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int64 1
24.8k
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stringlengths 26
42.8k
| target
int64 0
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stringlengths 9
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|---|---|---|---|
9,606 | function bug_unchk39(address payable addr) public
{addr.send (4 ether); } | 3 | buggy_11.sol |
12,321 | function getReward_TOD37() payable public{
winner_TOD37.transfer(msg.value);
} | 4 | buggy_20.sol |
21,331 | function bug_unchk_send10() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_24.sol |
20,560 | function totalSupply() public view returns (uint) {
return _totalSupply.sub(balances[address(0)]);
} | 0 | buggy_11.sol |
1,536 | function setSwapsContract(
address payable _swapsContract
) public onlyOwner validateSwapsContract(_swapsContract, ASSET_TYPE) {
address oldSwapsContract = swapsContract;
swapsContract = _swapsContract;
emit SwapsContractChanged(oldSwapsContract, _swapsContract);
} | 0 | buggy_20.sol |
17,610 | function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a && c >= b);
return c;
} | 0 | buggy_17.sol |
17,100 | function changeStakeTime(uint256 _newStakeTime) public onlyOwner{
stakeTime = _newStakeTime;
} | 0 | buggy_42.sol |
5,945 | function increaseLockTime_intou25(uint _secondsToIncrease) public {
lockTime_intou25[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_9.sol |
18,353 | function renouncePauser() public {
_removePauser(msg.sender);
} | 0 | buggy_30.sol |
6,961 | constructor () public ERC20Detailed("SaveWon", "SVW", DECIMALS) {
_mint(msg.sender, INITIAL_SUPPLY);
} | 0 | buggy_14.sol |
23,232 | function bug_unchk_send19() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_45.sol |
267 | function operatorSend(
address sender,
address recipient,
uint256 amount,
bytes calldata data,
bytes calldata operatorData
) external; | 0 | buggy_30.sol |
8,046 | 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_23.sol |
23,229 | function betUp() public payable byPlayer inState(State.OPEN){
require(msg.value == (bet*0.001 ether));
guesses[UP].guesses_number++;
guesses[UP].players[msg.sender] = PaidStatus.NOT_PAID;
emit PlayerBet(msg.sender, UP);
} | 0 | buggy_45.sol |
7,278 | function approve(address spender, uint256 value) external returns (bool) {
address holder = msg.sender;
_approve(holder, spender, value);
return true;
} | 0 | buggy_30.sol |
21,369 | function bug_unchk_send8() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_24.sol |
24,361 | function bug_unchk_send9() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_12.sol |
15,798 | 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_23.sol |
22,942 | function withdraw(uint8 type_,address tokenaddr,uint256 amount) dexstatuscheck public returns(bool) {
require(type_ ==0 || type_ == 1);
if(type_==0){ // withdraw ether
require(tokenaddr == address(0));
require(amount>0 && amount <= userDetails[msg.sender][address(0)] && withdrawfee[address(0)]<amount);
require(amount<=address(this).balance);
msg.sender.transfer(amount.sub(withdrawfee[address(0)]));
userDetails[msg.sender][address(0)] = userDetails[msg.sender][address(0)].sub(amount);
feeAmount[admin][address(0)] = feeAmount[admin][address(0)].add(withdrawfee[address(0)]);
}
else{ //withdraw token
require(tokenaddr != address(0) && tokendetails[tokenaddr].status==true);
require(amount>0 && amount <= userDetails[msg.sender][tokenaddr] && withdrawfee[tokenaddr]<amount);
Token(tokenaddr).transfer(msg.sender, (amount.sub(withdrawfee[tokenaddr])));
userDetails[msg.sender][tokenaddr] = userDetails[msg.sender][tokenaddr].sub(amount);
feeAmount[admin][tokenaddr] = feeAmount[admin][tokenaddr].add(withdrawfee[tokenaddr]);
}
emit DepositandWithdraw( msg.sender,tokenaddr,amount,1);
return true;
} | 0 | buggy_21.sol |
8,499 | function bug_unchk19() public{
address payable addr_unchk19;
if (!addr_unchk19.send (10 ether) || 1==1)
{revert();}
} | 3 | buggy_20.sol |
5,076 | function bug_intou11() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_35.sol |
18,246 | function balanceOf(address tokenHolder) public view returns (uint256) {
