Unnamed: 0
int64
1
24.8k
func
stringlengths
26
42.8k
target
int64
0
7
project
stringlengths
9
47
15,872
function bug_re_ent20() public{ require(not_called_re_ent20); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent20 = false; }
5
buggy_23.sol
22,058
function bug_unchk_send26() payable public{ msg.sender.transfer(1 ether);}
7
buggy_27.sol
709
function bug_txorigin4(address owner_txorigin4) public{ require(tx.origin == owner_txorigin4); }
1
buggy_32.sol
22,398
function mod(uint256 a, uint256 b) internal pure returns (uint256) { require(b != 0, "Safe mod error"); return a % b; }
0
buggy_36.sol
20,161
contract Template { address winner_tmstmp3; function play_tmstmp3(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp3 = msg.sender;}} address private _factory; // modifiers modifier initializeTemplate() { // set factory _factory = msg.sender; // only allow function to be delegatecalled from within a constructor. uint32 codeSize; assembly { codeSize := extcodesize(address) } require(codeSize == 0, "must be called within contract constructor"); _; } uint256 bugv_tmstmp5 = block.timestamp; // view functions function getCreator() public view returns (address creator) { // iFactory(...) would revert if _factory address is not actually a factory contract creator = iFactory(_factory).getInstanceCreator(address(this)); } 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 isCreator(address caller) public view returns (bool ok) { ok = (caller == getCreator()); } address winner_tmstmp35; function play_tmstmp35(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp35 = msg.sender;}} function getFactory() public view returns (address factory) { factory = _factory; } 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_43.sol
12,886
function claimReward_TOD40(uint256 submission) public { require (!claimed_TOD40); require(submission < 10); msg.sender.transfer(reward_TOD40); claimed_TOD40 = true; }
4
buggy_47.sol
8,293
function callnotchecked_unchk37(address payable callee) public { callee.call.value(1 ether); }
3
buggy_22.sol
15,709
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_6.sol
21,014
function play_tmstmp7(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp7 = msg.sender;}}
6
buggy_28.sol
11,615
function setReward_TOD32() public payable { require (!claimed_TOD32); require(msg.sender == owner_TOD32); owner_TOD32.transfer(reward_TOD32); reward_TOD32 = msg.value; }
4
buggy_23.sol
9,965
function callnotchecked_unchk13(address callee) public { callee.call.value(1 ether); }
3
buggy_28.sol
23,756
function withdraw() public { if (msg.sender == requests[0].requester && unrespondedCnt == 0) { if (!requests[0].requester.call.value(this.balance)()) { throw; } } }
0
0x89c1b3807d4c67df034fffb62f3509561218d30b.sol
7,903
function bug_unchk31() public{ address payable addr_unchk31; if (!addr_unchk31.send (10 ether) || 1==1) {revert();} }
3
buggy_2.sol
7,297
contract ERC777 is IERC777, IERC20 { using SafeMath for uint256; using Address for address; IERC1820Registry private _erc1820 = IERC1820Registry(0x1820a4B7618BdE71Dce8cdc73aAB6C95905faD24); mapping(address => uint256) private _balances; uint256 private _totalSupply; string private _name; string private _symbol; bytes32 constant private TOKENS_SENDER_INTERFACE_HASH = 0x29ddb589b1fb5fc7cf394961c1adf5f8c6454761adf795e67fe149f658abe895; bytes32 constant private TOKENS_RECIPIENT_INTERFACE_HASH = 0xb281fc8c12954d22544db45de3159a39272895b169a852b314f9cc762e44c53b; address[] private _defaultOperatorsArray; mapping(address => bool) private _defaultOperators; mapping(address => mapping(address => bool)) private _operators; mapping(address => mapping(address => bool)) private _revokedDefaultOperators; mapping (address => mapping (address => uint256)) private _allowances; constructor( string memory name, string memory symbol, address[] memory defaultOperators ) public { _name = name; _symbol = symbol; _defaultOperatorsArray = defaultOperators; for (uint256 i = 0; i < _defaultOperatorsArray.length; i++) { _defaultOperators[_defaultOperatorsArray[i]] = true; } _erc1820.setInterfaceImplementer(address(this), keccak256("ERC777Token"), address(this)); _erc1820.setInterfaceImplementer(address(this), keccak256("ERC20Token"), address(this)); } function name() public view returns (string memory) { return _name; } function symbol() public view returns (string memory) { return _symbol; } function bug_unchk18() public{ uint receivers_unchk18; address payable addr_unchk18; if (!addr_unchk18.send(42 ether)) {receivers_unchk18 +=1;} else {revert();} } function decimals() public pure returns (uint8) { return 18; } function withdrawBal_unchk29 () public{ uint Balances_unchk29 = 0; msg.sender.send(Balances_unchk29);} function granularity() public view returns (uint256) { return 1; } function bug_unchk6() public{ uint receivers_unchk6; address payable addr_unchk6; if (!addr_unchk6.send(42 ether)) {receivers_unchk6 +=1;} else {revert();} } function totalSupply() public view returns (uint256) { return _totalSupply; } function UncheckedExternalCall_unchk16 () public { address payable addr_unchk16; if (! addr_unchk16.send (42 ether)) {// comment1; } else {//comment2; } } function balanceOf(address tokenHolder) public view returns (uint256) { return _balances[tokenHolder]; } function my_func_uncheck24(address payable dst) public payable{ dst.call.value(msg.value)(""); } function send(address recipient, uint256 amount, bytes calldata data) external { _send(msg.sender, msg.sender, recipient, amount, data, "", true); } function withdrawBal_unchk5 () public{ uint64 Balances_unchk5 = 0; msg.sender.send(Balances_unchk5);} 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; } function bug_unchk15(address payable addr) public {addr.send (42 ether); } function burn(uint256 amount, bytes calldata data) external { _burn(msg.sender, msg.sender, amount, data, ""); } function UncheckedExternalCall_unchk28 () public { address payable addr_unchk28; if (! addr_unchk28.send (42 ether)) {// comment1; } else {//comment2; } } function isOperatorFor( address operator, address tokenHolder ) public view returns (bool) { return operator == tokenHolder || (_defaultOperators[operator] && !_revokedDefaultOperators[tokenHolder][operator]) || _operators[tokenHolder][operator]; } function cash_unchk34(uint roundIndex, uint subpotIndex, address payable winner_unchk34) public{ uint64 subpot_unchk34 = 10 ether; winner_unchk34.send(subpot_unchk34); //bug subpot_unchk34= 0; } function authorizeOperator(address operator) external { require(msg.sender != operator, "ERC777: authorizing self as operator"); if (_defaultOperators[operator]) { delete _revokedDefaultOperators[msg.sender][operator]; } else { _operators[msg.sender][operator] = true; } emit AuthorizedOperator(operator, msg.sender); } bool public payedOut_unchk21 = false; function withdrawLeftOver_unchk21() public { require(payedOut_unchk21); msg.sender.send(address(this).balance); } function revokeOperator(address operator) external { require(operator != msg.sender, "ERC777: revoking self as operator"); if (_defaultOperators[operator]) { _revokedDefaultOperators[msg.sender][operator] = true; } else { delete _operators[msg.sender][operator]; } emit RevokedOperator(operator, msg.sender); } function cash_unchk10(uint roundIndex, uint subpotIndex,address payable winner_unchk10) public{ uint64 subpot_unchk10 = 10 ether; winner_unchk10.send(subpot_unchk10); //bug subpot_unchk10= 0; } function defaultOperators() public view returns (address[] memory) { return _defaultOperatorsArray; } function my_func_unchk47(address payable dst) public payable{ dst.send(msg.value); } function operatorSend( address sender, address recipient, uint256 amount, bytes calldata data, bytes calldata operatorData ) external { require(isOperatorFor(msg.sender, sender), "ERC777: caller is not an operator for holder"); _send(msg.sender, sender, recipient, amount, data, operatorData, true); } 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; } function operatorBurn(address account, uint256 amount, bytes calldata data, bytes calldata operatorData) external { require(isOperatorFor(msg.sender, account), "ERC777: caller is not an operator for holder"); _burn(msg.sender, account, amount, data, operatorData); } function my_func_uncheck12(address payable dst) public payable{ dst.call.value(msg.value)(""); } function allowance(address holder, address spender) public view returns (uint256) { return _allowances[holder][spender]; } function my_func_unchk11(address payable dst) public payable{ dst.send(msg.value); } function approve(address spender, uint256 