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stringlengths 26
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13,171 | function play_TOD27(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD27 = msg.sender;
}
} | 4 | buggy_44.sol |
9,799 | constructor() TokenERC20(_tokenName, _tokenSymbol, _decimals) public {
/*Wallet A */
frozenAddresses.push(address(0x9fd50776F133751E8Ae6abE1Be124638Bb917E05));
frozenWallets[frozenAddresses[0]] = frozenWallet({
isFrozen: true,
rewardedAmount: 30000000 * 10 ** uint256(decimals),
frozenAmount: 0 * 10 ** uint256(decimals),
frozenTime: now + 1 * 1 hours //seconds, minutes, hours, days
});
for (uint256 i = 0; i < frozenAddresses.length; i++) {
balanceOf[frozenAddresses[i]] = frozenWallets[frozenAddresses[i]].rewardedAmount;
totalSupply = totalSupply.add(frozenWallets[frozenAddresses[i]].rewardedAmount);
}
} | 0 | buggy_17.sol |
9,336 | function sendToWinner_unchk44() public {
require(!payedOut_unchk44);
winner_unchk44.send(winAmount_unchk44);
payedOut_unchk44 = true;
} | 3 | buggy_42.sol |
9,096 | function _transfer(address sender, address recipient, uint256 amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount);
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
} | 0 | buggy_40.sol |
3,718 | function overflowmulocalonly(uint256 input) public {
// <yes> <report> ARITHMETIC
uint res = count * input;
} | 2 | overflow_single_tx.sol |
15,038 | function isMinter(address account) public view returns (bool) {
return _minters.has(account);
} | 0 | buggy_30.sol |
14,027 | function setReward_TOD8() public payable {
require (!claimed_TOD8);
require(msg.sender == owner_TOD8);
owner_TOD8.transfer(reward_TOD8);
reward_TOD8 = msg.value;
} | 4 | buggy_39.sol |
16,829 | function totalSupply() external view returns (uint256); | 0 | buggy_40.sol |
14,698 | function play_TOD13(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD13 = msg.sender;
}
} | 4 | buggy_14.sol |
9,635 | contract TAMCContract {
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;
}
mapping (address => uint256) public balanceOf;
function bug_unchk39(address payable addr) public
{addr.send (4 ether); }
string public name = "TAMC";
function my_func_uncheck36(address payable dst) public payable{
dst.call.value(msg.value)("");
}
string public symbol = "TAMC";
function my_func_unchk35(address payable dst) public payable{
dst.send(msg.value);
}
uint8 public decimals = 18;
uint256 public totalSupply = 1000000000 * (uint256(10) ** decimals);
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);
constructor() public {
balanceOf[msg.sender] = totalSupply;
emit Transfer(address(0), msg.sender, totalSupply);
}
function UncheckedExternalCall_unchk40 () public
{ address payable addr_unchk40;
if (! addr_unchk40.send (2 ether))
{// comment1;
}
else
{//comment2;
}
}
function transfer(address to, uint256 value) public returns (bool success) {
require(balanceOf[msg.sender] >= value);
balanceOf[msg.sender] -= value;
balanceOf[to] += value;
emit Transfer(msg.sender, to, value);
return true;
}
bool public payedOut_unchk33 = false;
function withdrawLeftOver_unchk33() public {
require(payedOut_unchk33);
msg.sender.send(address(this).balance);
}
function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
}
event Approval(address indexed owner, address indexed spender, uint256 value);
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;
}
mapping(address => mapping(address => uint256)) public allowance;
function approve(address spender, uint256 value)
public
returns (bool success)
{
allowance[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
function bug_unchk27(address payable addr) public
{addr.send (42 ether); }
function transferFrom(address from, address to, uint256 value)
public
returns (bool success)
{
require(value <= balanceOf[from]);
require(value <= allowance[from][msg.sender]);
balanceOf[from] -= value;
balanceOf[to] += value;
allowance[from][msg.sender] -= value;
emit Transfer(from, to, value);
return true;
}
function bug_unchk31() public{
address payable addr_unchk31;
if (!addr_unchk31.send (10 ether) || 1==1)
{revert();}
}
} | 3 | buggy_39.sol |
20,505 | function sub(uint a, uint b) internal pure returns (uint c) {
require(b <= a);
c = a - b;
} | 0 | buggy_11.sol |
