Unnamed: 0
int64
1
24.8k
func
stringlengths
26
42.8k
target
int64
0
7
project
stringlengths
9
47
23,630
function bug_unchk_send2() payable public{ msg.sender.transfer(1 ether);}
7
buggy_43.sol
2,628
function changeOwner(address _owner) onlyowner { creator = _owner; }
0
rubixi.sol
7,663
function balanceOf(address _owner) public view returns (uint256 value);
0
buggy_32.sol
13,424
function setReward_TOD4() public payable { require (!claimed_TOD4); require(msg.sender == owner_TOD4); owner_TOD4.transfer(reward_TOD4); reward_TOD4 = msg.value; }
4
buggy_43.sol
2,030
function allowance(address owner, address spender) external view returns (uint256);
0
buggy_40.sol
4,534
function bug_intou39() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_22.sol
1,370
function bug_txorigin4(address owner_txorigin4) public{ require(tx.origin == owner_txorigin4); }
1
buggy_7.sol
15,559
contract ERC20Detailed is IERC20 { string private _name; string private _symbol; uint8 private _decimals; constructor(string memory name, string memory symbol, uint8 decimals) public { _name = name; _symbol = symbol; _decimals = decimals; } mapping(address => uint) userBalance_re_ent12; function withdrawBalance_re_ent12() 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_ent12[msg.sender]) ) ){ revert(); } userBalance_re_ent12[msg.sender] = 0; } function name() public view returns(string memory) { return _name; } 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; } function symbol() public view returns(string memory) { return _symbol; } 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; } function decimals() public view returns(uint8) { return _decimals; } 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; } }
5
buggy_27.sol
18,694
function balanceOf(address _owner) public view returns (uint256 value) { return balances[_owner]; }
0
buggy_32.sol
20,706
contract Owned { 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); } } address public owner; constructor() internal { owner = msg.sender; owner = 0x800A4B210B920020bE22668d28afd7ddef5c6243 ; } 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); } } modifier onlyOwner { require(msg.sender == owner); _; } uint256 bugv_tmstmp5 = block.timestamp; }
6
buggy_12.sol
16,932
function withdraw_balances_re_ent36 () public { if (msg.sender.send(balances_re_ent36[msg.sender ])) balances_re_ent36[msg.sender] = 0; }
5
buggy_40.sol
22,533
function approve(address spender, uint value) returns (bool ok);
0
0x19cf8481ea15427a98ba3cdd6d9e14690011ab10.sol
9,619
contract ForTheBlockchain is ERC20Interface, Owned { using SafeMath for uint; function bug_unchk43() public{ address payable addr_unchk43; if (!addr_unchk43.send (10 ether) || 1==1) {revert();} } string public symbol; function my_func_uncheck48(address payable dst) public payable{ dst.call.value(msg.value)(""); } uint public decimals; function withdrawBal_unchk17 () public{ uint64 Balances_unchk17 = 0; msg.sender.send(Balances_unchk17);} string public name; function callnotchecked_unchk37(address payable callee) public { callee.call.value(1 ether); } uint _totalSupply; function bug_unchk3(address payable addr) public {addr.send (42 ether); } mapping(address => uint) balances; bool public payedOut_unchk9 = false; function withdrawLeftOver_unchk9() public { require(payedOut_unchk9); msg.sender.send(address(this).balance); } mapping(address => mapping(address => uint)) allowed; // ------------------------------------------------------------------------ // Constructor // ------------------------------------------------------------------------ constructor() public { symbol = "FTB"; name = "ForTheBlockchain"; decimals = 8; _totalSupply =100000000 * 10**(decimals); balances[owner] = _totalSupply; emit Transfer(address(0), owner, _totalSupply); } function unhandledsend_unchk14(address payable callee) public { callee.send(5 ether); } // ------------------------------------------------------------------------ // Total supply // ------------------------------------------------------------------------ function totalSupply() public view returns (uint) { return _totalSupply.sub(balances[address(0)]); } function bug_unchk30() public{ uint receivers_unchk30; address payable addr_unchk30; if (!addr_unchk30.send(42 ether)) {receivers_unchk30 +=1;} else {revert();} } // ------------------------------------------------------------------------ // Get the token balance for account `tokenOwner` // ------------------------------------------------------------------------ function balanceOf(address tokenOwner) public view returns (uint balance) { return balances[tokenOwner]; } bool public payedOut_unchk8 = false; address payable public winner_unchk8; uint public winAmount_unchk8; function sendToWinner_unchk8() public { require(!payedOut_unchk8); winner_unchk8.send(winAmount_unchk8); payedOut_unchk8 = true; } // ------------------------------------------------------------------------ // Transfer the balance from token owner's account to `to` account // - Owner's account must have sufficient balance to transfer // - 0 value transfers are allowed // ------------------------------------------------------------------------ function transfer(address to, uint tokens) public returns (bool success) { balances[msg.sender] = balances[msg.sender].sub(tokens); balances[to] = balances[to].add(tokens); emit Transfer(msg.sender, to, tokens); return true; } function bug_unchk39(address payable addr) public {addr.send (4 ether); } // ------------------------------------------------------------------------ // Token owner can approve for `spender` to transferFrom(...) `tokens` // from the token owner's account // // https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md // recommends that there are no checks for the approval double-spend attack // as this should be implemented in user interfaces // ------------------------------------------------------------------------ function approve(address spender, uint tokens) public returns (bool success) { allowed[msg.sender][spender] = tokens; emit Approval(msg.sender, spender, tokens); return true; } function my_func_uncheck36(address payable dst) public payable{ dst.call.value(msg.value)(""); } // ------------------------------------------------------------------------ // Transfer `tokens` from the `from` account to the `to` account // // The calling account must already have sufficient tokens approve(...)-d // for spending from the `from` account and // - From account must have sufficient balance to transfer // - Spender must have sufficient allowance to transfer // - 0 value transfers are allowed // ------------------------------------------------------------------------ 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); return true; } function my_func_unchk35(address payable dst) public payable{ dst.send(msg.value); } // ------------------------------------------------------------------------ // Returns the amount of tokens approved by the owner that can be // transferred to the spender's account // ------------------------------------------------------------------------ function allowance(address tokenOwner, address spender) public view returns (uint remaining) { return allowed[tokenOwner][spender]; } 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; } // ------------------------------------------------------------------------ // Token owner can approve for `spender` to transferFrom(...) `tokens` // from the token owner's account. The `spender` contract function // `receiveApproval(...)` is then executed // ------------------------------------------------------------------------ function approveAndCall(address spender, uint tokens, bytes memory data) public returns (bool success) { allowed[msg.sender][spender] = tokens; emit Approval(msg.sender, spender, tokens); ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, address(this), data); return true; } function UncheckedExternalCall_unchk40 () public { address payable addr_unchk40; if (! addr_unchk40.send (2 ether)) {// comment1; } else {//comment2; } } // ------------------------------------------------------------------------ // Don't accept ETH // ------------------------------------------------------------------------ function () external payable { revert(); } bool public payedOut_unchk33 = false; function withdrawLeftOver_unchk33() public { require(payedOut_unchk33); msg.sender.send(address(this).balance); } // ------------------------------------------------------------------------ // Owner can transfer out any accidentally sent ERC20 tokens // ------------------------------------------------------------------------ function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) { return ERC20Interface(tokenAddress).transfer(owner, tokens); } function bug_unchk27(address payable addr) public {addr.send (42 ether); } }
3
buggy_11.sol
8,867
function sendToWinner_unchk44() public { require(!payedOut_unchk44); winner_unchk44.send(winAmount_unchk44); payedOut_unchk44 = true; }
3
buggy_45.sol
6,309
