Unnamed: 0
int64 1
24.8k
| func
stringlengths 26
42.8k
| target
int64 0
7
| project
stringlengths 9
47
|
|---|---|---|---|
2,819
|
function bug_txorigin40(address owner_txorigin40) public{
require(tx.origin == owner_txorigin40);
}
| 1
|
buggy_17.sol
|
6,699
|
function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_15.sol
|
5,299
|
function increaseLockTime_intou13(uint _secondsToIncrease) public {
lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_45.sol
|
22,722
|
function bug_unchk_send32() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_5.sol
|
5,926
|
function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_48.sol
|
21,586
|
function bug_unchk_send16() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_30.sol
|
3,921
|
function bug_intou4(uint8 p_intou4) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou4; // overflow bug
}
| 2
|
buggy_32.sol
|
16,011
|
function () payable external {
emit receivedEther(msg.sender, msg.value);
}
| 0
|
buggy_22.sol
|
18,000
|
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_19.sol
|
1,351
|
function isOwner() public view returns (bool)
{
return msg.sender == _owner;
}
| 0
|
buggy_7.sol
|
11,859
|
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "Safe sub error");
uint256 c = a - b;
return c;
}
| 0
|
buggy_36.sol
|
20,656
|
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
}
| 0
|
buggy_8.sol
|
12,107
|
contract Ownable
{
address payable winner_TOD21;
function play_TOD21(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD21 = msg.sender;
}
}
function getReward_TOD21() payable public{
winner_TOD21.transfer(msg.value);
}
bool private stopped;
bool claimed_TOD10 = false;
address payable owner_TOD10;
uint256 reward_TOD10;
function setReward_TOD10() public payable {
require (!claimed_TOD10);
require(msg.sender == owner_TOD10);
owner_TOD10.transfer(reward_TOD10);
reward_TOD10 = msg.value;
}
function claimReward_TOD10(uint256 submission) public {
require (!claimed_TOD10);
require(submission < 10);
msg.sender.transfer(reward_TOD10);
claimed_TOD10 = true;
}
address private _owner;
bool claimed_TOD22 = false;
address payable owner_TOD22;
uint256 reward_TOD22;
function setReward_TOD22() public payable {
require (!claimed_TOD22);
require(msg.sender == owner_TOD22);
owner_TOD22.transfer(reward_TOD22);
reward_TOD22 = msg.value;
}
function claimReward_TOD22(uint256 submission) public {
require (!claimed_TOD22);
require(submission < 10);
msg.sender.transfer(reward_TOD22);
claimed_TOD22 = true;
}
address private _master;
bool claimed_TOD36 = false;
address payable owner_TOD36;
uint256 reward_TOD36;
function setReward_TOD36() public payable {
require (!claimed_TOD36);
require(msg.sender == owner_TOD36);
owner_TOD36.transfer(reward_TOD36);
reward_TOD36 = msg.value;
}
function claimReward_TOD36(uint256 submission) public {
require (!claimed_TOD36);
require(submission < 10);
msg.sender.transfer(reward_TOD36);
claimed_TOD36 = true;
}
event Stopped();
address payable winner_TOD35;
function play_TOD35(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD35 = msg.sender;
}
}
function getReward_TOD35() payable public{
winner_TOD35.transfer(msg.value);
}
event Started();
bool claimed_TOD40 = false;
address payable owner_TOD40;
uint256 reward_TOD40;
function setReward_TOD40() public payable {
require (!claimed_TOD40);
require(msg.sender == owner_TOD40);
owner_TOD40.transfer(reward_TOD40);
reward_TOD40 = msg.value;
}
function claimReward_TOD40(uint256 submission) public {
require (!claimed_TOD40);
require(submission < 10);
msg.sender.transfer(reward_TOD40);
claimed_TOD40 = true;
}
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
address payable winner_TOD33;
function play_TOD33(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD33 = msg.sender;