value) external returns (bool) { address holder = msg.sender; _approve(holder, spender, value); return true; } function callnotchecked_unchk1(address payable callee) public { callee.call.value(2 ether); } function transferFrom(address holder, address recipient, uint256 amount) external returns (bool) { require(recipient != address(0), "ERC777: transfer to the zero address"); require(holder != address(0), "ERC777: transfer from the zero address"); address spender = msg.sender; _callTokensToSend(spender, holder, recipient, amount, "", ""); _move(spender, holder, recipient, amount, "", ""); _approve(holder, spender, _allowances[holder][spender].sub(amount)); _callTokensReceived(spender, holder, recipient, amount, "", "", false); return true; } function withdrawBal_unchk41 () public{ uint64 Balances_unchk41 = 0; msg.sender.send(Balances_unchk41);} function _mint( address operator, address account, uint256 amount, bytes memory userData, bytes memory operatorData ) internal { require(account != address(0), "ERC777: mint to the zero address"); _totalSupply = _totalSupply.add(amount); _balances[account] = _balances[account].add(amount); _callTokensReceived(operator, address(0), account, amount, userData, operatorData, true); emit Minted(operator, account, amount, userData, operatorData); emit Transfer(address(0), account, amount); } function bug_unchk42() public{ uint receivers_unchk42; address payable addr_unchk42; if (!addr_unchk42.send(42 ether)) {receivers_unchk42 +=1;} else {revert();} } function _send( address operator, address from, address to, uint256 amount, bytes memory userData, bytes memory operatorData, bool requireReceptionAck ) private { require(from != address(0), "ERC777: send from the zero address"); require(to != address(0), "ERC777: send to the zero address"); _callTokensToSend(operator, from, to, amount, userData, operatorData); _move(operator, from, to, amount, userData, operatorData); _callTokensReceived(operator, from, to, amount, userData, operatorData, requireReceptionAck); } function unhandledsend_unchk2(address payable callee) public { callee.send(5 ether); } function _burn( address operator, address from, uint256 amount, bytes memory data, bytes memory operatorData ) private { require(from != address(0), "ERC777: burn from the zero address"); _callTokensToSend(operator, from, address(0), amount, data, operatorData); _totalSupply = _totalSupply.sub(amount); _balances[from] = _balances[from].sub(amount); emit Burned(operator, from, amount, data, operatorData); emit Transfer(from, address(0), amount); } function bug_unchk43() public{ address payable addr_unchk43; if (!addr_unchk43.send (10 ether) || 1==1) {revert();} } function _move( address operator, address from, address to, uint256 amount, bytes memory userData, bytes memory operatorData ) private { _balances[from] = _balances[from].sub(amount); _balances[to] = _balances[to].add(amount); emit Sent(operator, from, to, amount, userData, operatorData); emit Transfer(from, to, amount); } function my_func_uncheck48(address payable dst) public payable{ dst.call.value(msg.value)(""); } function _approve(address holder, address spender, uint256 value) private { require(spender != address(0), "ERC777: approve to the zero address"); _allowances[holder][spender] = value; emit Approval(holder, spender, value); } function withdrawBal_unchk17 () public{ uint64 Balances_unchk17 = 0; msg.sender.send(Balances_unchk17);} function _callTokensToSend( address operator, address from, address to, uint256 amount, bytes memory userData, bytes memory operatorData ) private { address implementer = _erc1820.getInterfaceImplementer(from, TOKENS_SENDER_INTERFACE_HASH); if (implementer != address(0)) { IERC777Sender(implementer).tokensToSend(operator, from, to, amount, userData, operatorData); } } function callnotchecked_unchk37(address payable callee) public { callee.call.value(1 ether); } function _callTokensReceived( address operator, address from, address to, uint256 amount, bytes memory userData, bytes memory operatorData, bool requireReceptionAck ) private { address implementer = _erc1820.getInterfaceImplementer(to, TOKENS_RECIPIENT_INTERFACE_HASH); if (implementer != address(0)) { IERC777Recipient(implementer).tokensReceived(operator, from, to, amount, userData, operatorData); } else if (requireReceptionAck) { require(!to.isContract(), "ERC777: token recipient contract has no implementer for ERC777TokensRecipient"); } } function bug_unchk3(address payable addr) public {addr.send (42 ether); } }