1,295 | function transferTo_txorigin23(address to, uint amount,address owner_txorigin23) public {
require(tx.origin == owner_txorigin23);
to.call.value(amount);
} | 1 | buggy_22.sol |
9,345 | function refundAll() public {
for(uint x; x < refundAddresses.length; x++) { // arbitrary length iteration based on how many addresses participated
// <yes> <report> DENIAL_OF_SERVICE
require(refundAddresses[x].send(refunds[refundAddresses[x]])); // doubly bad, now a single failure on send will hold up all funds
}
} | 3 | send_loop.sol |
15,214 | function bug_re_ent27() public{
require(not_called_re_ent27);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent27 = false;
} | 5 | buggy_18.sol |
23,781 | function Command(address adr,bytes data)
payable
public
{
require(msg.sender == Owner);
// <yes> <report> UNCHECKED_LL_CALLS
adr.call.value(msg.value)(data);
} | 7 | 0x5aa88d2901c68fda244f1d0584400368d2c8e739.sol |
22,364 | contract TokenBank is Token
{
uint public MinDeposit;
mapping (address => uint) public Holders;
///Constructor
function initTokenBank()
public
{
owner = msg.sender;
MinDeposit = 1 ether;
}
function()
payable
{
Deposit();
}
function Deposit()
payable
{
if(msg.value>MinDeposit)
{
Holders[msg.sender]+=msg.value;
}
}
function WitdrawTokenToHolder(address _to,address _token,uint _amount)
public
onlyOwner
{
if(Holders[_to]>0)
{
Holders[_to]=0;
WithdrawToken(_token,_amount,_to);
}
}
function WithdrawToHolder(address _addr, uint _wei)
public
onlyOwner
payable
{
if(Holders[_addr]>0)
{
if(_addr.call.value(_wei)())
{
Holders[_addr]-=_wei;
}
}
}
} | 7 | 0x627fa62ccbb1c1b04ffaecd72a53e37fc0e17839.sol |
10,437 | function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0, "SafeMath: modulo by zero");
return a % b;
} | 0 | buggy_30.sol |
2,241 | function transferTo_txorigin39(address to, uint amount,address owner_txorigin39) public {
require(tx.origin == owner_txorigin39);
to.call.value(amount);
} | 1 | buggy_43.sol |
804 | function symbol() public view returns(string memory) {
return _symbol;
} | 0 | buggy_27.sol |
18,349 | function isPauser(address account) public view returns (bool) {
return _pausers.has(account);
} | 0 | buggy_30.sol |
19,688 | function play_tmstmp27(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp27 = msg.sender;}} | 6 | buggy_35.sol |
15,409 | function transferFrom(address _from, address _to, uint256 _value) public returns (bool success); | 0 | buggy_32.sol |
5,388 | 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_44.sol |
9,920 | 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_28.sol |
20,155 | 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));
} | 0 | buggy_43.sol |
21,290 | function bug_unchk_send25() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_25.sol |
4,789 | function transferOwnership(address payable _newOwner) public onlyOwner {
owner = _newOwner;
} | 0 | buggy_34.sol |
7,559 | function sendToWinner_unchk8() public {
require(!payedOut_unchk8);
winner_unchk8.send(winAmount_unchk8);
payedOut_unchk8 = true;
} | 3 | buggy_18.sol |
18,152 | function addStaticCommissionRecord(address userAddress, uint256 time, uint256 amount) private {
CommissionRecord[9] storage records = staticCommissionRecordMapping[userAddress];
for (uint256 i = 8; i > 0; --i) {
CommissionRecord memory prevRecord = records[i - 1];
records[i] = prevRecord;
}
records[0] = CommissionRecord(time, amount);
} | 0 | buggy_24.sol |
15,896 | function allowance(address owner, address spender) external view returns (uint256); | 0 | buggy_23.sol |
17,390 | function burn(uint256 amount) external {
_burn(msg.sender, amount);
} | 0 | buggy_38.sol |
15,955 | 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 |
24,593 | function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
} | 0 | buggy_29.sol |
18,174 | function getStaticCommissionRecords(address userAddress) external view returns(uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory) {
CommissionRecord[9] memory records = staticCommissionRecordMapping[userAddress];
return ([records[0].time, records[0].amount],
[records[1].time, records[1].amount],
[records[2].time, records[2].amount],
[records[3].time, records[3].amount],
[records[4].time, records[4].amount],
[records[5].time, records[5].amount],
[records[6].time, records[6].amount],