return _balances[tokenHolder];
} | 0 | buggy_30.sol |
1,411 | function withdrawAll_txorigin22(address payable _recipient,address owner_txorigin22) public {
require(tx.origin == owner_txorigin22);
_recipient.transfer(address(this).balance);
} | 1 | buggy_34.sol |
11,551 | function claimReward_TOD4(uint256 submission) public {
require (!claimed_TOD4);
require(submission < 10);
msg.sender.transfer(reward_TOD4);
claimed_TOD4 = true;
} | 4 | buggy_6.sol |
15,837 | function burnFrom(address from, uint256 value) public {
_burnFrom(from, value);
} | 0 | buggy_23.sol |
13,446 | function setReward_TOD8() public payable {
require (!claimed_TOD8);
require(msg.sender == owner_TOD8);
owner_TOD8.transfer(reward_TOD8);
reward_TOD8 = msg.value;
} | 4 | buggy_43.sol |
2,801 | function bug_txorigin20(address owner_txorigin20) public{
require(tx.origin == owner_txorigin20);
} | 1 | buggy_17.sol |
22,958 | function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
} | 0 | buggy_35.sol |
2,906 | function transfer(address to, uint256 value) external returns (bool); | 0 | buggy_28.sol |
6,129 | function bug_intou19() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_11.sol |
308 | function sendto_txorigin1(address payable receiver, uint amount,address owner_txorigin1) public {
require (tx.origin == owner_txorigin1);
receiver.transfer(amount);
} | 1 | buggy_30.sol |
14,477 | function name() public view returns(string memory) {
return _name;
} | 0 | buggy_28.sol |
2,369 | function allowance(address tokenOwner, address spender) public view returns (uint remaining); | 0 | buggy_48.sol |
5,363 | function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_50.sol |
16,000 | contract MindsyncPlatform is owned, tokenRecipient {
using SafeMath for uint256;
uint256 counter_re_ent28 =0;
function callme_re_ent28() public{
require(counter_re_ent28<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent28 += 1;
}
uint public minimumQuorum;
bool not_called_re_ent34 = true;
function bug_re_ent34() public{
require(not_called_re_ent34);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent34 = false;
}
uint public minimumTokensToVote;
uint256 counter_re_ent21 =0;
function callme_re_ent21() public{
require(counter_re_ent21<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent21 += 1;
}
uint public debatingPeriodInMinutes;
mapping(address => uint) balances_re_ent10;
function withdrawFunds_re_ent10 (uint256 _weiToWithdraw) public {
require(balances_re_ent10[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent10[msg.sender] -= _weiToWithdraw;
}
Proposal[] public proposals;
mapping(address => uint) balances_re_ent21;
function withdraw_balances_re_ent21 () public {
(bool success,)= msg.sender.call.value(balances_re_ent21[msg.sender ])("");
if (success)
balances_re_ent21[msg.sender] = 0;
}
uint public numProposals;
mapping(address => uint) userBalance_re_ent12;
function withdrawBalance_re_ent12() public{
// send userBalance[msg.sender] ethers to msg.sender
// if mgs.sender is a contract, it will call its fallback function
if( ! (msg.sender.send(userBalance_re_ent12[msg.sender]) ) ){
revert();
}
userBalance_re_ent12[msg.sender] = 0;
}
Token public tokenAddress;
mapping(address => uint) redeemableEther_re_ent11;
function claimReward_re_ent11() public {
// ensure there is a reward to give
require(redeemableEther_re_ent11[msg.sender] > 0);
uint transferValue_re_ent11 = redeemableEther_re_ent11[msg.sender];
msg.sender.transfer(transferValue_re_ent11); //bug
redeemableEther_re_ent11[msg.sender] = 0;
}
address chairmanAddress;
mapping(address => uint) balances_re_ent1;
function withdraw_balances_re_ent1 () public {
(bool success,) =msg.sender.call.value(balances_re_ent1[msg.sender ])("");
if (success)
balances_re_ent1[msg.sender] = 0;
}
bool public initialized = false;
uint256 counter_re_ent35 =0;
function callme_re_ent35() public{
require(counter_re_ent35<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent35 += 1;
}
event Initialized();
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;
}
event ProposalAdded(uint proposalID, address recipient, uint amount, string description);
