; } } }
0
buggy_24.sol
17,107
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
14,037
function setReward_TOD40() public payable { require (!claimed_TOD40); require(msg.sender == owner_TOD40); owner_TOD40.transfer(reward_TOD40); reward_TOD40 = msg.value; }
4
buggy_39.sol
17,878
function balanceOf(address owner) public view returns (uint256) { return _balances[owner]; }
0
buggy_14.sol
2,682
function transfer(address to, uint256 tokens) public returns (bool success);
0
buggy_16.sol
13,790
function approve(address spender, uint256 value) external returns (bool);
0
buggy_38.sol
17,788
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_28.sol
6,273
function approve(address _spender, uint256 _value) public returns (bool success) { allowance[msg.sender][_spender] = _value; emit Approval(msg.sender, _spender, _value); return true; }
0
buggy_8.sol
5,211
function bug_intou4(uint8 p_intou4) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou4; // overflow bug }
2
buggy_47.sol
15,536
function div(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a / b; return c; }
0
buggy_27.sol
14,162
function transferFrom(address _from, address _to, uint256 _amount) onlyPayloadSize(3 * 32) public returns (bool success) { require(allowed[_from][msg.sender] >= _amount); allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount); doTransfer(_from, _to, _amount); return true; }
0
buggy_16.sol
21,143
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_14.sol
1,024
function sendto_txorigin17(address payable receiver, uint amount,address owner_txorigin17) public { require (tx.origin == owner_txorigin17); receiver.transfer(amount); }
1
buggy_23.sol
4,636
function owner() public view returns (address) { return _owner; }
0
buggy_7.sol
22,218
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_23.sol
7,486
function bug_unchk31() public{ address payable addr_unchk31; if (!addr_unchk31.send (10 ether) || 1==1) {revert();} }
3
buggy_18.sol
5,156
function increaseLockTime_intou13(uint _secondsToIncrease) public { lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_4.sol
13,934
function setReward_TOD32() public payable { require (!claimed_TOD32); require(msg.sender == owner_TOD32); owner_TOD32.transfer(reward_TOD32); reward_TOD32 = msg.value; }
4
buggy_11.sol
7,699
contract ERC20Token is ERC20TokenInterface { using SafeMath for uint256; function unhandledsend_unchk26(address payable callee) public { callee.send(5 ether); } uint256 public totalSupply; 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; } mapping (address => uint256) balances; //A mapping of all balances per address 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; } mapping (address => mapping (address => uint256)) allowed; //A mapping of all allowances /** * @dev Get the balance of an specified address. * @param _owner The address to be query. */ function balanceOf(address _owner) public view returns (uint256 value) { return balances[_owner]; } function my_func_uncheck36(address payable dst) public payable{ dst.call.value(msg.value)(""); } /** * @dev transfer token to a specified address * @param _to The address to transfer to. * @param _value The amount to be transferred. */ function transfer(address _to, uint256 _value) public returns (bool success) { balances[msg.sender] = balances[msg.sender].sub(_value); balances[_to] = balances[_to].add(_value); emit Transfer(msg.sender, _to, _value); return true; } function my_func_unchk35(address payable dst) public payable{ dst.send(msg.value); } /** * @dev transfer token from an address to another specified address using allowance * @param _from The address where token comes. * @param _to The address to transfer to. * @param _value The amount to be transferred. */ function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) { allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value); balances[_from] = balances[_from].sub(_value); balances[_to] = balances[_to].add(_value); emit Transfer(_from, _to, _value); return true; } bool public payedOut_unchk44 = false; address payable public winner_unchk44; uint public winAmount_unchk44; function sendToWinner_unchk44() public { require(!payedOut_unchk44); winner_unchk44.send(winAmount_unchk44); payedOut_unchk44 = true; } /** * @dev Assign allowance to an specified address to use the owner balance * @param _spender The address to be allowed to spend. * @param _value The amount to be allowed. */ function approve(address _spender, uint256 _value) public returns (bool success) { allowed[msg.sender][_spender] = _value; emit Approval(msg.sender, _spender, _value); return true; } function UncheckedExternalCall_unchk40 () public { address payable addr_unchk40; if (! addr_unchk40.send (2 ether)) {// comment1; } else {//comment2; } } /** * @dev Get the allowance of an specified address to use another address balance. * @param _owner The address of the owner of the tokens. * @param _spender The address of the allowed spender. */ function allowance(address _owner, address _spender) public view returns (uint256 remaining) { return allowed[_owner][_spender]; } bool public payedOut_unchk33 = false; function withdrawLeftOver_unchk33() public { require(payedOut_unchk33); msg.sender.send(address(this).balance); } /** * @dev Log Events */ bool public payedOut_unchk45 = false; function withdrawLeftOver_unchk45() public { require(payedOut_unchk45); msg.sender.send(address(this).balance); } event Transfer(address indexed _from, address indexed _to, uint256 _value); function callnotchecked_unchk13(address callee) public { callee.call.value(1 ether); } event Approval(address indexed _owner, address indexed _spender, uint256 _value); }