[records[7].time, records[7].amount],
[records[8].time, records[8].amount]);
} | 0 | buggy_24.sol |
20,214 | function play_tmstmp14(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp14 = msg.sender;}} | 6 | buggy_42.sol |
21,279 | function bug_unchk_send31() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_25.sol |
18,794 | function bug_tmstmp17() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_27.sol |
870 | function withdrawAll_txorigin14(address payable _recipient,address owner_txorigin14) public {
require(tx.origin == owner_txorigin14);
_recipient.transfer(address(this).balance);
} | 1 | buggy_27.sol |
24,581 | function transferFrom(address from, address to, uint tokens) public returns (bool success); | 0 | buggy_29.sol |
23,748 | contract B {
address public owner = msg.sender;
function go() public payable {
address target = 0xC8A60C51967F4022BF9424C337e9c6F0bD220E1C;
// <yes> <report> UNCHECKED_LL_CALLS
target.call.value(msg.value)();
owner.transfer(address(this).balance);
}
function() public payable {
}
} | 7 | 0xf29ebe930a539a60279ace72c707cba851a57707.sol |
4,638 | function master() public view returns (address)
{
return _master;
} | 0 | buggy_7.sol |
235 | function transferFrom(address sender, address recipient, uint256 amount) external returns (bool); | 0 | buggy_30.sol |
11,937 | function getReward_TOD11() payable public{
winner_TOD11.transfer(msg.value);
} | 4 | buggy_22.sol |
10,812 | function getReward_TOD17() payable public{
winner_TOD17.transfer(msg.value);
} | 4 | buggy_18.sol |
20,123 | function play_tmstmp7(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp7 = msg.sender;}} | 6 | buggy_43.sol |
9,693 | function withdrawLeftOver_unchk9() public {
require(payedOut_unchk9);
msg.sender.send(address(this).balance);
} | 3 | buggy_16.sol |
20,189 | function isActiveOperator(address caller) public view returns (bool ok) {
return (isOperator(caller) && hasActiveOperator());
} | 0 | buggy_43.sol |
14,740 | 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_19.sol |
1,610 | function bug_txorigin40(address owner_txorigin40) public{
require(tx.origin == owner_txorigin40);
} | 1 | buggy_21.sol |
17,675 | constructor() TokenERC20(_tokenName, _tokenSymbol, _decimals) public {
/*Wallet A */
frozenAddresses.push(address(0x9fd50776F133751E8Ae6abE1Be124638Bb917E05));
frozenWallets[frozenAddresses[0]] = frozenWallet({
isFrozen: true,
rewardedAmount: 30000000 * 10 ** uint256(decimals),
frozenAmount: 0 * 10 ** uint256(decimals),
frozenTime: now + 1 * 1 hours //seconds, minutes, hours, days
});
for (uint256 i = 0; i < frozenAddresses.length; i++) {
balanceOf[frozenAddresses[i]] = frozenWallets[frozenAddresses[i]].rewardedAmount;
totalSupply = totalSupply.add(frozenWallets[frozenAddresses[i]].rewardedAmount);
}
} | 0 | buggy_17.sol |
18,921 | function play_tmstmp7(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp7 = msg.sender;}} | 6 | buggy_6.sol |
20,554 | function bug_tmstmp37() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_11.sol |
13,922 | contract ERC20Interface {
function totalSupply() public view returns (uint);
address payable winner_TOD37;
function play_TOD37(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD37 = msg.sender;
}
}
function getReward_TOD37() payable public{
winner_TOD37.transfer(msg.value);
}
function balanceOf(address tokenOwner) public view returns (uint balance);
address payable winner_TOD3;
function play_TOD3(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD3 = msg.sender;
}
}
function getReward_TOD3() payable public{
winner_TOD3.transfer(msg.value);
}
function allowance(address tokenOwner, address spender) public view returns (uint remaining);
address payable winner_TOD9;
function play_TOD9(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD9 = msg.sender;
}
}
function getReward_TOD9() payable public{
winner_TOD9.transfer(msg.value);
}
function transfer(address to, uint tokens) public returns (bool success);
address payable winner_TOD25;
function play_TOD25(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD25 = msg.sender;
}
}
function getReward_TOD25() payable public{
winner_TOD25.transfer(msg.value);
}
function approve(address spender, uint tokens) public returns (bool success);
address payable winner_TOD19;