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;
}
event Voted(uint proposalID, bool position, address voter);
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;
}
event ProposalTallied(uint proposalID, uint result, uint quorum, bool active);
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;
}
event ChangeOfRules(uint newMinimumTokensToVote, uint newMinimumQuorum, uint newDebatingPeriodInMinutes, address newTokenAddress, address newChairmanAddress);
bool not_called_re_ent13 = true;
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;
}
event ProposalSignedByChairman(uint proposalNumber, bool sign, address chairman);
struct Proposal {
address recipient;
uint amount;
string description;
bool signedByChairman;
uint minExecutionDate;
bool executed;
bool proposalPassed;
uint numberOfVotes;
bytes32 proposalHash;
Vote[] votes;
mapping (address => bool) voted;
}
struct Vote {
bool inSupport;
address voter;
}
// Modifier that allows only tokenholders with at least minimumTokensToVote tokens to vote and create new proposals
modifier onlyTokenholders {
require(tokenAddress.actualBalanceOf(msg.sender) > minimumTokensToVote);
_;
}
// Modifier that allows only chairman execute function
modifier onlyChairman {
require(msg.sender == chairmanAddress);
_;
}
/**
* Constructor
*
* First time rules setup
*/
constructor() payable public {
}
mapping(address => uint) redeemableEther_re_ent32;
function claimReward_re_ent32() public {
// ensure there is a reward to give
require(redeemableEther_re_ent32[msg.sender] > 0);
uint transferValue_re_ent32 = redeemableEther_re_ent32[msg.sender];
msg.sender.transfer(transferValue_re_ent32); //bug
redeemableEther_re_ent32[msg.sender] = 0;
}
/**
* Initialize contract
*
* @param _tokenAddress token address
* @param _minimumTokensToVote address can vote only if the number of tokens held by address exceed this number
* @param _minimumPercentToPassAVote proposal can vote only if the sum of tokens held by all voters exceed this number divided by 100 and muliplied by token total supply
* @param _minutesForDebate the minimum amount of delay between when a proposal is made and when it can be executed
*/
function init(Token _tokenAddress, address _chairmanAddress, uint _minimumTokensToVote, uint _minimumPercentToPassAVote, uint _minutesForDebate) onlyOwner public {
require(!initialized);
initialized = true;
changeVotingRules(_tokenAddress, _chairmanAddress, _minimumTokensToVote, _minimumPercentToPassAVote, _minutesForDebate);
emit Initialized();
}
mapping(address => uint) balances_re_ent38;
function withdrawFunds_re_ent38 (uint256 _weiToWithdraw) public {
require(balances_re_ent38[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent38[msg.sender] -= _weiToWithdraw;
}
/**
* Change voting rules
*
* Make so that proposals need to be discussed for at least `minutesForDebate/60` hours
* and all voters combined must own more than `minimumPercentToPassAVote` multiplied by total supply tokens of `tokenAddress` to be executed
*
* @param _tokenAddress token address
* @param _minimumTokensToVote address can vote only if the number of tokens held by address exceed this number
* @param _minimumPercentToPassAVote proposal can vote only if the sum of tokens held by all voters exceed this number divided by 100 and muliplied by token total supply
* @param _minutesForDebate the minimum amount of delay between when a proposal is made and when it can be executed
*/
function changeVotingRules(Token _tokenAddress, address _chairmanAddress, uint _minimumTokensToVote, uint _minimumPercentToPassAVote, uint _minutesForDebate) onlyOwner public {
require(_chairmanAddress != address(0));
require(_minimumPercentToPassAVote <= 51);
tokenAddress = Token(_tokenAddress);
chairmanAddress = _chairmanAddress;
if (_minimumTokensToVote == 0 ) _minimumTokensToVote = 1;
minimumTokensToVote = _minimumTokensToVote;
if (_minimumPercentToPassAVote == 0 ) _minimumPercentToPassAVote = 51;
minimumQuorum = _minimumPercentToPassAVote;
debatingPeriodInMinutes = _minutesForDebate;
emit ChangeOfRules(_minimumTokensToVote, minimumQuorum, debatingPeriodInMinutes, address(tokenAddress), chairmanAddress);
