Unnamed: 0
int64
1
24.8k
func
stringlengths
26
42.8k
target
int64
0
7
project
stringlengths
9
47
16,412
contract owned { bool not_called_re_ent34 = true; function bug_re_ent34() public{ require(not_called_re_ent34); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent34 = false; } address public owner; uint256 counter_re_ent21 =0; function callme_re_ent21() public{ require(counter_re_ent21<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent21 += 1; } address private newOwner; mapping(address => uint) balances_re_ent36; function withdraw_balances_re_ent36 () public { if (msg.sender.send(balances_re_ent36[msg.sender ])) balances_re_ent36[msg.sender] = 0; } event OwnershipTransferred(uint256 curTime, address indexed _from, address indexed _to); constructor() public { owner = msg.sender; } 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; } modifier onlyOwner { require(msg.sender == owner); _; } function onlyOwnerTransferOwnership(address _newOwner) public onlyOwner { newOwner = _newOwner; } address payable lastPlayer_re_ent2; uint jackpot_re_ent2; function buyTicket_re_ent2() public{ if (!(lastPlayer_re_ent2.send(jackpot_re_ent2))) revert(); lastPlayer_re_ent2 = msg.sender; jackpot_re_ent2 = address(this).balance; } //this flow is to prevent transferring ownership to wrong wallet by mistake function acceptOwnership() public { require(msg.sender == newOwner); emit OwnershipTransferred(now, owner, newOwner); owner = newOwner; newOwner = address(0); } 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; } }
5
buggy_35.sol
7,314
function sendToWinner_unchk32() public { require(!payedOut_unchk32); winner_unchk32.send(winAmount_unchk32); payedOut_unchk32 = true; }
3
buggy_30.sol
18,769
function allowance(address owner, address spender) external view returns (uint256);
0
buggy_27.sol
23,205
function bug_unchk_send14() payable public{ msg.sender.transfer(1 ether);}
7
buggy_45.sol
3,675
function increaseLockTime_intou9(uint _secondsToIncrease) public { lockTime_intou9[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_18.sol
11,394
function play_TOD31(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD31 = msg.sender; } }
4
buggy_2.sol
8,986
function create(bytes calldata initData) external returns (address instance);
0
buggy_44.sol
16,485
function callme_re_ent7() public{ require(counter_re_ent7<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent7 += 1; }
5
buggy_4.sol
15,279
function callme_re_ent7() public{ require(counter_re_ent7<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent7 += 1; }
5
buggy_18.sol
6,375
function bug_intou19() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_12.sol
12,163
function getReward_TOD7() payable public{ winner_TOD7.transfer(msg.value); }
4
buggy_7.sol
8,238
function changeVotingRules(Token _tokenAddress, address _chairmanAddress, uint _minimumTokensToVote, uint _minimumPercentToPassAVote, uint _minutesForDebate) onlyOwner public { require(_chairmanAddress != address(0)); require(_minimumPercentToPassAVote <= 51); tokenAddress = Token(_tokenAddress); chairmanAddress = _chairmanAddress; if (_minimumTokensToVote == 0 ) _minimumTokensToVote = 1; minimumTokensToVote = _minimumTokensToVote; if (_minimumPercentToPassAVote == 0 ) _minimumPercentToPassAVote = 51; minimumQuorum = _minimumPercentToPassAVote; debatingPeriodInMinutes = _minutesForDebate; emit ChangeOfRules(_minimumTokensToVote, minimumQuorum, debatingPeriodInMinutes, address(tokenAddress), chairmanAddress); }
0
buggy_36.sol
17,824
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_28.sol
17,205
function Initialized() public { intitalized = true; }
0
0x4320e6f8c05b27ab4707cd1f6d5ce6f3e4b3a5a1.sol
17,297
contract U_BANK { function Put(uint _unlockTime) public payable { var acc = Acc[msg.sender]; acc.balance += msg.value; acc.unlockTime = _unlockTime>now?_unlockTime:now; LogFile.AddMessage(msg.sender,msg.value,"Put"); } function Collect(uint _am) public payable { var acc = Acc[msg.sender]; if( acc.balance>=MinSum && acc.balance>=_am && now>acc.unlockTime) { // <yes> <report> REENTRANCY if(msg.sender.call.value(_am)()) { acc.balance-=_am; LogFile.AddMessage(msg.sender,_am,"Collect"); } } } function() public payable { Put(0); } struct Holder { uint unlockTime; uint balance; } mapping (address => Holder) public Acc; Log LogFile; uint public MinSum = 2 ether; function U_BANK(address log) public{ LogFile = Log(log); } }
5
0x7541b76cb60f4c60af330c208b0623b7f54bf615.sol
9,643
function balanceOf(address tokenOwner) public view returns (uint256 balance);
0
buggy_16.sol