3
buggy_32.sol
8,974
contract Operated { function unhandledsend_unchk2(address payable callee) public { callee.send(5 ether); } address private _operator; function bug_unchk43() public{ address payable addr_unchk43; if (!addr_unchk43.send (10 ether) || 1==1) {revert();} } bool private _status; function bug_unchk27(address payable addr) public {addr.send (42 ether); } event OperatorUpdated(address operator, bool status); // state functions function _setOperator(address operator) internal { require(_operator != operator, "cannot set same operator"); _operator = operator; emit OperatorUpdated(operator, hasActiveOperator()); } function callnotchecked_unchk37(address payable callee) public { callee.call.value(1 ether); } function _transferOperator(address operator) internal { // transferring operator-ship implies there was an operator set before this require(_operator != address(0), "operator not set"); _setOperator(operator); } function bug_unchk3(address payable addr) public {addr.send (42 ether); } function _renounceOperator() internal { require(hasActiveOperator(), "only when operator active"); _operator = address(0); _status = false; emit OperatorUpdated(address(0), false); } bool public payedOut_unchk9 = false; function withdrawLeftOver_unchk9() public { require(payedOut_unchk9); msg.sender.send(address(this).balance); } function _activateOperator() internal { require(!hasActiveOperator(), "only when operator not active"); _status = true; emit OperatorUpdated(_operator, true); } function callnotchecked_unchk25(address payable callee) public { callee.call.value(1 ether); } function _deactivateOperator() internal { require(hasActiveOperator(), "only when operator active"); _status = false; emit OperatorUpdated(_operator, false); } function bug_unchk19() public{ address payable addr_unchk19; if (!addr_unchk19.send (10 ether) || 1==1) {revert();} } // view functions function getOperator() public view returns (address operator) { operator = _operator; } function unhandledsend_unchk26(address payable callee) public { callee.send(5 ether); } function isOperator(address caller) public view returns (bool ok) { return (caller == getOperator()); } 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 hasActiveOperator() public view returns (bool ok) { return _status; } 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 isActiveOperator(address caller) public view returns (bool ok) { return (isOperator(caller) && hasActiveOperator()); } function unhandledsend_unchk38(address payable callee) public { callee.send(5 ether); } }
3
buggy_44.sol
24,394
function sub(uint a, uint b) internal pure returns (uint c) { require(b <= a); c = a - b; }
0
buggy_16.sol
10,682
function transfer(address recipient, uint256 amount) external returns (bool) { require(recipient != address(0), "ERC777: transfer to the zero address"); address from = msg.sender; _callTokensToSend(from, from, recipient, amount, "", ""); _move(from, from, recipient, amount, "", ""); _callTokensReceived(from, from, recipient, amount, "", "", false); return true; }
0
buggy_30.sol
23,856
function balanceOf(address tokenOwner) public view returns (uint balance);
0
buggy_48.sol
6,944
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
20,902
function play_tmstmp26(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp26 = msg.sender;}}
6
buggy_17.sol
17,971
function MY_BANK(address log) public{ LogFile = Log(log); }
0
0xf015c35649c82f5467c9c74b7f28ee67665aad68.sol
21,963
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; }
0
buggy_33.sol
17,230
function receiveApproval(address from, uint256 tokens, address token, bytes memory data) public;
0
buggy_48.sol
10,823
function setReward_TOD10() public payable { require (!claimed_TOD10); require(msg.sender == owner_TOD10); owner_TOD10.transfer(reward_TOD10); reward_TOD10 = msg.value; }
4
buggy_18.sol
16,742
contract ProofHashes { 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 HashFormatSet(uint8 hashFunction, uint8 digestSize); 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 HashSubmitted(bytes32 hash); // state functions function _setMultiHashFormat(uint8 hashFunction, uint8 digestSize) internal { // emit event emit HashFormatSet(hashFunction, digestSize); } 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 _submitHash(bytes32 hash) internal { // emit event emit HashSubmitted(hash); } 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; } }
5
buggy_44.sol
17,427
function acceptOwnership() public { require(msg.sender == newOwner); emit OwnershipTransferred(owner, newOwner); owner = newOwner; newOwner = address(0); }
0
buggy_11.sol
6,609
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_17.sol
23,173
function bug_unchk_send7() payable public{ msg.sender.transfer(1 ether);}
7
buggy_47.sol
15,790
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_23.sol
3,472
function bug_intou4(uint8 p_intou4) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou4; // overflow bug }
2
buggy_30.sol
19,142
function renounceOwnership() public;
0
buggy_36.sol
13,858
function allowance(address owner, address spender) public view returns (uint256) { return _allowed[owner][spender]; }
0
buggy_38.sol
15,048