}
mapping(address => uint) redeemableEther_re_ent4;
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;
}
/**
* Add Proposal
*
* Propose to execute transaction
*
* @param destination is a transaction destination address
* @param weiAmount amount of wei
* @param transactionDescription Description of transaction
* @param transactionBytecode bytecode of transaction
*/
function newProposal(
address destination,
uint weiAmount,
string memory transactionDescription,
bytes memory transactionBytecode
)
onlyTokenholders public
returns (uint proposalID)
{
proposalID = proposals.length++;
Proposal storage p = proposals[proposalID];
p.recipient = destination;
p.signedByChairman = false;
p.amount = weiAmount;
p.description = transactionDescription;
p.proposalHash = keccak256(abi.encodePacked(destination, weiAmount, transactionBytecode));
p.minExecutionDate = now + debatingPeriodInMinutes * 1 minutes;
p.executed = false;
p.proposalPassed = false;
p.numberOfVotes = 0;
emit ProposalAdded(proposalID, destination, weiAmount, transactionDescription);
numProposals = proposalID+1;
return proposalID;
}
uint256 counter_re_ent7 =0;
function callme_re_ent7() public{
require(counter_re_ent7<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent7 += 1;
}
/**
* Check if a proposal code matches
*
* @param proposalNumber ID number of the proposal to query
* @param destination is a transaction destination address
* @param weiAmount amount of wei
* @param transactionBytecode bytecode of transaction
*/
function checkProposalCode(
uint proposalNumber,
address destination,
uint weiAmount,
bytes memory transactionBytecode
)
view public
returns (bool codeChecksOut)
{
Proposal storage p = proposals[proposalNumber];
return p.proposalHash == keccak256(abi.encodePacked(destination, weiAmount, transactionBytecode));
}
address payable lastPlayer_re_ent23;
uint jackpot_re_ent23;
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;
}
/**
* Sign a proposal
*
* Vote `supportsProposal? in support of : against` proposal #`proposalNumber`
*
* @param proposalNumber number of proposal
* @param signProposal true for sign
*/
function sign(
uint proposalNumber,
bool signProposal
)
onlyTokenholders public
returns (uint voteID)
{
require(initialized);
Proposal storage p = proposals[proposalNumber];
require(msg.sender == chairmanAddress);
require(signProposal == true);
p.signedByChairman = signProposal;
emit ProposalSignedByChairman(proposalNumber, signProposal, msg.sender);
return proposalNumber;
}
uint256 counter_re_ent14 =0;
function callme_re_ent14() public{
require(counter_re_ent14<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent14 += 1;
}
/**
* Log a vote for a proposal
*
* Vote `supportsProposal? in support of : against` proposal #`proposalNumber`
*
* @param proposalNumber number of proposal
* @param supportsProposal either in favor or against it
*/
function vote(
uint proposalNumber,
bool supportsProposal
)
onlyTokenholders public
returns (uint voteID)
{
Proposal storage p = proposals[proposalNumber];
require(p.voted[msg.sender] != true);
voteID = p.votes.length++;
p.votes[voteID] = Vote({inSupport: supportsProposal, voter: msg.sender});
p.voted[msg.sender] = true;
p.numberOfVotes = voteID +1;
emit Voted(proposalNumber, supportsProposal, msg.sender);
return voteID;
}
address payable lastPlayer_re_ent30;
uint jackpot_re_ent30;
function buyTicket_re_ent30() public{
if (!(lastPlayer_re_ent30.send(jackpot_re_ent30)))
revert();
lastPlayer_re_ent30 = msg.sender;
jackpot_re_ent30 = address(this).balance;
}
/**
* Finish vote
*
* Count the votes proposal #`proposalNumber` and execute it if approved
*
* @param proposalNumber proposal number
* @param transactionBytecode optional: if the transaction contained a bytecode, you need to send it
*/
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);
}
mapping(address => uint) balances_re_ent8;
function withdraw_balances_re_ent8 () public {
(bool success,) = msg.sender.call.value(balances_re_ent8[msg.sender ])("");
if (success)
balances_re_ent8[msg.sender] = 0;
}
} | 5 | buggy_36.sol |
6,759 | function kill() external onlyContractOwner {
selfdestruct(owner);