}
}
function getReward_TOD33() payable public{
winner_TOD33.transfer(msg.value);
}
event MasterRoleTransferred(address indexed previousMaster, address indexed newMaster);
constructor () internal
{
stopped = false;
_owner = msg.sender;
_master = msg.sender;
emit OwnershipTransferred(address(0), _owner);
emit MasterRoleTransferred(address(0), _master);
}
address payable winner_TOD1;
function play_TOD1(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD1 = msg.sender;
}
}
function getReward_TOD1() payable public{
winner_TOD1.transfer(msg.value);
}
function owner() public view returns (address)
{
return _owner;
}
bool claimed_TOD2 = false;
address payable owner_TOD2;
uint256 reward_TOD2;
function setReward_TOD2() public payable {
require (!claimed_TOD2);
require(msg.sender == owner_TOD2);
owner_TOD2.transfer(reward_TOD2);
reward_TOD2 = msg.value;
}
function claimReward_TOD2(uint256 submission) public {
require (!claimed_TOD2);
require(submission < 10);
msg.sender.transfer(reward_TOD2);
claimed_TOD2 = true;
}
function master() public view returns (address)
{
return _master;
}
address payable winner_TOD17;
function play_TOD17(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD17 = msg.sender;
}
}
function getReward_TOD17() payable public{
winner_TOD17.transfer(msg.value);
}
modifier onlyOwner()
{
require(isOwner());
_;
}
modifier onlyMaster()
{
require(isMaster() || isOwner());
_;
}
modifier onlyWhenNotStopped()
{
require(!isStopped());
_;
}
function isOwner() public view returns (bool)
{
return msg.sender == _owner;
}
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 isMaster() public view returns (bool)
{
return msg.sender == _master;
}
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 transferOwnership(address newOwner) external onlyOwner
{
_transferOwnership(newOwner);
}
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 transferMasterRole(address newMaster) external onlyOwner
{
_transferMasterRole(newMaster);
}
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 isStopped() public view returns (bool)
{
return stopped;
}
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 stop() public onlyOwner
{
_stop();
}
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;
}
function start() public onlyOwner
{
_start();
}
bool claimed_TOD20 = false;
address payable owner_TOD20;
uint256 reward_TOD20;
function setReward_TOD20() public payable {
require (!claimed_TOD20);
require(msg.sender == owner_TOD20);
owner_TOD20.transfer(reward_TOD20);
reward_TOD20 = msg.value;
}
function claimReward_TOD20(uint256 submission) public {
require (!claimed_TOD20);
require(submission < 10);
msg.sender.transfer(reward_TOD20);
claimed_TOD20 = true;
}
function _transferOwnership(address newOwner) internal
{
require(newOwner != address(0));
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
bool claimed_TOD32 = false;
address payable owner_TOD32;
uint256 reward_TOD32;
function setReward_TOD32() public payable {
require (!claimed_TOD32);
require(msg.sender == owner_TOD32);
owner_TOD32.transfer(reward_TOD32);
reward_TOD32 = msg.value;
}
function claimReward_TOD32(uint256 submission) public {
require (!claimed_TOD32);
require(submission < 10);
msg.sender.transfer(reward_TOD32);
claimed_TOD32 = true;
}
function _transferMasterRole(address newMaster) internal
{
require(newMaster != address(0));
emit MasterRoleTransferred(_master, newMaster);
_master = newMaster;
}
bool claimed_TOD38 = false;
address payable owner_TOD38;
uint256 reward_TOD38;
function setReward_TOD38() public payable {
require (!claimed_TOD38);
require(msg.sender == owner_TOD38);
owner_TOD38.transfer(reward_TOD38);
reward_TOD38 = msg.value;
}
function claimReward_TOD38(uint256 submission) public {