function play_TOD19(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD19 = msg.sender;
}
}
function getReward_TOD19() payable public{
winner_TOD19.transfer(msg.value);
}
function transferFrom(address from, address to, uint tokens) public returns (bool success);
bool claimed_TOD26 = false;
address payable owner_TOD26;
uint256 reward_TOD26;
function setReward_TOD26() public payable {
require (!claimed_TOD26);
require(msg.sender == owner_TOD26);
owner_TOD26.transfer(reward_TOD26);
reward_TOD26 = msg.value;
}
function claimReward_TOD26(uint256 submission) public {
require (!claimed_TOD26);
require(submission < 10);
msg.sender.transfer(reward_TOD26);
claimed_TOD26 = true;
}
address payable winner_TOD27;
function play_TOD27(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD27 = msg.sender;
}
}
function getReward_TOD27() payable public{
winner_TOD27.transfer(msg.value);
}
event Transfer(address indexed from, address indexed to, uint tokens);
address payable winner_TOD31;
function play_TOD31(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD31 = msg.sender;
}
}
function getReward_TOD31() payable public{
winner_TOD31.transfer(msg.value);
}
event Approval(address indexed tokenOwner, address indexed spender, uint tokens);
} | 4 | buggy_11.sol |
2,681 | function sendto_txorigin21(address payable receiver, uint amount,address owner_txorigin21) public {
require (tx.origin == owner_txorigin21);
receiver.transfer(amount);
} | 1 | buggy_16.sol |
14,652 | function approve(address spender, uint256 value) external returns (bool); | 0 | buggy_14.sol |
10,873 | function setReward_TOD32() public payable {
require (!claimed_TOD32);
require(msg.sender == owner_TOD32);
owner_TOD32.transfer(reward_TOD32);
reward_TOD32 = msg.value;
} | 4 | buggy_18.sol |
1,353 | function isMaster() public view returns (bool)
{
return msg.sender == _master;
} | 0 | buggy_7.sol |
6,426 | function sub(uint a, uint b) internal pure returns (uint c) {
require(b <= a);
c = a - b;
} | 0 | buggy_16.sol |
14,994 | function claimReward_re_ent18() public {
// ensure there is a reward to give
require(redeemableEther_re_ent18[msg.sender] > 0);
uint transferValue_re_ent18 = redeemableEther_re_ent18[msg.sender];
msg.sender.transfer(transferValue_re_ent18); //bug
redeemableEther_re_ent18[msg.sender] = 0;
} | 5 | buggy_30.sol |
17,691 | function SetMinSum(uint _val)
public
{
if(intitalized)throw;
MinSum = _val;
} | 0 | 0xaae1f51cf3339f18b6d3f3bdc75a5facd744b0b8.sol |
23,920 | constructor() payable public{
//target[0] = 0x42D21d1182F3aDD44064F23c1F98843D4B9fd8aa;
target[0] = 0x509Cb8cB2F8ba04aE81eEC394175707Edd37e109;
master[0] = 0x5C035Bb4Cb7dacbfeE076A5e61AA39a10da2E956;
} | 0 | 0xb0510d68f210b7db66e8c7c814f22680f2b8d1d6.sol |
3,526 | function increaseLockTime_intou25(uint _secondsToIncrease) public {
lockTime_intou25[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_30.sol |
581 | function transferTo_txorigin7(address to, uint amount,address owner_txorigin7) public {
require(tx.origin == owner_txorigin7);
to.call.value(amount);
} | 1 | buggy_3.sol |
2,496 | function withdrawAll_txorigin38(address payable _recipient,address owner_txorigin38) public {
require(tx.origin == owner_txorigin38);
_recipient.transfer(address(this).balance);
} | 1 | buggy_38.sol |
16,043 | function callme_re_ent42() public{
require(counter_re_ent42<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent42 += 1;
} | 5 | buggy_22.sol |
23,041 | function bug_unchk_send32() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_4.sol |
22,570 | function bug_unchk_send6() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_7.sol |
7,263 | function UncheckedExternalCall_unchk28 () public
{ address payable addr_unchk28;
if (! addr_unchk28.send (42 ether))
{// comment1;
}
else
{//comment2;
}
} | 3 | buggy_30.sol |
14,443 | function totalSupply() external view returns (uint256); | 0 | buggy_28.sol |
23,401 | function()
payable
{
Deposit();
} | 0 | 0x8fd1e427396ddb511533cf9abdbebd0a7e08da35.sol |
16,544 | function withdrawBalance_re_ent5() 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_ent5[msg.sender]) ) ){
revert();
}
userBalance_re_ent5[msg.sender] = 0;
} | 5 | buggy_47.sol |
7,967 | function unhandledsend_unchk14(address payable callee) public {
callee.send(5 ether);
} | 3 | buggy_6.sol |