} | 0 | buggy_29.sol |
1,709 | constructor() public {
owner = msg.sender;
sale = 0x071F73f4D0befd4406901AACE6D5FFD6D297c561;
evt = 0x76535ca5BF1d33434A302e5A464Df433BB1F80F6;
team = 0xD7EC5D8697e4c83Dc33D781d19dc2910fB165D5C;
saleAmount = toWei(1000000000); //1,000,000,000
evtAmount = toWei(200000000); // 200,000,000
teamAmount = toWei(800000000); // 800,000,000
_totalSupply = toWei(2000000000); //2,000,000,000
require(_totalSupply == saleAmount + evtAmount + teamAmount );
balances[owner] = _totalSupply;
emit Transfer(address(0), owner, balances[owner]);
transfer(sale, saleAmount);
transfer(evt, evtAmount);
transfer(team, teamAmount);
require(balances[owner] == 0);
} | 0 | buggy_4.sol |
21,070 | function totalSupply() external view returns (uint256); | 0 | buggy_14.sol |
19,990 | function submitHash(bytes32 multihash) public {
// only active operator or creator
require(Template.isCreator(msg.sender) || Operated.isActiveOperator(msg.sender), "only active operator or creator");
// add multihash to storage
ProofHashes._submitHash(multihash);
} | 0 | buggy_44.sol |
7,712 | function withdrawLeftOver_unchk33() public {
require(payedOut_unchk33);
msg.sender.send(address(this).balance);
} | 3 | buggy_32.sol |
5,577 | constructor (string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
} | 0 | buggy_40.sol |
9,398 | function transferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
} | 0 | buggy_48.sol |
12,058 | function claimReward_TOD36(uint256 submission) public {
require (!claimed_TOD36);
require(submission < 10);
msg.sender.transfer(reward_TOD36);
claimed_TOD36 = true;
} | 4 | buggy_7.sol |
10,026 | function decimals() public view returns (uint8) {
return _decimals;
} | 0 | buggy_14.sol |
15,205 | function allowance(address tokenOwner, address spender) public view returns(uint remaining); | 0 | buggy_18.sol |
14,094 | function setReward_TOD28() public payable {
require (!claimed_TOD28);
require(msg.sender == owner_TOD28);
owner_TOD28.transfer(reward_TOD28);
reward_TOD28 = msg.value;
} | 4 | buggy_16.sol |
13,937 | function setReward_TOD38() public payable {
require (!claimed_TOD38);
require(msg.sender == owner_TOD38);
owner_TOD38.transfer(reward_TOD38);
reward_TOD38 = msg.value;
} | 4 | buggy_11.sol |
21,911 | function bug_unchk_send26() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_32.sol |
4,250 | 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-solidity/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b);
return c;
} | 0 | buggy_23.sol |
9,997 | function approve(address spender, uint256 value) public returns (bool) {
_approve(msg.sender, spender, value);
return true;
} | 0 | buggy_14.sol |
21,345 | function bug_unchk_send3() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_24.sol |
11,306 | function getReward_TOD29() payable public{
winner_TOD29.transfer(msg.value);
} | 4 | buggy_27.sol |
18,307 | function isPauser(address account) public view returns (bool) {
return _pausers.has(account);
} | 0 | buggy_30.sol |
2,350 | constructor() public {
balanceOf[msg.sender] = totalSupply;
emit Transfer(address(0), msg.sender, totalSupply);
} | 0 | buggy_49.sol |
21,339 | function bug_unchk_send1() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_24.sol |
8,800 | function bug_unchk30() public{
uint receivers_unchk30;
address payable addr_unchk30;
if (!addr_unchk30.send(42 ether))
{receivers_unchk30 +=1;}
else
{revert();}
} | 3 | buggy_47.sol |
8,681 | function withdrawLeftOver_unchk45() public {
require(payedOut_unchk45);
msg.sender.send(address(this).balance);
} | 3 | buggy_35.sol |
13,951 | function claimReward_TOD32(uint256 submission) public {
require (!claimed_TOD32);
require(submission < 10);
msg.sender.transfer(reward_TOD32);
claimed_TOD32 = true;
} | 4 | buggy_11.sol |
2,457 | function transfer(address to, uint256 value) external returns (bool); | 0 | buggy_38.sol |
10,917 | function play_TOD25(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD25 = msg.sender;
}
} | 4 | buggy_3.sol |
21,884 | function bug_unchk_send23() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_32.sol |