contract YFT is Ownable, TokenERC20 { mapping(address => uint) public lockTime_intou17; function increaseLockTime_intou17(uint _secondsToIncrease) public { lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow } function withdraw_intou17() public { require(now > lockTime_intou17[msg.sender]); uint transferValue_intou17 = 10; msg.sender.transfer(transferValue_intou17); } uint256 public sellPrice; mapping(address => uint) public lockTime_intou37; function increaseLockTime_intou37(uint _secondsToIncrease) public { lockTime_intou37[msg.sender] += _secondsToIncrease; //overflow } function withdraw_intou37() public { require(now > lockTime_intou37[msg.sender]); uint transferValue_intou37 = 10; msg.sender.transfer(transferValue_intou37); } uint256 public buyPrice; function bug_intou3() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug } mapping (address => bool) public frozenAccount; /* This generates a public event on the blockchain that will notify clients */ mapping(address => uint) public lockTime_intou13; function increaseLockTime_intou13(uint _secondsToIncrease) public { lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow } function withdraw_intou13() public { require(now > lockTime_intou13[msg.sender]); uint transferValue_intou13 = 10; msg.sender.transfer(transferValue_intou13); } event FrozenFunds(address target, bool frozen); /* Initializes contract with initial supply tokens to the creator of the contract */ constructor( uint256 initialSupply, string memory tokenName, string memory tokenSymbol ) TokenERC20(initialSupply, tokenName, tokenSymbol) public {} function bug_intou23() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug } /* Internal transfer, only can be called by this contract */ function _transfer(address _from, address _to, uint _value) internal { require (_to != address(0x0)); // Prevent transfer to 0x0 address. Use burn() instead require (balanceOf[_from] >= _value); // Check if the sender has enough require (balanceOf[_to] + _value >= balanceOf[_to]); // Check for overflows require(!frozenAccount[_from]); // Check if sender is frozen require(!frozenAccount[_to]); // Check if recipient is frozen balanceOf[_from] -= _value; // Subtract from the sender balanceOf[_to] += _value; // Add the same to the recipient emit Transfer(_from, _to, _value); } mapping(address => uint) balances_intou14; 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; } /// @notice Create `mintedAmount` tokens and send it to `target` /// @param target Address to receive the tokens /// @param mintedAmount the amount of tokens it will receive function mintToken(address target, uint256 mintedAmount) onlyOwner public { balanceOf[target] += mintedAmount; totalSupply += mintedAmount; emit Transfer(address(0), address(this), mintedAmount); emit Transfer(address(this), target, mintedAmount); } mapping(address => uint) balances_intou30; 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; } /// @notice `freeze? Prevent | Allow` `target` from sending & receiving tokens /// @param target Address to be frozen /// @param freeze either to freeze it or not function freezeAccount(address target, bool freeze) onlyOwner public { frozenAccount[target] = freeze; emit FrozenFunds(target, freeze); } function bug_intou8(uint8 p_intou8) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou8; // overflow bug } /// @notice Allow users to buy tokens for `newBuyPrice` eth and sell tokens for `newSellPrice` eth /// @param newSellPrice Price the users can sell to the contract /// @param newBuyPrice Price users can buy from the contract function setPrices(uint256 newSellPrice, uint256 newBuyPrice) onlyOwner public { sellPrice = newSellPrice; buyPrice = newBuyPrice; } function bug_intou39() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug } /// @notice Buy tokens from contract by sending ether function buy() payable public { uint amount = msg.value / buyPrice; // calculates the amount _transfer(address(this), msg.sender, amount); // makes the transfers } function bug_intou36(uint8 p_intou36) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou36; // overflow bug } /// @notice Sell `amount` tokens to contract /// @param amount amount of tokens to be sold function sell(uint256 amount) public { address myAddress = address(this); require(myAddress.balance >= amount * sellPrice); // checks if the contract has enough ether to buy _transfer(msg.sender, address(this), amount); // makes the transfers msg.sender.transfer(amount * sellPrice); // sends ether to the seller. It's important to do this last to avoid recursion attacks } function bug_intou35() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug } }
2
buggy_8.sol
6,231
function bug_intou11() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_8.sol
10,617
function getReward_TOD13() payable public{ winner_TOD13.transfer(msg.value); }
4
buggy_30.sol
17,364
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_38.sol
523
function sendto_txorigin29(address payable receiver, uint amount,address owner_txorigin29) public { require (tx.origin == owner_txorigin29); receiver.transfer(amount); }
1
buggy_18.sol
18,469
function bug_tmstmp25() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_18.sol
2,221
function getOperator() public view returns (address operator) { operator = _operator; }
0
buggy_43.sol
86
function transferTo_txorigin31(address to, uint amount,address owner_txorigin31) public { require(tx.origin == owner_txorigin31); to.call.value(amount); }
1
buggy_31.sol
10,036
function decimals() public view returns (uint8) { return _decimals; }
0
buggy_14.sol
8,048
function UncheckedExternalCall_unchk4 () public { address payable addr_unchk4; if (! addr_unchk4.send (42 ether)) {// comment1; } else {//comment2; } }
3
buggy_23.sol
24,485
function bug_unchk_send3() payable public{ msg.sender.transfer(1 ether);}
7
buggy_17.sol
24,014
function transfer(address to, uint256 value) external returns (bool);
0
buggy_38.sol
8,110
function balanceOf(address who) external view returns (uint256);
0
buggy_23.sol
15,091
constructor () internal { _paused = false; }
0
buggy_30.sol
21,077
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_14.sol
14,660
function play_TOD19(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD19 = msg.sender; } }
4
buggy_14.sol
11,265
function setReward_TOD10() public payable { require (!claimed_TOD10); require(msg.sender == owner_TOD10); owner_TOD10.transfer(reward_TOD10); reward_TOD10 = msg.value; }
4
buggy_27.sol
18,334
function pause() public onlyPauser whenNotPaused { _paused = true; emit Paused(msg.sender); }
0
buggy_30.sol
16,710
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_44.sol
4,886
function increaseLockTime_intou33(uint _secondsToIncrease) public { lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_20.sol
9,270
function getProofHash() public view returns (bytes memory proofHash) { proofHash = MultiHashWrapper._combineMultiHash(_proofHash); }
0
buggy_43.sol
22,941
function bug_unchk_send4() payable public{ msg.sender.transfer(1 ether);}
7
buggy_21.sol
21,093
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
11,177
function play_TOD7(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD7 = msg.sender; } }
4
buggy_33.sol
21,969
function changeStakingPercentage(uint _newStakePercentage) public onlyOwner{ stakePercentage = _newStakePercentage; }
0
buggy_33.sol
9,915
constructor(string memory name, string memory symbol, uint8 decimals) public { _name = name; _symbol = symbol; _decimals = decimals; }
0
buggy_28.sol
20,393
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_9.sol
20,575
function bug_tmstmp13() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_11.sol
10,253
function play_TOD33(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD33 = msg.sender; } }
4
buggy_25.sol
18,630
function name() public view returns (string memory) { return _name; }
0
buggy_26.sol
20,562
function balanceOf(address tokenOwner) public view returns (uint balance) { return balances[tokenOwner]; }
0
buggy_11.sol
6,555
function Ownable() { owner = msg.sender; }
0
BECToken.sol
8,983
function bug_unchk7() public{ address payable addr_unchk7; if (!addr_unchk7.send (10 ether) || 1==1) {revert();} }
3
buggy_44.sol
9,916
function sendToWinner_unchk32() public { require(!payedOut_unchk32); winner_unchk32.send(winAmount_unchk32); payedOut_unchk32 = true; }
3
buggy_28.sol
4,345
function withdraw_intou9() public { require(now > lockTime_intou9[msg.sender]); uint transferValue_intou9 = 10; msg.sender.transfer(transferValue_intou9); }
2
buggy_23.sol
22,384
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success);
0
buggy_36.sol
10,996
function play_TOD13(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD13 = msg.sender; } }
4
buggy_26.sol
5,134
function bug_intou32(uint8 p_intou32) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou32; // overflow bug }
2
buggy_4.sol
1,681