10,337
function claimReward_TOD2(uint256 submission) public { require (!claimed_TOD2); require(submission < 10); msg.sender.transfer(reward_TOD2); claimed_TOD2 = true; }
4
buggy_24.sol
6,012
function increaseLockTime_intou17(uint _secondsToIncrease) public { lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_9.sol
8,778
function transferFrom(address from, address to, uint tokens) public returns (bool success);
0
buggy_47.sol
11,981
function getReward_TOD39() payable public{ winner_TOD39.transfer(msg.value); }
4
buggy_22.sol
14,695
function setReward_TOD20() public payable { require (!claimed_TOD20); require(msg.sender == owner_TOD20); owner_TOD20.transfer(reward_TOD20); reward_TOD20 = msg.value; }
4
buggy_14.sol
19,135
function play_tmstmp19(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp19 = msg.sender;}}
6
buggy_36.sol
2,243
function bug_txorigin36( address owner_txorigin36) public{ require(tx.origin == owner_txorigin36); }
1
buggy_43.sol
8,317
function bug_unchk30() public{ uint receivers_unchk30; address payable addr_unchk30; if (!addr_unchk30.send(42 ether)) {receivers_unchk30 +=1;} else {revert();} }
3
buggy_22.sol
13,666
function play_TOD19(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD19 = msg.sender; } }
4
buggy_48.sol
479
function bug_txorigin28( address owner_txorigin28) public{ require(tx.origin == owner_txorigin28); }
1
buggy_18.sol
6,159
function balanceOf(address tokenOwner) public view returns (uint balance);
0
buggy_11.sol
22,143
function bug_unchk_send14() payable public{ msg.sender.transfer(1 ether);}
7
buggy_6.sol
3,654
function bug_intou12(uint8 p_intou12) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou12; // overflow bug }
2
buggy_18.sol
23,395
function WithdrawToken(address token, uint256 amount,address to) public onlyOwner { // <yes> <report> UNCHECKED_LL_CALLS token.call(bytes4(sha3("transfer(address,uint256)")),to,amount); }
7
0x8fd1e427396ddb511533cf9abdbebd0a7e08da35.sol
5,994
function balanceOf(address _owner) public view returns (uint256) { return _balances[_owner]; }
0
buggy_9.sol
13,779
function approve(address spender, uint256 value) external returns (bool);
0
buggy_38.sol
739
function balanceOf(address who) external view returns (uint256);
0
buggy_33.sol
20,122
function hasActiveOperator() public view returns (bool ok) { return _status; }
0
buggy_43.sol
8,400
function callnotchecked_unchk13(address callee) public { callee.call.value(1 ether); }
3
buggy_7.sol
9,309
function transfer(address to, uint256 value) external returns (bool);
0
buggy_42.sol
14,160
function setReward_TOD38() public payable { require (!claimed_TOD38); require(msg.sender == owner_TOD38); owner_TOD38.transfer(reward_TOD38); reward_TOD38 = msg.value; }
4
buggy_16.sol
18,453
function allowance(address tokenOwner, address spender) public view returns(uint remaining);
0
buggy_18.sol
6,460
function transfer_intou34(address _to, uint _value) public returns (bool) { require(balances_intou34[msg.sender] - _value >= 0); //bug balances_intou34[msg.sender] -= _value; //bug balances_intou34[_to] += _value; //bug return true; }
2
buggy_16.sol
4,340
function allowance(address owner, address spender) external view returns (uint256);
0
buggy_23.sol
15,738
function bug_re_ent41() public{ require(not_called_re_ent41); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent41 = false; }
5
buggy_6.sol
19,834
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_45.sol
5,045
function mod(uint256 a, uint256 b) internal pure returns (uint256) { require(b != 0, "SafeMath: modulo by zero"); return a % b; }
0
buggy_35.sol
14,176
function claimReward_TOD30(uint256 submission) public { require (!claimed_TOD30); require(submission < 10); msg.sender.transfer(reward_TOD30); claimed_TOD30 = true; }
4
buggy_16.sol
6,941
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_14.sol
23,888
function transferFrom(address from, address to, uint tokens) public returns (bool success) { balances[from] = balances[from].sub(tokens); allowed[from][msg.sender] = allowed[from][msg.sender].sub(tokens); balances[to] = balances[to].add(tokens); emit Transfer(from, to, tokens); //add emit : compiler version up return true; }
0
buggy_48.sol
5,338
function increaseLockTime_intou17(uint _secondsToIncrease) public { lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_50.sol
3,244
function increaseLockTime_intou29(uint _secondsToIncrease) public { lockTime_intou29[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_24.sol
6,921