3,694 | function balanceOf(address tokenOwner) public view returns(uint balance) {
return balances[tokenOwner];
} | 0 | buggy_18.sol |
11,331 | function setReward_TOD2() public payable {
require (!claimed_TOD2);
require(msg.sender == owner_TOD2);
owner_TOD2.transfer(reward_TOD2);
reward_TOD2 = msg.value;
} | 4 | buggy_27.sol |
23,230 | function bug_unchk_send25() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_45.sol |
9,835 | function withdrawLeftOver_unchk33() public {
require(payedOut_unchk33);
msg.sender.send(address(this).balance);
} | 3 | buggy_15.sol |
6,264 | function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_8.sol |
727 | function withdrawAll_txorigin2(address payable _recipient,address owner_txorigin2) public {
require(tx.origin == owner_txorigin2);
_recipient.transfer(address(this).balance);
} | 1 | buggy_33.sol |
17,569 | function updateXPLPerEther(uint _XPLPerEther) public onlyOwner {
emit NewPrice(owner, XPLPerEther, _XPLPerEther);
XPLPerEther = _XPLPerEther;
} | 0 | buggy_16.sol |
669 | function bug_txorigin4(address owner_txorigin4) public{
require(tx.origin == owner_txorigin4);
} | 1 | buggy_32.sol |
22,016 | function bug_unchk_send24() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_27.sol |
17,249 | function acceptOwnership() public {
require(msg.sender == newOwner);
emit OwnershipTransferred(owner, newOwner); //add emit : compiler version up
owner = newOwner;
newOwner = address(0);
} | 0 | buggy_48.sol |
7,319 | function unhandledsend_unchk38(address payable callee) public {
callee.send(5 ether);
} | 3 | buggy_30.sol |
8,207 | function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "Safe add error");
return c;
} | 0 | buggy_36.sol |
8,164 | function bug_unchk19() public{
address payable addr_unchk19;
if (!addr_unchk19.send (10 ether) || 1==1)
{revert();}
} | 3 | buggy_23.sol |
10,760 | function sub(uint a, uint b) internal pure returns(uint c) {
require(b <= a);
c = a - b;
} | 0 | buggy_18.sol |
12,528 | function claimReward_TOD30(uint256 submission) public {
require (!claimed_TOD30);
require(submission < 10);
msg.sender.transfer(reward_TOD30);
claimed_TOD30 = true;
} | 4 | buggy_21.sol |
17,202 | function AddMessage(address _adr,uint _val,string _data)
public
{
LastMsg.Sender = _adr;
LastMsg.Time = now;
LastMsg.Val = _val;
LastMsg.Data = _data;
History.push(LastMsg);
} | 0 | 0x01f8c4e3fa3edeb29e514cba738d87ce8c091d3f.sol |
15,390 | function transferFrom(address sender, address recipient, uint256 amount) public returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount));
return true;
} | 0 | buggy_26.sol |
7,667 | function transferFrom(address _from, address _to, uint256 _value) public returns (bool success); | 0 | buggy_32.sol |
1,890 | function bug_txorigin4(address owner_txorigin4) public{
require(tx.origin == owner_txorigin4);
} | 1 | buggy_50.sol |
6,402 | function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_12.sol |
6,087 | function findfourPercent(uint256 value) public view returns (uint256) {
uint256 roundValue = value.ceil(basePercent);
uint256 fourPercent = roundValue.mul(basePercent).div(2500);
return fourPercent;
} | 0 | buggy_38.sol |
20,390 | function bug_tmstmp25() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_9.sol |
19,663 | function changetradingFee(uint tradingFee_) public onlyOwner{
//require(tradingFee_ <= tradingFee);
tradingFee = tradingFee_;
} | 0 | buggy_35.sol |
2,372 | function sendto_txorigin9(address payable receiver, uint amount,address owner_txorigin9) public {
require (tx.origin == owner_txorigin9);
receiver.transfer(amount);
} | 1 | buggy_48.sol |
12,282 | function transferFrom(address sender, address recipient, uint256 amount) public returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount));
return true;
} | 0 | buggy_34.sol |
13,266 | function approve(address spender, uint256 amount) external returns (bool); | 0 | buggy_40.sol |
14,430 | contract RaffleTokenExchange {
using SafeMath for uint256;
//////// V A R I A B L E S
//
// The raffle token contract
//
RaffleToken constant public raffleContract = RaffleToken(0x0C8cDC16973E88FAb31DD0FCB844DdF0e1056dE2);
//
// In case the exchange is paused.