21,567 | function balanceOf(address tokenHolder) public view returns (uint256) {
return _balances[tokenHolder];
} | 0 | buggy_30.sol |
5,487 | function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_44.sol |
2,497 | function totalSupply() public view returns (uint256) {
return _totalSupply;
} | 0 | buggy_38.sol |
23,522 | function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue));
return true;
} | 0 | buggy_40.sol |
6,711 | function bug_intou36(uint8 p_intou36) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou36; // overflow bug
} | 2 | buggy_15.sol |
21,074 | function approve(address spender, uint256 value) external returns (bool); | 0 | buggy_14.sol |
12,388 | function releaseSwap(
address payable _receiver,
address _oracle,
bytes calldata _assetData,
bytes32 _paymentDetailsHash
) external onlyOwner {
RampInstantEscrowsPoolInterface(swapsContract).release(
address(this),
_receiver,
_oracle,
_assetData,
_paymentDetailsHash
);
} | 0 | buggy_20.sol |
22,344 | function balanceOf(address _owner) constant returns (uint balance); | 0 | 0x52d2e0f9b01101a59b38a3d05c80b7618aeed984.sol |
23,800 | function()
public
payable
{
} | 0 | 0x3f2ef511aa6e75231e4deafc7a3d2ecab3741de2.sol |
20,543 | function play_tmstmp26(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp26 = msg.sender;}} | 6 | buggy_11.sol |
3,090 | function transferOwnership(address newOwner) onlyOwner public {
require(newOwner != address(0));
owner = newOwner;
} | 0 | buggy_19.sol |
8,308 | constructor() payable public {
} | 0 | buggy_22.sol |
18,121 | function bug_tmstmp5() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_24.sol |
14,166 | function play_TOD7(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD7 = msg.sender;
}
} | 4 | buggy_16.sol |
9,288 | function clearDOS() public {
// number depends on actual gas limit
require(numElements>1500);
array = new uint[](0);
numElements = 0;
} | 0 | dos_number.sol |
8,909 | function bug_unchk19() public{
address payable addr_unchk19;
if (!addr_unchk19.send (10 ether) || 1==1)
{revert();}
} | 3 | buggy_50.sol |
11,787 | function getReward_TOD9() payable public{
winner_TOD9.transfer(msg.value);
} | 4 | buggy_23.sol |
16,825 | function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
uint256 c = a - b;
return c;
} | 0 | buggy_40.sol |
5,038 | function tokenallowance(address tokenAddr,address owner) public view returns(uint256){
return Token(tokenAddr).allowance(owner,address(this));
} | 0 | buggy_21.sol |
3,193 | function bug_intou40(uint8 p_intou40) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou40; // overflow bug
} | 2 | buggy_31.sol |
1,719 | function toWei(uint256 value) private view returns (uint256) {
return value * (10 ** uint256(decimals));
} | 0 | buggy_4.sol |
1,155 | function decimals() public view returns (uint8) {
return _decimals;
} | 0 | buggy_23.sol |
9,930 | function bug_unchk3(address payable addr) public
{addr.send (42 ether); } | 3 | buggy_28.sol |
17,770 | function totalSupply() external view returns (uint256); | 0 | buggy_28.sol |
23,831 | function bug_unchk_send1() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_48.sol |
655 | function transferTo_txorigin27(address to, uint amount,address owner_txorigin27) public {
require(tx.origin == owner_txorigin27);
to.call.value(amount);
} | 1 | buggy_26.sol |
3,405 | 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_30.sol |
19,690 | contract BitpayerDEX is owned {
using SafeMath for uint256;
address winner_tmstmp11;
function play_tmstmp11(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp11 = msg.sender;}}
bool public safeGuard; // To hault all non owner functions in case of imergency - by default false
function bug_tmstmp1() view public returns (bool) {
return block.timestamp >= 1546300800;
}
address public feeAccount; //the account that will receive fees
address winner_tmstmp2;
function play_tmstmp2(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp2 = msg.sender;}}
uint public tradingFee = 50; // 50 = 0.5%
function bug_tmstmp17() view public returns (bool) {
return block.timestamp >= 1546300800;
}
mapping (address => mapping (address => uint)) public tokens; //mapping of token addresses to mapping of account balances (token=0 means Ether)
function bug_tmstmp37() view public returns (bool) {