require (!claimed_TOD38);
require(submission < 10);
msg.sender.transfer(reward_TOD38);
claimed_TOD38 = true;
}
function _stop() internal
{
emit Stopped();
stopped = true;
}
bool claimed_TOD4 = false;
address payable owner_TOD4;
uint256 reward_TOD4;
function setReward_TOD4() public payable {
require (!claimed_TOD4);
require(msg.sender == owner_TOD4);
owner_TOD4.transfer(reward_TOD4);
reward_TOD4 = msg.value;
}
function claimReward_TOD4(uint256 submission) public {
require (!claimed_TOD4);
require(submission < 10);
msg.sender.transfer(reward_TOD4);
claimed_TOD4 = true;
}
function _start() internal
{
emit Started();
stopped = false;
}
address payable winner_TOD7;
function play_TOD7(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD7 = msg.sender;
}
}
function getReward_TOD7() payable public{
winner_TOD7.transfer(msg.value);
}
}
| 4
|
buggy_7.sol
|
13,776
|
function balanceOf(address who) external view returns (uint256);
| 0
|
buggy_38.sol
|
14,047
|
function play_TOD27(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD27 = msg.sender;
}
}
| 4
|
buggy_39.sol
|
6,945
|
function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_14.sol
|
1,300
|
function executeProposal(uint proposalNumber, bytes memory transactionBytecode) public {
Proposal storage p = proposals[proposalNumber];
require(initialized);
require(now > p.minExecutionDate // If it is past the voting deadline
&& !p.executed // and it has not already been executed
&& p.proposalHash == keccak256(abi.encodePacked(p.recipient, p.amount, transactionBytecode))); // and the supplied code matches the proposal...
// ...then tally the results
uint quorum = 0;
uint yea = 0;
uint nay = 0;
for (uint i = 0; i < p.votes.length; ++i) {
Vote storage v = p.votes[i];
uint voteWeight = tokenAddress.actualBalanceOf(v.voter);
quorum += voteWeight;
if (v.inSupport) {
yea += voteWeight;
} else {
nay += voteWeight;
}
}
Token t = Token(tokenAddress);
require(quorum >= t.totalSupply().mul(minimumQuorum).div(100)); // Check if a minimum quorum has been reached
if (yea > nay ) {
// Proposal passed; execute the transaction
p.executed = true;
(bool success, ) = p.recipient.call.value(p.amount)(transactionBytecode);
require(success);
p.proposalPassed = true;
} else {
// Proposal failed
p.proposalPassed = false;
}
// Fire Events
emit ProposalTallied(proposalNumber, yea - nay, quorum, p.proposalPassed);
}
| 0
|
buggy_22.sol
|
11,219
|
function redeem() public{
require(!lock);
require(!staker[msg.sender].redeem);
require(staker[msg.sender].time + stakeTime <= now);
require(token.transfer(msg.sender,staker[msg.sender].tokens));
require(token.transferFrom(owner, msg.sender ,staker[msg.sender].tokens * stakePercentage * 100 / 10000));
emit tokensRedeemed(msg.sender, staker[msg.sender].tokens, staker[msg.sender].tokens * stakePercentage * 100 / 10000);
staker[msg.sender].redeem = true;
staker[msg.sender].tokens = 0;
}
| 0
|
buggy_33.sol
|
4,997
|
function increaseLockTime_intou13(uint _secondsToIncrease) public {
lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_21.sol
|
3,490
|
function bug_intou23() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_30.sol
|
17,945
|
function allowance(address owner, address spender) public view returns (uint256) {
return _allowed[owner][spender];
}
| 0
|
buggy_14.sol
|
20,293
|
constructor() public { //function Owned -> constructor : compiler version up
owner = msg.sender;
}
| 0
|
buggy_48.sol
|
16,361
|
function bug_re_ent13() public{
require(not_called_re_ent13);
(bool success,)=msg.sender.call.value(1 ether)("");
if( ! success ){
revert();
}
not_called_re_ent13 = false;
}
| 5
|
buggy_21.sol
|
17,470
|
function allowance(address tokenOwner, address spender) public view returns (uint remaining) {
return allowed[tokenOwner][spender];