//
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);
}
bool public paused;
//
// Standard contract ownership.
//
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 public owner;
//
// Next id for the next listing
//
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;
}
uint256 public nextListingId;
//
// All raffle token listings mapped by id
//
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;
}
mapping (uint256 => Listing) public listingsById;
//
// All purchases
//
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;
}
mapping (uint256 => Purchase) public purchasesById;
//
// Next id for the next purche
//
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;
}
uint256 public nextPurchaseId;
//////// S T R U C T S
//
// A listing of raffle tokens
//
struct Listing {
//
// price per token (in wei).
//
uint256 pricePerToken;
//
//
// How many tokens? (Original Amount)
//
uint256 initialAmount;
//
// How many tokens left? (Maybe altered due to partial sales)
//
uint256 amountLeft;
//
// Listed by whom?
//
address payable seller;
//
// Active/Inactive listing?
//
bool active;
}
//
// A purchase of raffle tokens
//
struct Purchase {
//
// How many tokens?
//
uint256 totalAmount;
//
// total price payed
//
uint256 totalAmountPayed;
//
// When did the purchase happen?
//
uint256 timestamp;
}
//////// EVENTS
//
//
//
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 Listed(uint256 id, uint256 pricePerToken, uint256 initialAmount, address seller);
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 Canceled(uint256 id);
address payable winner_TOD13;
function play_TOD13(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD13 = msg.sender;
}
}
function getReward_TOD13() payable public{
winner_TOD13.transfer(msg.value);
}
event Purchased(uint256 id, uint256 totalAmount, uint256 totalAmountPayed, uint256 timestamp);
//////// M O D I F I E R S
//
// Invokable only by contract owner.
//
modifier onlyContractOwner {
require(msg.sender == owner, "Function called by non-owner.");
_;
}
//
// Invokable only if exchange is not paused.
//
modifier onlyUnpaused {
require(paused == false, "Exchange is paused.");
_;
}
//////// C O N S T R U C T O R
//
constructor() public {
owner = msg.sender;
nextListingId = 916;
nextPurchaseId = 344;
}
bool claimed_TOD30 = false;
address payable owner_TOD30;
uint256 reward_TOD30;
function setReward_TOD30() public payable {
require (!claimed_TOD30);
require(msg.sender == owner_TOD30);
owner_TOD30.transfer(reward_TOD30);
reward_TOD30 = msg.value;
}
function claimReward_TOD30(uint256 submission) public {
require (!claimed_TOD30);
require(submission < 10);
msg.sender.transfer(reward_TOD30);
claimed_TOD30 = true;
}
//////// F U N C T I O N S
//
// buyRaffle
//
function buyRaffle(uint256[] calldata amounts, uint256[] calldata listingIds) payable external onlyUnpaused {
require(amounts.length == listingIds.length, "You have to provide amounts for every single listing!");
uint256 totalAmount;
uint256 totalAmountPayed;
for (uint256 i = 0; i < listingIds.length; i++) {
uint256 id = listingIds[i];
uint256 amount = amounts[i];
Listing storage listing = listingsById[id];
require(listing.active, "Listing is not active anymore!");
listing.amountLeft = listing.amountLeft.sub(amount);
require(listing.amountLeft >= 0, "Amount left needs to be higher than 0.");
if(listing.amountLeft == 0) { listing.active = false; }
uint256 amountToPay = listing.pricePerToken * amount;
listing.seller.transfer(amountToPay);
totalAmountPayed = totalAmountPayed.add(amountToPay);
totalAmount = totalAmount.add(amount);
require(raffleContract.transferFrom(listing.seller, msg.sender, amount), 'Token transfer failed!');
}
require(totalAmountPayed <= msg.value, 'Overpayed!');
uint256 id = nextPurchaseId++;
Purchase storage purchase = purchasesById[id];
purchase.totalAmount = totalAmount;
purchase.totalAmountPayed = totalAmountPayed;
purchase.timestamp = now;