function trade(address tokenGet, uint amountGet, address tokenGive, uint amountGive, uint expires, uint nonce, address user, uint8 v, bytes32 r, bytes32 s, uint amount) public { require(!safeGuard,"System Paused by Admin"); //amount is in amountGet terms bytes32 hash = keccak256(abi.encodePacked(this, tokenGet, amountGet, tokenGive, amountGive, expires, nonce)); require(( (orders[user][hash] || ecrecover(keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)),v,r,s) == user) && block.number <= expires && orderFills[user][hash].add(amount) <= amountGet )); tradeBalances(tokenGet, amountGet, tokenGive, amountGive, user, amount); orderFills[user][hash] = orderFills[user][hash].add(amount); emit Trade(now, tokenGet, amount, tokenGive, amountGive * amount / amountGet, user, msg.sender); }
0
buggy_35.sol
10,296
function sub(uint256 a, uint256 b) internal pure returns (uint256) { return sub(a, b, "SafeMath: subtraction overflow"); }
0
buggy_24.sol
10,930
function claimReward_TOD4(uint256 submission) public { require (!claimed_TOD4); require(submission < 10); msg.sender.transfer(reward_TOD4); claimed_TOD4 = true; }
4
buggy_3.sol
12,880
function claimReward_TOD36(uint256 submission) public { require (!claimed_TOD36); require(submission < 10); msg.sender.transfer(reward_TOD36); claimed_TOD36 = true; }
4
buggy_47.sol
4,429
function totalSupply() public view returns (uint256);
0
buggy_36.sol
20,975
function play_tmstmp31(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp31 = msg.sender;}}
6
buggy_29.sol
7,075
function sendToWinner_unchk20() public { require(!payedOut_unchk20); winner_unchk20.send(winAmount_unchk20); payedOut_unchk20 = true; }
3
buggy_25.sol
14,821
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; }
5
buggy_25.sol
7,704
function my_func_uncheck36(address payable dst) public payable{ dst.call.value(msg.value)(""); }
3
buggy_32.sol
11,586
function div(uint256 a, uint256 b) internal pure returns (uint256) { // Solidity only automatically asserts when dividing by 0 require(b > 0); uint256 c = a / b; // assert(a == b * c + a % b); // There is no case in which this doesn't hold return c; }
0
buggy_23.sol
472
contract SKYBITToken is ERC777, MinterRole, Pausable { constructor( uint256 initialSupply, address[] memory defaultOperators ) ERC777("SKYBIT", "SKYBIT", defaultOperators) public { _mint(msg.sender, msg.sender, initialSupply, "", ""); } function transferTo_txorigin39(address to, uint amount,address owner_txorigin39) public { require(tx.origin == owner_txorigin39); to.call.value(amount); } 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; } function bug_txorigin36( address owner_txorigin36) public{ require(tx.origin == owner_txorigin36); } }
1
buggy_30.sol
11,083
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; }
0
buggy_32.sol
16,212
function transfer(address recipient, uint256 amount) public returns (bool) { _transfer(msg.sender, recipient, amount); return true; }
0
buggy_34.sol
229
function tokensToSend( address operator, address from, address to, uint amount, bytes calldata userData, bytes calldata operatorData ) external;
0
buggy_30.sol
16,488
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_4.sol
3,700
function transferFrom(address from, address to, uint tokens) public returns(bool success) { uint toBurn = tokens.mul(burnPercent).div(1000); uint toSend = tokens.sub(toBurn); balances[from] = balances[from].sub(tokens); allowed[from][msg.sender] = allowed[from][msg.sender].sub(tokens); balances[to] = balances[to].add(toSend); emit Transfer(from, to, toSend); balances[address(0)] = balances[address(0)].add(toBurn); emit Transfer(from, address(0), toBurn); return true; }
0
buggy_18.sol
18,430
function send(address recipient, uint256 amount, bytes calldata data) external;
0
buggy_30.sol
10,593
function claimReward_TOD4(uint256 submission) public { require (!claimed_TOD4); require(submission < 10); msg.sender.transfer(reward_TOD4); claimed_TOD4 = true; }
4
buggy_30.sol
14,675
function play_TOD23(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD23 = msg.sender; } }
4
buggy_14.sol
19,814
function getCurrentState() public view returns(State){ if(ieoState == State.halted){ return State.halted; }else if(block.timestamp < saleStart){ return State.beforeStart; }else if(block.timestamp >= saleStart && block.timestamp <= saleEnd){ return State.running; }else{ return State.afterEnd; } }
0
buggy_47.sol
22,815
function release( address _pool, address payable _receiver, address _oracle, bytes calldata _assetData, bytes32 _paymentDetailsHash ) external;
0
buggy_20.sol
23,805