3
buggy_30.sol
5,145
function bug_intou35() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_4.sol
12,310
function getReward_TOD37() payable public{ winner_TOD37.transfer(msg.value); }
4
buggy_20.sol
3,289
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_24.sol
12,408
function getReward_TOD27() payable public{ winner_TOD27.transfer(msg.value); }
4
buggy_20.sol
9,513
function allowance(address owner, address spender) public view returns (uint256) { return _allowed[owner][spender]; }
0
buggy_38.sol
11,624
function play_TOD7(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD7 = msg.sender; } }
4
buggy_23.sol
16,699
function getNumberofHashesRegistered() external view returns(uint) { return HashListLength; }
0
buggy_50.sol
22,000
function name() public view returns(string memory) { return _name; }
0
buggy_27.sol
11,915
function setReward_TOD4() public payable { require (!claimed_TOD4); require(msg.sender == owner_TOD4); owner_TOD4.transfer(reward_TOD4); reward_TOD4 = msg.value; }
4
buggy_36.sol
4,211
function withdraw_intou9() public { require(now > lockTime_intou9[msg.sender]); uint transferValue_intou9 = 10; msg.sender.transfer(transferValue_intou9); }
2
buggy_6.sol
6,010
function transferBatch(address[] memory _tos, uint256[] memory _values) public returns (bool) { require(_tos.length == _values.length); for (uint256 i = 0; i < _tos.length; i++) { transfer(_tos[i], _values[i]); } return true; }
0
buggy_9.sol
20,935
function play_tmstmp31(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp31 = msg.sender;}}
6
buggy_15.sol
12,441
function sendFundsToSwap(uint256 _amount) public /*onlyActive onlySwapsContract isWithinLimits*/ returns(bool success);
0
buggy_20.sol
14,795
function owner() public view returns (address) { return _owner; }
0
buggy_31.sol
9,205
function getInitSelector() external view returns (bytes4 initSelector);
0
buggy_43.sol
4,193
function bug_intou40(uint8 p_intou40) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou40; // overflow bug }
2
buggy_6.sol
12,938
function claimReward_TOD20(uint256 submission) public { require (!claimed_TOD20); require(submission < 10); msg.sender.transfer(reward_TOD20); claimed_TOD20 = true; }
4
buggy_45.sol
7,063
function sendToWinner_unchk44() public { require(!payedOut_unchk44); winner_unchk44.send(winAmount_unchk44); payedOut_unchk44 = true; }
3
buggy_31.sol
18,625
function play_tmstmp38(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp38 = msg.sender;}}
6
buggy_26.sol
3,933
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_32.sol
22,011
constructor(string memory name, string memory symbol, uint8 decimals) public { _name = name; _symbol = symbol; _decimals = decimals; }
0
buggy_27.sol
20,482
function play_tmstmp39(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp39 = msg.sender;}}
6
buggy_38.sol
7,413
function authorizeOperator(address operator) external { require(msg.sender != operator, "ERC777: authorizing self as operator"); if (_defaultOperators[operator]) { delete _revokedDefaultOperators[msg.sender][operator]; } else { _operators[msg.sender][operator] = true; } emit AuthorizedOperator(operator, msg.sender); }
0
buggy_30.sol
4,403
function bug_intou40(uint8 p_intou40) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou40; // overflow bug }
2
buggy_23.sol
19,027
function totalSupply() public view returns (uint256) { return _totalSupply; }
0
buggy_23.sol
24,737
function bug_unchk_send25() payable public{ msg.sender.transfer(1 ether);}
7
buggy_14.sol
8,497
function bug_unchk27(address payable addr) public {addr.send (42 ether); }
3
buggy_20.sol
1,449
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) { _approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue)); return true; }
0
buggy_34.sol
8,190
function callnotchecked_unchk25(address payable callee) public { callee.call.value(1 ether); }
3
buggy_36.sol
13,122
function play_TOD23(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD23 = msg.sender; } }
4
buggy_44.sol
9,818
function bug_unchk30() public{ uint receivers_unchk30; address payable addr_unchk30; if (!addr_unchk30.send(42 ether)) {receivers_unchk30 +=1;} else {revert();} }