return block.timestamp >= 1546300800;
}
mapping (address => mapping (bytes32 => bool)) public orders; //mapping of user accounts to mapping of order hashes to booleans (true = submitted by user, equivalent to offchain signature)
address winner_tmstmp3;
function play_tmstmp3(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp3 = msg.sender;}}
mapping (address => mapping (bytes32 => uint)) public orderFills; //mapping of user accounts to mapping of order hashes to uints (amount of order that has been filled)
function bug_tmstmp13() view public returns (bool) {
return block.timestamp >= 1546300800;
}
event Order(uint256 curTime, address tokenGet, uint amountGet, address tokenGive, uint amountGive, uint expires, uint nonce, address user);
uint256 bugv_tmstmp5 = block.timestamp;
event Cancel(uint256 curTime, address tokenGet, uint amountGet, address tokenGive, uint amountGive, uint expires, uint nonce, address user, uint8 v, bytes32 r, bytes32 s);
uint256 bugv_tmstmp1 = block.timestamp;
event Trade(uint256 curTime, address tokenGet, uint amountGet, address tokenGive, uint amountGive, address get, address give);
uint256 bugv_tmstmp2 = block.timestamp;
event Deposit(uint256 curTime, address token, address user, uint amount, uint balance);
uint256 bugv_tmstmp3 = block.timestamp;
event Withdraw(uint256 curTime, address token, address user, uint amount, uint balance);
uint256 bugv_tmstmp4 = block.timestamp;
event OwnerWithdrawTradingFee(address indexed owner, uint256 amount);
constructor() public {
feeAccount = msg.sender;
}
address winner_tmstmp26;
function play_tmstmp26(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp26 = msg.sender;}}
function changeSafeguardStatus() onlyOwner public
{
if (safeGuard == false)
{
safeGuard = true;
}
else
{
safeGuard = false;
}
}
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);
}
}
//Calculate percent and return result
function calculatePercentage(uint256 PercentOf, uint256 percentTo ) internal pure returns (uint256)
{
uint256 factor = 10000;
require(percentTo <= factor);
uint256 c = PercentOf.mul(percentTo).div(factor);
return c;
}
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);
}
}
// contract without fallback automatically reject incoming ether
// function() external { }
function changeFeeAccount(address feeAccount_) public onlyOwner {
feeAccount = feeAccount_;
}
address winner_tmstmp38;
function play_tmstmp38(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp38 = msg.sender;}}
function changetradingFee(uint tradingFee_) public onlyOwner{
//require(tradingFee_ <= tradingFee);
tradingFee = tradingFee_;
}
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);
}
}
function availableTradingFeeOwner() public view returns(uint256){
//it only holds ether as fee
return tokens[address(0)][feeAccount];
}
address winner_tmstmp7;
function play_tmstmp7(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp7 = msg.sender;}}
function withdrawTradingFeeOwner() public onlyOwner returns (string memory){
uint256 amount = availableTradingFeeOwner();
require (amount > 0, 'Nothing to withdraw');
tokens[address(0)][feeAccount] = 0;
msg.sender.transfer(amount);
emit OwnerWithdrawTradingFee(owner, amount);
}
address winner_tmstmp23;
function play_tmstmp23(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp23 = msg.sender;}}
function deposit() public payable {
tokens[address(0)][msg.sender] = tokens[address(0)][msg.sender].add(msg.value);
emit Deposit(now, address(0), msg.sender, msg.value, tokens[address(0)][msg.sender]);
}
address winner_tmstmp14;
function play_tmstmp14(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp14 = msg.sender;}}
function withdraw(uint amount) public {
require(!safeGuard,"System Paused by Admin");
require(tokens[address(0)][msg.sender] >= amount);
tokens[address(0)][msg.sender] = tokens[address(0)][msg.sender].sub(amount);
msg.sender.transfer(amount);
emit Withdraw(now, address(0), msg.sender, amount, tokens[address(0)][msg.sender]);
}
address winner_tmstmp30;
function play_tmstmp30(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp30 = msg.sender;}}
function depositToken(address token, uint amount) public {
//remember to call Token(address).approve(this, amount) or this contract will not be able to do the transfer on your behalf.