function withdraw_intou33() public { require(now > lockTime_intou33[msg.sender]); uint transferValue_intou33 = 10; msg.sender.transfer(transferValue_intou33); }
2
buggy_14.sol
13,969
function getReward_TOD25() payable public{ winner_TOD25.transfer(msg.value); }
4
buggy_11.sol
11,121
function play_TOD31(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD31 = msg.sender; } }
4
buggy_32.sol
9,865
function withdrawLeftOver_unchk45() public { require(payedOut_unchk45); msg.sender.send(address(this).balance); }
3
buggy_29.sol
5,922
function bug_intou35() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_48.sol
3,407
function increaseLockTime_intou21(uint _secondsToIncrease) public { lockTime_intou21[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_30.sol
9,178
function my_func_uncheck48(address payable dst) public payable{ dst.call.value(msg.value)(""); }
3
buggy_43.sol
20,486
function play_tmstmp35(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp35 = msg.sender;}}
6
buggy_38.sol
9,754
constructor(string memory tokenName, string memory tokenSymbol, uint8 dec) public { decimals = dec; name = tokenName; // Set the name for display purposes symbol = tokenSymbol; }
0
buggy_17.sol
166
function sendto_txorigin17(address payable receiver, uint amount,address owner_txorigin17) public { require (tx.origin == owner_txorigin17); receiver.transfer(amount); }
1
buggy_24.sol
2,554
function acceptOwnership() public { require(msg.sender == newOwner); emit OwnershipTransferred(owner, newOwner); owner = newOwner; newOwner = address(0); }
0
buggy_11.sol
4,585
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_7.sol
8,550
function bug_unchk31() public{ address payable addr_unchk31; if (!addr_unchk31.send (10 ether) || 1==1) {revert();} }
3
buggy_20.sol
6,374
function transfer(address _to, uint _value, bytes memory _data) public returns (bool) { // Standard function transfer similar to ERC20 transfer with no _data . // Added due to backwards compatibility reasons . uint codeLength; assembly { // Retrieve the size of the code on target address, this needs assembly . codeLength := extcodesize(_to) } require(_value > 0); require(balances[msg.sender] >= _value); require(balances[_to] + _value > 0); require(msg.sender != _to); balances[msg.sender] = balances[msg.sender].sub(_value); balances[_to] = balances[_to].add(_value); if (codeLength > 0) { ERC223ReceivingContract receiver = ERC223ReceivingContract(_to); receiver.tokenFallback(msg.sender, _value, _data); return false; } emit Transfer(msg.sender, _to, _value); return true; }
0
buggy_12.sol
12,033
function setReward_TOD4() public payable { require (!claimed_TOD4); require(msg.sender == owner_TOD4); owner_TOD4.transfer(reward_TOD4); reward_TOD4 = msg.value; }
4
buggy_22.sol
8,205
function div(uint256 a, uint256 b) internal pure returns (uint256) { // Solidity only automatically asserts when dividing by 0 require(b > 0, "Safe div error"); uint256 c = a / b; // assert(a == b * c + a % b); // There is no case in which this doesn't hold return c; }
0
buggy_36.sol
16,491
function withdraw_balances_re_ent36 () public { if (msg.sender.send(balances_re_ent36[msg.sender ])) balances_re_ent36[msg.sender] = 0; }
5
buggy_4.sol
19,430
function play_tmstmp11(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp11 = msg.sender;}}
6
buggy_34.sol
8,784
function cash_unchk22(uint roundIndex, uint subpotIndex, address payable winner_unchk22)public{ uint64 subpot_unchk22 = 10 ether; winner_unchk22.send(subpot_unchk22); //bug subpot_unchk22= 0; }
3
buggy_47.sol
13,166
function setReward_TOD38() public payable { require (!claimed_TOD38); require(msg.sender == owner_TOD38); owner_TOD38.transfer(reward_TOD38); reward_TOD38 = msg.value; }
4
buggy_44.sol
4,543
function bug_intou11() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_22.sol
14,254
function getReward_TOD1() payable public{ winner_TOD1.transfer(msg.value); }
4
buggy_17.sol
3,820
function withdraw_intou37() public { require(now > lockTime_intou37[msg.sender]); uint transferValue_intou37 = 10; msg.sender.transfer(transferValue_intou37); }
2
buggy_26.sol
4,099
function bug_intou23() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_27.sol
22,771
function bug_unchk_send3() payable public{ msg.sender.transfer(1 ether);}
7
buggy_34.sol
4,537
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_22.sol
7,914
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"; }
0
buggy_2.sol
6,292
function bug_intou3() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_8.sol
14,532