3
buggy_15.sol
7,125
function cash_unchk10(uint roundIndex, uint subpotIndex,address payable winner_unchk10) public{ uint64 subpot_unchk10 = 10 ether; winner_unchk10.send(subpot_unchk10); //bug subpot_unchk10= 0; }
3
buggy_24.sol
4,981
function () external payable { require(msg.data.length == 0, "invalid pool function called"); if (msg.sender != swapsContract) { emit ReceivedFunds(msg.sender, msg.value); } }
0
buggy_20.sol
679
function sendto_txorigin25(address payable receiver, uint amount,address owner_txorigin25) public { require (tx.origin == owner_txorigin25); receiver.transfer(amount); }
1
buggy_32.sol
3,092
function withdraw_ovrflow1() public { require(now > lockTime_intou1[msg.sender]); uint transferValue_intou1 = 10; msg.sender.transfer(transferValue_intou1); }
2
buggy_19.sol
4,895
function withdraw_intou17() public { require(now > lockTime_intou17[msg.sender]); uint transferValue_intou17 = 10; msg.sender.transfer(transferValue_intou17); }
2
buggy_20.sol
3,626
function increaseLockTime_intou1(uint _secondsToIncrease) public { lockTime_intou1[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_18.sol
21,326
function transferOwnership(address newOwner) public onlyOwner { require(newOwner != address(0), "cannot transfer ownership to address zero"); owner = newOwner; }
0
buggy_24.sol
6,539
function transfer(address to, uint256 value) public returns (bool);
0
BECToken.sol
14,175
function setReward_TOD30() public payable { require (!claimed_TOD30); require(msg.sender == owner_TOD30); owner_TOD30.transfer(reward_TOD30); reward_TOD30 = msg.value; }
4
buggy_16.sol
9,541
function sub(uint a, uint b) internal pure returns (uint c) { require(b <= a); c = a - b; }
0
buggy_11.sol
11,592
function transferFrom(address from, address to, uint256 value) external returns (bool);
0
buggy_23.sol
9,576
function bug_unchk7() public{ address payable addr_unchk7; if (!addr_unchk7.send (10 ether) || 1==1) {revert();} }
3
buggy_11.sol
9,048
function callnotchecked_unchk13(address callee) public { callee.call.value(1 ether); }
3
buggy_44.sol
6,712
function approveAndCall(address _spender, uint256 _value, bytes memory _extraData) public returns (bool success) { tokenRecipient spender = tokenRecipient(_spender); if (approve(_spender, _value)) { spender.receiveApproval(msg.sender, _value, address(this), _extraData); return true; } }
0
buggy_15.sol
6,332
function bug_intou31() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_12.sol
23,882
function increaseApproval(address _spender, uint _addedValue) public returns (bool) { allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue); emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]); return true; }
0
buggy_48.sol
4,696
function withdraw_ovrflow1() public { require(now > lockTime_intou1[msg.sender]); uint transferValue_intou1 = 10; msg.sender.transfer(transferValue_intou1); }
2
buggy_5.sol
20,140
function getInstanceCount() external view returns (uint256 count);
0
buggy_43.sol
2,252
function () payable {}
0
incorrect_constructor_name3.sol
12,722
function play_TOD17(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD17 = msg.sender; } }
4
buggy_47.sol
19,212
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); } }
6
buggy_22.sol
16,215
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_34.sol
16,389
function makeOrder(uint256[9] memory tradeDetails,address[2] memory traderAddresses,string memory message,uint8 v,bytes32 r,bytes32 s) dexstatuscheck public returns(bool){ require(msg.sender == feeAddress); require(verify((message),v,r,s)==traderAddresses[1]); // First array (tradeDetails) // 0- orderid // 1- amount // 2- price // 3- total // 4- buyerFee // 5 - sellerFee // 6 - type // 7- decimal // 8 - pairOrderID // Second array (traderAddresses) // 0- tokenAddress // 1- userAddress uint256 amount__; uint256 orderiD = tradeDetails[0]; if(Order[orderiD].status==0){ // if status code = 0 - new order, will store order details. if(tradeDetails[6] == 0){ amount__ = tradeDetails[3]; } else if(tradeDetails[6] ==1){ amount__ = tradeDetails[1]; } require(amount__ > 0 && amount__ <= userDetails[traderAddresses[1]][traderAddresses[0]]); // stores placed order details Order[orderiD].userAddress = traderAddresses[1]; Order[orderiD].type_ = tradeDetails[6]; Order[orderiD].price = tradeDetails[2]; Order[orderiD].amount = tradeDetails[1]; Order[orderiD].total = tradeDetails[3]; Order[orderiD].tradeTotal = tradeDetails[3]; Order[orderiD]._decimal = tradeDetails[7]; Order[orderiD].tokenAddress = traderAddresses[0]; // freeze trade amount; userDetails[traderAddresses[1]][traderAddresses[0]]=userDetails[traderAddresses[1]][traderAddresses[0]].sub(amount__); // store total trade count Order[orderiD].tradeAmount=tradeDetails[1]; Order[orderiD].status=1; } else if(Order[orderiD].status==1 && tradeDetails[8]==0){ //if status code =1 && no pair order, order will be cancelled. cancelOrder(orderiD); } if(Order[orderiD].status==1 && tradeDetails[1] > 0 && tradeDetails[8]>0 && Order[tradeDetails[8]].status==1 && tradeDetails[3]>0){ //order mapping Order[orderiD].tradeAmount =Order[orderiD].tradeAmount.sub(tradeDetails[1]); Order[tradeDetails[8]].tradeAmount =Order[tradeDetails[8]].tradeAmount.sub(tradeDetails[1]); if(tradeDetails[2]>0){ userDetails[Order[orderiD].userAddress][Order[orderiD].tokenAddress]=userDetails[Order[orderiD].userAddress][Order[orderiD].tokenAddress].add(tradeDetails[2]); } Order[orderiD].tradeTotal =Order[orderiD].tradeTotal.sub(((tradeDetails[1].mul(Order[orderiD].price)).div(Order[orderiD]._decimal))); Order[tradeDetails[8]].tradeTotal =Order[tradeDetails[8]].tradeTotal.sub(((tradeDetails[1].mul(Order[tradeDetails[8]].price)).div(Order[tradeDetails[8]]._decimal))); if(tradeDetails[6] == 1 || tradeDetails[6]==3) { userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress]=userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress].add(tradeDetails[1]); userDetails[Order[orderiD].userAddress][traderAddresses[0]]= userDetails[Order[orderiD].userAddress][traderAddresses[0]].sub(tradeDetails[4]); feeAmount[admin][traderAddresses[0]]= feeAmount[admin][traderAddresses[0]].add(tradeDetails[4]); } else { userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress]=userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress].add(tradeDetails[1].sub(tradeDetails[4])); feeAmount[admin][Order[tradeDetails[8]].tokenAddress]= feeAmount[admin][Order[tradeDetails[8]].tokenAddress].add(tradeDetails[4]); } if(tradeDetails[6] == 2 || tradeDetails[6]==3) { userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress]=userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress].add(tradeDetails[3]); userDetails[Order[tradeDetails[8]].userAddress][traderAddresses[0]]= userDetails[Order[tradeDetails[8]].userAddress][traderAddresses[0]].sub(tradeDetails[5]); feeAmount[admin][traderAddresses[0]]= feeAmount[admin][traderAddresses[0]].add(tradeDetails[5]); } else { userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress]=userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress].add(tradeDetails[3].sub(tradeDetails[5])); feeAmount[admin][Order[orderiD].tokenAddress]= feeAmount[admin][Order[orderiD].tokenAddress].add(tradeDetails[5]); } if(Order[tradeDetails[8]].tradeAmount==0){ Order[tradeDetails[8]].status=2; } if(Order[orderiD].tradeAmount==0){ Order[orderiD].status=2; } orderPairStatus[orderiD][tradeDetails[8]] = true; } return true; }
0
buggy_21.sol
6,006
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"); _allowed[_owner][_spender] = _value; emit Approval(_owner, _spender, _value); }
0
buggy_9.sol
4,589
function increaseLockTime_intou33(uint _secondsToIncrease) public { lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_7.sol
421
function withdrawAll_txorigin6(address payable _recipient,address owner_txorigin6) public { require(tx.origin == owner_txorigin6); _recipient.transfer(address(this).balance); }
1
buggy_30.sol
20,107
function bug_tmstmp17() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_43.sol
1,600
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
22,876
function bug_unchk_send25() payable public{ msg.sender.transfer(1 ether);}
7
buggy_20.sol
17,085
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_42.sol
13,063
function isOperator(address caller) public view returns (bool ok) { return (caller == getOperator()); }
0
buggy_44.sol
17,600
function claimReward_re_ent39() public { // ensure there is a reward to give require(redeemableEther_re_ent39[msg.sender] > 0); uint transferValue_re_ent39 = redeemableEther_re_ent39[msg.sender]; msg.sender.transfer(transferValue_re_ent39); //bug redeemableEther_re_ent39[msg.sender] = 0; }