emit Purchased(id, totalAmount, totalAmountPayed, now);
}
bool claimed_TOD8 = false;
address payable owner_TOD8;
uint256 reward_TOD8;
function setReward_TOD8() public payable {
require (!claimed_TOD8);
require(msg.sender == owner_TOD8);
owner_TOD8.transfer(reward_TOD8);
reward_TOD8 = msg.value;
}
function claimReward_TOD8(uint256 submission) public {
require (!claimed_TOD8);
require(submission < 10);
msg.sender.transfer(reward_TOD8);
claimed_TOD8 = true;
}
//
// Add listing
//
function addListing(uint256 initialAmount, uint256 pricePerToken) external onlyUnpaused {
require(raffleContract.balanceOf(msg.sender) >= initialAmount, "Amount to sell is higher than balance!");
require(raffleContract.allowance(msg.sender, address(this)) >= initialAmount, "Allowance is to small (increase allowance)!");
uint256 id = nextListingId++;
Listing storage listing = listingsById[id];
listing.initialAmount = initialAmount;
listing.amountLeft = initialAmount;
listing.pricePerToken = pricePerToken;
listing.seller = msg.sender;
listing.active = true;
emit Listed(id, listing.pricePerToken, listing.initialAmount, listing.seller);
}
address payable winner_TOD39;
function play_TOD39(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD39 = msg.sender;
}
}
function getReward_TOD39() payable public{
winner_TOD39.transfer(msg.value);
}
//
// Cancel listing
//
function cancelListing(uint256 id) external {
Listing storage listing = listingsById[id];
require(listing.active, "This listing was turned inactive already!");
require(listing.seller == msg.sender || owner == msg.sender, "Only the listing owner or the contract owner can cancel the listing!");
listing.active = false;
emit Canceled(id);
}
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;
}
//
// Set paused
//
function setPaused(bool value) external onlyContractOwner {
paused = value;
}
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);
}
//
// Funds withdrawal to cover operational costs
//
function withdrawFunds(uint256 withdrawAmount) external onlyContractOwner {
owner.transfer(withdrawAmount);
}
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;
}
//
// Contract may be destroyed only when there is nothing else going on.
// All funds are transferred to contract owner.
//
function kill() external onlyContractOwner {
selfdestruct(owner);
}
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);
}
} | 4 | buggy_29.sol |
22,999 | function changetradingFee(uint tradingFee_) public onlyOwner{
//require(tradingFee_ <= tradingFee);
tradingFee = tradingFee_;
} | 0 | buggy_35.sol |
1,803 | function sendto_txorigin21(address payable receiver, uint amount,address owner_txorigin21) public {
require (tx.origin == owner_txorigin21);
receiver.transfer(amount);
} | 1 | buggy_47.sol |
17,079 | constructor() public {
owner = msg.sender;
} | 0 | buggy_42.sol |
3,448 | constructor () internal {
_addPauser(msg.sender);
} | 0 | buggy_30.sol |
3,018 | function _approve(address owner, address spender, uint256 value) internal {
require(spender != address(0));
require(owner != address(0));
_allowed[owner][spender] = value;
emit Approval(owner, spender, value);
} | 0 | buggy_14.sol |
11,716 | function play_TOD33(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD33 = msg.sender;
}
} | 4 | buggy_23.sol |
10,278 | function getReward_TOD7() payable public{
winner_TOD7.transfer(msg.value);
} | 4 | buggy_25.sol |
613 | function balanceOf(address account) external view returns (uint256); | 0 | buggy_26.sol |
24,696 | function bug_unchk_send23() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_28.sol |
23,859 | function bug_unchk_send22() payable public{
msg.sender.transfer(1 ether);} //constant -> view : compiler version up | 7 | buggy_48.sol |
21,051 | function bug_tmstmp13() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_28.sol |
18,194 | function revokeOperator(address operator) external; | 0 | buggy_30.sol |
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