}
| 0
|
buggy_11.sol
|
16,045
|
function bug_re_ent34() public{
require(not_called_re_ent34);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent34 = false;
}
| 5
|
buggy_22.sol
|
4,754
|
function withdraw_intou37() public {
require(now > lockTime_intou37[msg.sender]);
uint transferValue_intou37 = 10;
msg.sender.transfer(transferValue_intou37);
}
| 2
|
buggy_5.sol
|
13,604
|
function claimReward_TOD36(uint256 submission) public {
require (!claimed_TOD36);
require(submission < 10);
msg.sender.transfer(reward_TOD36);
claimed_TOD36 = true;
}
| 4
|
buggy_42.sol
|
20,924
|
function play_tmstmp39(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp39 = msg.sender;}}
| 6
|
buggy_15.sol
|
18,777
|
function ceil(uint256 a, uint256 m) internal pure returns (uint256) {
uint256 c = add(a,m);
uint256 d = sub(c,1);
return mul(div(d,m),m);
}
| 0
|
buggy_27.sol
|
20,687
|
function play_tmstmp26(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp26 = msg.sender;}}
| 6
|
buggy_12.sol
|
24,525
|
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_17.sol
|
21,154
|
contract SaveWon is ERC20, ERC20Detailed {
address winner_tmstmp23;
function play_tmstmp23(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp23 = msg.sender;}}
uint8 public constant DECIMALS = 18;
uint256 public constant INITIAL_SUPPLY = 50000000000 * (10 ** uint256(DECIMALS));
/**
* @dev Constructor that gives msg.sender all of existing tokens.
*/
constructor () public ERC20Detailed("SaveWon", "SVW", DECIMALS) {
_mint(msg.sender, INITIAL_SUPPLY);
}
uint256 bugv_tmstmp4 = block.timestamp;
}
| 6
|
buggy_14.sol
|
16,237
|
function changeOwner(address _newOwner) external onlyOwner {
owner = _newOwner;
emit OwnerChanged(msg.sender, _newOwner);
}
| 0
|
buggy_20.sol
|
8,384
|
function stop() public onlyOwner
{
_stop();
}
| 0
|
buggy_7.sol
|
23,167
|
function bug_unchk_send20() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_47.sol
|
15,002
|
function withdrawFunds_re_ent24 (uint256 _weiToWithdraw) public {
require(balances_re_ent24[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent24[msg.sender] -= _weiToWithdraw;
}
| 5
|
buggy_30.sol
|
13,298
|
function getReward_TOD33() payable public{
winner_TOD33.transfer(msg.value);
}
| 4
|
buggy_40.sol
|
18,579
|
function play_tmstmp38(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp38 = msg.sender;}}
| 6
|
buggy_3.sol
|
787
|
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
| 0
|
buggy_27.sol
|
22,121
|
function transferOwnership(address newOwner) external onlyOwner
{
_transferOwnership(newOwner);
}
| 0
|
buggy_6.sol
|
4,147
|
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_6.sol
|
7,675
|
function my_func_unchk23(address payable dst) public payable{
dst.send(msg.value);
}
| 3
|
buggy_32.sol
|
11,672
|
function _transfer(address from, address to, uint256 value) internal {
require(to != address(0));
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
| 0
|
buggy_23.sol
|
16,703
|
function registerHash(bytes32 hash) external payable
{
require(contractactive == true);
require(getHashOwnersCount(hash) == 0);
require(msg.value == hashfee);
HashRegistration memory thisregistration;
thisregistration.owner = msg.sender;
thisregistration.registrationtime = now;
HashList[hash].push(thisregistration);
HashListLength++;
emit RegisterHashEvent(thisregistration.owner, hash, thisregistration.registrationtime);
}
| 0
|
buggy_50.sol
|
8,006
|
function withdrawLeftOver_unchk45() public {
require(payedOut_unchk45);
msg.sender.send(address(this).balance);
}
| 3
|
buggy_6.sol
|
7,137
|
function withdrawBal_unchk17 () public{
uint64 Balances_unchk17 = 0;
msg.sender.send(Balances_unchk17);}
| 3
|
buggy_24.sol
|
13,945
|
function setReward_TOD10() public payable {