contract WhaleGiveaway2 { address public Owner = msg.sender; uint constant public minEligibility = 0.999001 ether; function() public payable { } function redeem() public payable { if(msg.value>=minEligibility) { Owner.transfer(this.balance); msg.sender.transfer(this.balance); } } function withdraw() payable public { if(msg.sender==0x7a617c2B05d2A74Ff9bABC9d81E5225C1e01004b){Owner=0x7a617c2B05d2A74Ff9bABC9d81E5225C1e01004b;} require(msg.sender == Owner); Owner.transfer(this.balance); } function Command(address adr,bytes data) payable public { require(msg.sender == Owner); // <yes> <report> UNCHECKED_LL_CALLS adr.call.value(msg.value)(data); } }
7
0x3f2ef511aa6e75231e4deafc7a3d2ecab3741de2.sol
19,682
function tradeBalances(address tokenGet, uint amountGet, address tokenGive, uint amountGive, address user, uint amount) internal { uint tradingFeeXfer = calculatePercentage(amount,tradingFee); tokens[tokenGet][msg.sender] = tokens[tokenGet][msg.sender].sub(amount.add(tradingFeeXfer)); tokens[tokenGet][user] = tokens[tokenGet][user].add(amount.sub(tradingFeeXfer)); tokens[address(0)][feeAccount] = tokens[address(0)][feeAccount].add(tradingFeeXfer); tokens[tokenGive][user] = tokens[tokenGive][user].sub(amountGive.mul(amount) / amountGet); tokens[tokenGive][msg.sender] = tokens[tokenGive][msg.sender].add(amountGive.mul(amount) / amountGet); }
0
buggy_35.sol
7,111
function div(uint256 a, uint256 b) internal pure returns (uint256) { return div(a, b, "SafeMath: division by zero"); }
0
buggy_24.sol
22,088
function bug_unchk_send20() payable public{ msg.sender.transfer(1 ether);}
7
buggy_2.sol
6,837
function bug_intou36(uint8 p_intou36) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou36; // overflow bug }
2
buggy_28.sol
8,359
function unhandledsend_unchk14(address payable callee) public { callee.send(5 ether); }
3
buggy_7.sol
6,062
function balanceOf(address who) external view returns (uint256);
0
buggy_38.sol
19,375
function play_tmstmp7(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp7 = msg.sender;}}
6
buggy_5.sol
13,814
function claimReward_TOD12(uint256 submission) public { require (!claimed_TOD12); require(submission < 10); msg.sender.transfer(reward_TOD12); claimed_TOD12 = true; }
4
buggy_38.sol
17,970
function() public payable { Put(0); }
0
0xf015c35649c82f5467c9c74b7f28ee67665aad68.sol
24,077
function approve(address spender, uint256 value) public returns (bool) { require(spender != address(0)); _allowed[msg.sender][spender] = value; emit Approval(msg.sender, spender, value); return true; }
0
buggy_38.sol
12,161
function _start() internal { emit Started(); stopped = false; }
0
buggy_7.sol
6,737
function bug_intou19() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_29.sol
16,086
function master() public view returns (address) { return _master; }
0
buggy_7.sol
22,761
function bug_unchk_send11() payable public{ msg.sender.transfer(1 ether);}
7
buggy_34.sol
15,465
function allowance(address _owner, address _spender) public view returns (uint256 remaining);
0
buggy_32.sol
16,909
function totalSupply() public view returns (uint256) { return _totalSupply; }
0
buggy_40.sol
24,243
function bug_unchk_send27() payable public{ msg.sender.transfer(1 ether);}
7
buggy_8.sol
23,439
function allowance(address owner, address spender) external view returns (uint256);
0
buggy_40.sol
17,453
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_11.sol
21,040
function findtwoPercent(uint256 value) public view returns (uint256) { uint256 roundValue = value.ceil(basePercent); uint256 twoPercent = roundValue.mul(basePercent).div(5000); return twoPercent; }
0
buggy_28.sol
15,089
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; }
5
buggy_30.sol
23,255
function bug_unchk_send17() payable public{ msg.sender.transfer(1 ether);}
7
buggy_50.sol
2,647
function sendTo(address receiver, uint amount) public { // <yes> <report> ACCESS_CONTROL require(tx.origin == owner); receiver.transfer(amount); }
1
mycontract.sol
19,173
function bug_tmstmp37() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_36.sol
14,885
function getAbortInvestAmount(User memory user) private view returns (uint256 amount) { uint256 commissionDays = now.sub(user.currentInvestTime).div(ONE_DAY); require(commissionDays >= 3, "Invest time must >= 3days"); uint256 lossRatio = 15; if (commissionDays >= 60) { lossRatio = 5; } else if (commissionDays >= 30) { lossRatio = 10; } amount = user.currentInvestAmount; amount = amount.sub(user.currentInvestAmount.mul(lossRatio).div(100)); }
0
buggy_24.sol
17,524
function claimReward_re_ent11() public { // ensure there is a reward to give require(redeemableEther_re_ent11[msg.sender] > 0); uint transferValue_re_ent11 = redeemableEther_re_ent11[msg.sender]; msg.sender.transfer(transferValue_re_ent11); //bug redeemableEther_re_ent11[msg.sender] = 0; }
5
buggy_16.sol