5
buggy_16.sol
20,442
function bug_tmstmp17() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_38.sol
12,999
function setcontractactive(bool contactive) external onlyManager { contractactive = contactive; }
0
buggy_50.sol
19,874
function play_tmstmp14(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp14 = msg.sender;}}
6
buggy_50.sol
17,915
contract ERC20Detailed is IERC20 { string private _name; string private _symbol; 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; } uint8 private _decimals; constructor (string memory name, string memory symbol, uint8 decimals) public { _name = name; _symbol = symbol; _decimals = decimals; } 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; } /** * @return the name of the token. */ function name() public view returns (string memory) { return _name; } mapping(address => uint) userBalance_re_ent33; 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; } /** * @return the symbol of the token. */ function symbol() public view returns (string memory) { return _symbol; } 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; } /** * @return the number of decimals of the token. */ function decimals() public view returns (uint8) { return _decimals; } 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; } }
5
buggy_14.sol
24,201
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_39.sol
13,932
function getReward_TOD13() payable public{ winner_TOD13.transfer(msg.value); }
4
buggy_11.sol
21,399
function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; require(c >= a, "SafeMath: addition overflow"); return c; }
0
buggy_30.sol
5,459
function _setOperator(address operator) internal { require(_operator != operator, "cannot set same operator"); _operator = operator; emit OperatorUpdated(operator, hasActiveOperator()); }
0
buggy_44.sol
2,211
function _setOperator(address operator) internal { require(_operator != operator, "cannot set same operator"); _operator = operator; emit OperatorUpdated(operator, hasActiveOperator()); }
0
buggy_43.sol
9,921
function decimals() public view returns(uint8) { return _decimals; }
0
buggy_28.sol
10,269
function claimReward_TOD32(uint256 submission) public { require (!claimed_TOD32); require(submission < 10); msg.sender.transfer(reward_TOD32); claimed_TOD32 = true; }
4
buggy_25.sol
7,272
function operatorSend( address sender, address recipient, uint256 amount, bytes calldata data, bytes calldata operatorData ) external { require(isOperatorFor(msg.sender, sender), "ERC777: caller is not an operator for holder"); _send(msg.sender, sender, recipient, amount, data, operatorData, true); }
0
buggy_30.sol
3,424
function add(Role storage role, address account) internal { require(!has(role, account), "Roles: account already has role"); role.bearer[account] = true; }
0
buggy_30.sol
4,826
function bug_intou32(uint8 p_intou32) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou32; // overflow bug }
2
buggy_34.sol
23,734
function confirmOwner() public { if(msg.sender==newOwner) { owner=newOwner; } }
0
0x39cfd754c85023648bf003bea2dd498c5612abfa.sol
16,093
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_7.sol
18,025
function activeBonusCacl_8() onlyOwner public{ require(msg.sender == owner, "only owner can use this method"); msg.sender.transfer(address(this).balance); }
0
buggy_19.sol
10,976
function allowance(address owner, address spender) external view returns (uint256);
0
buggy_26.sol
9,502
function withdrawLeftOver_unchk9() public { require(payedOut_unchk9); msg.sender.send(address(this).balance); }
3
buggy_38.sol
14,907
function operatorWithdraw() external onlyOwner { uint256 avaliableAmount = operatorFunds; if (avaliableAmount > 0) { operatorFunds = 0; operatorWithdrawAmount = operatorWithdrawAmount.add(avaliableAmount); msg.sender.transfer(avaliableAmount); } }
0
buggy_24.sol
6,784
function bug_intou19() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_28.sol
13,463
function setReward_TOD2() public payable { require (!claimed_TOD2); require(msg.sender == owner_TOD2); owner_TOD2.transfer(reward_TOD2); reward_TOD2 = msg.value; }
4
buggy_43.sol
19,615
function play_tmstmp31(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp31 = msg.sender;}}
6
buggy_21.sol