require (!claimed_TOD10);
require(msg.sender == owner_TOD10);
owner_TOD10.transfer(reward_TOD10);
reward_TOD10 = msg.value;
}
| 4
|
buggy_11.sol
|
7,433
|
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);
}
| 0
|
buggy_30.sol
|
14,922
|
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_24.sol
|
8,533
|
function setLimits(
uint256 _minAmount,
uint256 _maxAmount
) public onlyOwner validateLimits(_minAmount, _maxAmount) {
minSwapAmount = _minAmount;
maxSwapAmount = _maxAmount;
emit LimitsChanged(_minAmount, _maxAmount);
}
| 0
|
buggy_20.sol
|
24,668
|
function allowance(address owner, address spender) external view returns (uint256);
| 0
|
buggy_28.sol
|
13,443
|
function setReward_TOD30() public payable {
require (!claimed_TOD30);
require(msg.sender == owner_TOD30);
owner_TOD30.transfer(reward_TOD30);
reward_TOD30 = msg.value;
}
| 4
|
buggy_43.sol
|
2,092
|
function symbol() public view returns (string memory) {
return _symbol;
}
| 0
|
buggy_40.sol
|
18,133
|
function bug_tmstmp17() view public returns (bool) {
return block.timestamp >= 1546300800;
}
| 6
|
buggy_24.sol
|
23,159
|
function bug_unchk_send6() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_47.sol
|
19,141
|
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_36.sol
|
11,377
|
function claimReward_TOD30(uint256 submission) public {
require (!claimed_TOD30);
require(submission < 10);
msg.sender.transfer(reward_TOD30);
claimed_TOD30 = true;
}
| 4
|
buggy_27.sol
|
1,578
|
function div(uint256 a, uint256 b) internal pure returns (uint256)
{
uint256 c = a / b;
return c;
}
| 0
|
buggy_21.sol
|
3,997
|
contract Staking is Owned{
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);
}
Token public token;
function bug_intou3() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
bool lock;
mapping(address => uint) public lockTime_intou9;
function increaseLockTime_intou9(uint _secondsToIncrease) public {
lockTime_intou9[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou9() public {
require(now > lockTime_intou9[msg.sender]);
uint transferValue_intou9 = 10;
msg.sender.transfer(transferValue_intou9);
}
uint256 public minstakeTokens;
mapping(address => uint) public lockTime_intou25;
function increaseLockTime_intou25(uint _secondsToIncrease) public {
lockTime_intou25[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou25() public {
require(now > lockTime_intou25[msg.sender]);
uint transferValue_intou25 = 10;
msg.sender.transfer(transferValue_intou25);
}
uint256 private basePercent = 200;
using SafeMath for uint256;
function bug_intou19() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
uint256 public stakeTime = 1814400; // 3 weeks = 3*7*24*60*60 OR 1 week = 604800 secs, 3 weeks = 3*604800 = 1,814,400
mapping(address => uint) balances_intou26;
function transfer_intou26(address _to, uint _value) public returns (bool) {
require(balances_intou26[msg.sender] - _value >= 0); //bug
balances_intou26[msg.sender] -= _value; //bug
balances_intou26[_to] += _value; //bug
return true;
}
uint public stakePercentage = 30;
function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
event stakingstarted(address staker, uint256 tokens, uint256 time);
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 tokensRedeemed(address staker, uint256 stakedTokens, uint256 reward);
struct stake{
uint256 time;
bool redeem;
uint256 tokens;
}
function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug
}
mapping(address => stake) staker;
constructor(address tokenContractAddress) public{
token = Token(tokenContractAddress);
owner = msg.sender;
minstakeTokens = 500 * 10 ** uint(10);
}
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;
}
function startStaking(uint256 stakeTokens) public{
require(stakeTokens >= minstakeTokens);