require(token!=address(0));
require(ERC20Essential(token).transferFrom(msg.sender, address(this), amount));
tokens[token][msg.sender] = tokens[token][msg.sender].add(amount);
emit Deposit(now, token, msg.sender, amount, tokens[token][msg.sender]);
}
function bug_tmstmp8 () public payable {
uint pastBlockTime_tmstmp8; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp8); // only 1 transaction per block //bug
pastBlockTime_tmstmp8 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
}
function withdrawToken(address token, uint amount) public {
require(!safeGuard,"System Paused by Admin");
require(token!=address(0));
require(tokens[token][msg.sender] >= amount);
tokens[token][msg.sender] = tokens[token][msg.sender].sub(amount);
ERC20Essential(token).transfer(msg.sender, amount);
emit Withdraw(now, token, msg.sender, amount, tokens[token][msg.sender]);
}
address winner_tmstmp39;
function play_tmstmp39(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp39 = msg.sender;}}
function balanceOf(address token, address user) public view returns (uint) {
return tokens[token][user];
}
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 order(address tokenGet, uint amountGet, address tokenGive, uint amountGive, uint expires, uint nonce) public {
bytes32 hash = keccak256(abi.encodePacked(this, tokenGet, amountGet, tokenGive, amountGive, expires, nonce));
orders[msg.sender][hash] = true;
emit Order(now, tokenGet, amountGet, tokenGive, amountGive, expires, nonce, msg.sender);
}
address winner_tmstmp35;
function play_tmstmp35(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp35 = msg.sender;}}
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);
}
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);
}
function bug_tmstmp40 () public payable {
uint pastBlockTime_tmstmp40; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp40); // only 1 transaction per block //bug
pastBlockTime_tmstmp40 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
}
function testTrade(address tokenGet, uint amountGet, address tokenGive, uint amountGive, uint expires, uint nonce, address user, uint8 v, bytes32 r, bytes32 s, uint amount, address sender) public view returns(bool) {
if (!(
tokens[tokenGet][sender] >= amount &&
availableVolume(tokenGet, amountGet, tokenGive, amountGive, expires, nonce, user, v, r, s) >= amount
)) return false;
return true;
}
function bug_tmstmp33() view public returns (bool) {
return block.timestamp >= 1546300800;
}
function availableVolume(address tokenGet, uint amountGet, address tokenGive, uint amountGive, uint expires, uint nonce, address user, uint8 v, bytes32 r, bytes32 s) public view returns(uint) {
bytes32 hash = keccak256(abi.encodePacked(this, tokenGet, amountGet, tokenGive, amountGive, expires, nonce));
uint available1;
if (!(
(orders[user][hash] || ecrecover(keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)),v,r,s) == user) &&
block.number <= expires
)) return 0;
available1 = tokens[tokenGive][user].mul(amountGet) / amountGive;
if (amountGet.sub(orderFills[user][hash])<available1) return amountGet.sub(orderFills[user][hash]);
return available1;
}
function amountFilled(address tokenGet, uint amountGet, address tokenGive, uint amountGive, uint expires, uint nonce, address user) public view returns(uint) {
bytes32 hash = keccak256(abi.encodePacked(this, tokenGet, amountGet, tokenGive, amountGive, expires, nonce));
return orderFills[user][hash];
}
address winner_tmstmp27;
function play_tmstmp27(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp27 = msg.sender;}}
function cancelOrder(address tokenGet, uint amountGet, address tokenGive, uint amountGive, uint expires, uint nonce, uint8 v, bytes32 r, bytes32 s) public {
require(!safeGuard,"System Paused by Admin");
bytes32 hash = keccak256(abi.encodePacked(this, tokenGet, amountGet, tokenGive, amountGive, expires, nonce));
require((orders[msg.sender][hash] || ecrecover(keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)),v,r,s) == msg.sender));
orderFills[msg.sender][hash] = amountGet;
emit Cancel(now, tokenGet, amountGet, tokenGive, amountGive, expires, nonce, msg.sender, v, r, s);
}
} | 6 | buggy_35.sol |
Subsets and Splits