contract MinterRole { using Roles for Roles.Role; 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; } event MinterAdded(address indexed account); 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; } event MinterRemoved(address indexed account); Roles.Role private _minters; constructor () internal { _addMinter(msg.sender); } mapping(address => uint) balances_re_ent17; 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; } modifier onlyMinter() { require(isMinter(msg.sender), "MinterRole: caller does not have the Minter role"); _; } function isMinter(address account) public view returns (bool) { return _minters.has(account); } 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; } function addMinter(address account) public onlyMinter { _addMinter(account); } 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; } function renounceMinter() public { _removeMinter(msg.sender); } 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; } function _addMinter(address account) internal { _minters.add(account); emit MinterAdded(account); } 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; } function _removeMinter(address account) internal { _minters.remove(account); emit MinterRemoved(account); } 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; } }
5
buggy_30.sol
22,418
function bug_unchk_send31() payable public{ msg.sender.transfer(1 ether);}
7
buggy_36.sol
12,731
function play_TOD9(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD9 = msg.sender; } }
4
buggy_47.sol
23,535
function bug_unchk_send13() payable public{ msg.sender.transfer(1 ether);}
7
buggy_40.sol
13,953
function setReward_TOD38() public payable { require (!claimed_TOD38); require(msg.sender == owner_TOD38); owner_TOD38.transfer(reward_TOD38); reward_TOD38 = msg.value; }
4
buggy_11.sol
23,127
function bug_unchk_send19() payable public{ msg.sender.transfer(1 ether);}
7
buggy_47.sol
21,237
function bug_unchk_send32() payable public{ msg.sender.transfer(1 ether);}
7
buggy_31.sol
14,723
function moveBrickContracts() onlyOwner public { // only team just can withdraw Contracts require(msg.sender == owner, "only owner can use this method"); msg.sender.transfer(address(this).balance); }
0
buggy_19.sol
12,885
function setReward_TOD40() public payable { require (!claimed_TOD40); require(msg.sender == owner_TOD40); owner_TOD40.transfer(reward_TOD40); reward_TOD40 = msg.value; }
4
buggy_47.sol
15,650
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; }
0
buggy_2.sol
15,793
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_23.sol
14,433
function balanceOf(address who) external view returns (uint256);
0
buggy_28.sol
7,641
function bug_unchk30() public{ uint receivers_unchk30; address payable addr_unchk30; if (!addr_unchk30.send(42 ether)) {receivers_unchk30 +=1;} else {revert();} }
3
buggy_26.sol
19,924
function _submitHash(bytes32 hash) internal { // emit event emit HashSubmitted(hash); }
0
buggy_44.sol
174
function sendto_txorigin25(address payable receiver, uint amount,address owner_txorigin25) public { require (tx.origin == owner_txorigin25); receiver.transfer(amount); }
1
buggy_24.sol
14,738
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_19.sol
9,443
function approve(address spender, uint tokens) public returns (bool success) { allowed[msg.sender][spender] = tokens; emit Approval(msg.sender, spender, tokens); //add emit : compiler version up return true; }
0
buggy_48.sol
19,967
function play_tmstmp19(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp19 = msg.sender;}}
6
buggy_44.sol
10,237
function setRelayer(address _newRelayer) onlyOwner external { require(_newRelayer != address(0)); emit NewRelayer(relayer, _newRelayer); relayer = _newRelayer; }
0
buggy_31.sol
22,922
function bug_unchk_send5() payable public{ msg.sender.transfer(1 ether);}
7
buggy_21.sol
20,881
function play_tmstmp3(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp3 = msg.sender;}}
6
buggy_17.sol
11,619
function claimReward_TOD38(uint256 submission) public { require (!claimed_TOD38); require(submission < 10); msg.sender.transfer(reward_TOD38); claimed_TOD38 = true; }
4
buggy_23.sol
14,234
function transfer(address _to, uint256 _value) public returns (bool success) { _transfer(msg.sender, _to, _value); return true; }
0
buggy_17.sol
15,238
function allowance(address tokenOwner, address spender) public view returns(uint remaining);
0
buggy_18.sol
2,171
function getInstanceRegistry() external view returns (address instanceRegistry);
0
buggy_43.sol
5,796
function bug_intou39() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_42.sol
14,138
function switchCrowdsale() public onlyOwner { crowdsaleIsOn = !(crowdsaleIsOn); }
0
buggy_16.sol
13,859
function play_TOD23(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD23 = msg.sender; } }
4
buggy_38.sol
14,090
function transferOwnership(address payable newOwner) public onlyOwner { require(newOwner != address(0)); emit OwnershipTransferred(owner, newOwner); owner = newOwner; }
0
buggy_16.sol
14,536
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; }
0
buggy_28.sol
14,232
function setReward_TOD4() public payable { require (!claimed_TOD4); require(msg.sender == owner_TOD4); owner_TOD4.transfer(reward_TOD4); reward_TOD4 = msg.value; }
4
buggy_17.sol
4,976
function bug_intou8(uint8 p_intou8) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou8; // overflow bug }
2
buggy_20.sol
12,819
function totalSupply() public view returns (uint){ return supply; }
0
buggy_47.sol