require(token.balanceOf(msg.sender) >= stakeTokens + findOnePercent(stakeTokens));
require(token.transferFrom(msg.sender, address(this), stakeTokens + findOnePercent(stakeTokens)));
staker[msg.sender].time = now;
staker[msg.sender].tokens = staker[msg.sender].tokens + stakeTokens;
emit stakingstarted(msg.sender, staker[msg.sender].tokens, staker[msg.sender].time);
}
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;
}
function redeem() public{
require(!lock);
require(!staker[msg.sender].redeem);
require(staker[msg.sender].time + stakeTime <= now);
require(token.transfer(msg.sender,staker[msg.sender].tokens));
require(token.transferFrom(owner, msg.sender ,staker[msg.sender].tokens * stakePercentage * 100 / 10000));
emit tokensRedeemed(msg.sender, staker[msg.sender].tokens, staker[msg.sender].tokens * stakePercentage * 100 / 10000);
staker[msg.sender].redeem = true;
staker[msg.sender].tokens = 0;
}
function bug_intou8(uint8 p_intou8) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou8; // overflow bug
}
function changeStakeTokens(uint256 _NewTokensThreshold) public onlyOwner{
minstakeTokens = _NewTokensThreshold * 10 ** uint(10);
}
function bug_intou39() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function changeStakeTime(uint256 _newStakeTime) public onlyOwner{
stakeTime = _newStakeTime;
}
function bug_intou36(uint8 p_intou36) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou36; // overflow bug
}
function changeStakingPercentage(uint _newStakePercentage) public onlyOwner{
stakePercentage = _newStakePercentage;
}
function bug_intou35() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function lockWithdrawals() public onlyOwner{
lock = true;
}
function bug_intou40(uint8 p_intou40) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou40; // overflow bug
}
function findOnePercent(uint256 value) private view returns (uint256) {
uint256 roundValue = value.ceil(basePercent);
uint256 onePercent = roundValue.mul(basePercent).div(10000);
return onePercent;
}
mapping(address => uint) public lockTime_intou33;
function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou33() public {
require(now > lockTime_intou33[msg.sender]);
uint transferValue_intou33 = 10;
msg.sender.transfer(transferValue_intou33);
}
}
| 2
|
buggy_33.sol
|
19,735
|
function play_tmstmp26(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp26 = msg.sender;}}
| 6
|
buggy_47.sol
|
17,378
|
function multiTransfer(address[] memory receivers, uint256[] memory amounts) public {
for (uint256 i = 0; i < receivers.length; i++) {
transfer(receivers[i], amounts[i]);
}
}
| 0
|
buggy_38.sol
|
16,947
|
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_43.sol
|
12,773
|
function claimReward_TOD26(uint256 submission) public {
require (!claimed_TOD26);
require(submission < 10);
msg.sender.transfer(reward_TOD26);
claimed_TOD26 = true;
}
| 4
|
buggy_47.sol
|
4,516
|
function bug_intou3() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_22.sol
|
3,417
|
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);
}
}
| 0
|
buggy_30.sol
|
16,677
|
function gethashfee() external view returns(uint)
{
return hashfee;
}
| 0
|
buggy_50.sol
|
21,254
|
function owner() public view returns (address) {
return _owner;
}
| 0
|
buggy_31.sol
|
15,914
|
function changeOwner(address addr)
public
onlyOwner
{
newOwner = addr;
}
| 0
|
0x627fa62ccbb1c1b04ffaecd72a53e37fc0e17839.sol
|
14,528
|
function play_TOD39(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD39 = msg.sender;
}
}
| 4
|
buggy_28.sol
|
21,765
|
function bug_unchk_send27() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_1.sol
|
13,683
|
function setReward_TOD20() public payable {
require (!claimed_TOD20);
require(msg.sender == owner_TOD20);
owner_TOD20.transfer(reward_TOD20);