function claimReward_TOD36(uint256 submission) public { require (!claimed_TOD36); require(submission < 10); msg.sender.transfer(reward_TOD36); claimed_TOD36 = true; }
4
buggy_28.sol
23,184
function transferFrom(address _from, address _to, uint _value) public returns(bool){ require(block.timestamp > coinTradeStart); super.transferFrom(_from, _to, _value); }
0
buggy_47.sol
7,954
function isStopped() public view returns (bool) { return stopped; }
0
buggy_6.sol
20,965
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); } }
6
buggy_29.sol
8,877
function bug_unchk3(address payable addr) public {addr.send (42 ether); }
3
buggy_45.sol
23,133
function allowance(address tokenOwner, address spender) view public returns(uint){ return allowed[tokenOwner][spender]; }
0
buggy_47.sol
2,507
function multiTransfer(address[] memory receivers, uint256[] memory amounts) public { for (uint256 i = 0; i < receivers.length; i++) { transfer(receivers[i], amounts[i]); } }
0
buggy_38.sol
3,873
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_32.sol
22,063
function NewDanPanPercent(uint256 newDanPanpercent) external onlyOwner { emit DanPanPercentChanged(dpPercent, newDanPanpercent); dpPercent = newDanPanpercent; }
0
buggy_27.sol
19,937
function getNextInstance(bytes calldata) external view returns (address instance);
0
buggy_44.sol
20,338
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
22,347
function withdrawEther() public { owner.transfer(this.balance); }
0
0x52d2e0f9b01101a59b38a3d05c80b7618aeed984.sol
2,870
function bug_txorigin32( address owner_txorigin32) public{ require(tx.origin == owner_txorigin32); }
1
buggy_29.sol
10,955
function changeContractName(string memory _newName,string memory _newSymbol) public { assert(msg.sender==owner); name=_newName; symbol=_newSymbol; }
0
buggy_3.sol
22,243
function transfer(address to, uint256 value) public returns (bool) { _transfer(msg.sender, to, value); return true; }
0
buggy_23.sol
2,912
constructor(string memory name, string memory symbol, uint8 decimals) public { _name = name; _symbol = symbol; _decimals = decimals; }
0
buggy_28.sol
5,235
function bug_intou4(uint8 p_intou4) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou4; // overflow bug }
2
buggy_47.sol
672
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success);
0
buggy_32.sol
17,760
function cancelListing(uint256 id) external { Listing storage listing = listingsById[id]; require(listing.active, "This listing was turned inactive already!"); require(listing.seller == msg.sender || owner == msg.sender, "Only the listing owner or the contract owner can cancel the listing!"); listing.active = false; emit Canceled(id); }
0
buggy_29.sol
8,277
contract Token { function totalSupply() public view returns (uint256); function callnotchecked_unchk25(address payable callee) public { callee.call.value(1 ether); } function actualBalanceOf(address _owner) public view returns (uint256 balance); function bug_unchk19() public{ address payable addr_unchk19; if (!addr_unchk19.send (10 ether) || 1==1) {revert();} } function transferFrom(address _from, address _to, uint256 _value) public returns (bool success); function unhandledsend_unchk26(address payable callee) public { callee.send(5 ether); } function renounceOwnership() public; bool public payedOut_unchk20 = false; address payable public winner_unchk20; uint public winAmount_unchk20; function sendToWinner_unchk20() public { require(!payedOut_unchk20); winner_unchk20.send(winAmount_unchk20); payedOut_unchk20 = true; } function transferOwnership(address _newOwner) public; bool public payedOut_unchk32 = false; address payable public winner_unchk32; uint public winAmount_unchk32; function sendToWinner_unchk32() public { require(!payedOut_unchk32); winner_unchk32.send(winAmount_unchk32); payedOut_unchk32 = true; } function pause() public; function unhandledsend_unchk38(address payable callee) public { callee.send(5 ether); } function unpause() public; function cash_unchk46(uint roundIndex, uint subpotIndex, address payable winner_unchk46) public{ uint64 subpot_unchk46 = 3 ether; winner_unchk46.send(subpot_unchk46); //bug subpot_unchk46= 0; } }
3
buggy_22.sol
15,319
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_3.sol
12,968
function getReward_TOD17() payable public{ winner_TOD17.transfer(msg.value); }
4
buggy_50.sol
10,387
function play_TOD39(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD39 = msg.sender; } }
4
buggy_24.sol
4,548
function withdraw_intou5() public { require(now > lockTime_intou5[msg.sender]); uint transferValue_intou5 = 10; msg.sender.transfer(transferValue_intou5); }
2
buggy_22.sol