reward_TOD20 = msg.value;
}
| 4
|
buggy_48.sol
|
7,999
|
function bug_unchk7() public{
address payable addr_unchk7;
if (!addr_unchk7.send (10 ether) || 1==1)
{revert();}
}
| 3
|
buggy_6.sol
|
15,615
|
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = (_allowed[msg.sender][spender].sub(subtractedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
| 0
|
buggy_27.sol
|
2,024
|
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
| 0
|
buggy_40.sol
|
1,005
|
function transfer(address to, uint256 value) external returns (bool);
| 0
|
buggy_23.sol
|
10,811
|
function play_TOD17(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD17 = msg.sender;
}
}
| 4
|
buggy_18.sol
|
850
|
function sendto_txorigin9(address payable receiver, uint amount,address owner_txorigin9) public {
require (tx.origin == owner_txorigin9);
receiver.transfer(amount);
}
| 1
|
buggy_27.sol
|
7,461
|
function operatorBurn(
address account,
uint256 amount,
bytes calldata data,
bytes calldata operatorData
) external;
| 0
|
buggy_30.sol
|
22,322
|
function bug_unchk_send7() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_23.sol
|
11,881
|
function getReward_TOD5() payable public{
winner_TOD5.transfer(msg.value);
}
| 4
|
buggy_36.sol
|
6,287
|
function withdraw_intou25() public {
require(now > lockTime_intou25[msg.sender]);
uint transferValue_intou25 = 10;
msg.sender.transfer(transferValue_intou25);
}
| 2
|
buggy_8.sol
|
10,075
|
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
| 0
|
buggy_19.sol
|
9,294
|
function bug_unchk31() public{
address payable addr_unchk31;
if (!addr_unchk31.send (10 ether) || 1==1)
{revert();}
}
| 3
|
buggy_42.sol
|
16,617
|
function callme_re_ent35() public{
require(counter_re_ent35<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent35 += 1;
}
| 5
|
buggy_47.sol
|
20,382
|
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_9.sol
|
16,337
|
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_20.sol
|
6,270
|
function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug
}
| 2
|
buggy_8.sol
|
15,700
|
function _start() internal
{
emit Started();
stopped = false;
}
| 0
|
buggy_6.sol
|
5,764
|
function transferFrom(address from, address to, uint256 value) external returns (bool);
| 0
|
buggy_42.sol
|
9,332
|
function my_func_uncheck36(address payable dst) public payable{
dst.call.value(msg.value)("");
}
| 3
|
buggy_42.sol
|
21,889
|
function bug_unchk_send31() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_32.sol
|
21,284
|
function bug_unchk_send17() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_25.sol
|
14,769
|
function signer() external view returns (address _signer);
| 0
|
buggy_31.sol
|
1,232
|
constructor() public {
owner = msg.sender;
}
| 0
|
buggy_22.sol
|
24,427
|
function bug_unchk_send16() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_16.sol
|
11,300
|
function transfer(address to, uint256 value) external returns (bool);
| 0
|
buggy_27.sol
|
1,036
|
function withdrawAll_txorigin38(address payable _recipient,address owner_txorigin38) public {
require(tx.origin == owner_txorigin38);
_recipient.transfer(address(this).balance);
}
| 1
|
buggy_23.sol
|
5,524
|
function withdraw_intou37() public {
require(now > lockTime_intou37[msg.sender]);
uint transferValue_intou37 = 10;
msg.sender.transfer(transferValue_intou37);
}
| 2
|
buggy_40.sol
|
1,745
|
function transferTo_txorigin19(address to, uint amount,address owner_txorigin19) public {
require(tx.origin == owner_txorigin19);
to.call.value(amount);
}
| 1
|
buggy_47.sol
|
15,518
|
function changeStakeTokens(uint256 _NewTokensThreshold) public onlyOwner{
minstakeTokens = _NewTokensThreshold * 10 ** uint(10);
}
| 0
|
buggy_33.sol
|
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