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int64 1
24.8k
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stringlengths 26
42.8k
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int64 0
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stringlengths 9
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5,255 | function bug_intou19() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_47.sol |
7,213 | function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
} | 0 | buggy_30.sol |
13,260 | function getReward_TOD35() payable public{
winner_TOD35.transfer(msg.value);
} | 4 | buggy_40.sol |
6,068 | function withdraw_ovrflow1() public {
require(now > lockTime_intou1[msg.sender]);
uint transferValue_intou1 = 10;
msg.sender.transfer(transferValue_intou1);
} | 2 | buggy_38.sol |
17,912 | function bug_re_ent27() public{
require(not_called_re_ent27);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent27 = false;
} | 5 | buggy_14.sol |
1,962 | function transferTo_txorigin7(address to, uint amount,address owner_txorigin7) public {
require(tx.origin == owner_txorigin7);
to.call.value(amount);
} | 1 | buggy_44.sol |
21,622 | function mul(uint a, uint b) internal pure returns(uint c) {
c = a * b;
require(a == 0 || c / a == b);
} | 0 | buggy_18.sol |
16,635 | function withdraw_balances_re_ent1 () public {
(bool success,) =msg.sender.call.value(balances_re_ent1[msg.sender ])("");
if (success)
balances_re_ent1[msg.sender] = 0;
} | 5 | buggy_45.sol |
7,633 | function UncheckedExternalCall_unchk4 () public
{ address payable addr_unchk4;
if (! addr_unchk4.send (42 ether))
{// comment1;
}
else
{//comment2;
}
} | 3 | buggy_26.sol |
23,515 | function bug_unchk_send9() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_40.sol |
15,389 | 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_26.sol |
14,503 | function getReward_TOD9() payable public{
winner_TOD9.transfer(msg.value);
} | 4 | buggy_28.sol |
11,494 | function claimReward_TOD4(uint256 submission) public {
require (!claimed_TOD4);
require(submission < 10);
msg.sender.transfer(reward_TOD4);
claimed_TOD4 = true;
} | 4 | buggy_6.sol |
4,498 | contract MindsyncPlatform is owned, tokenRecipient {
using SafeMath for uint256;
mapping(address => uint) public lockTime_intou5;
function increaseLockTime_intou5(uint _secondsToIncrease) public {
lockTime_intou5[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou5() public {
require(now > lockTime_intou5[msg.sender]);
uint transferValue_intou5 = 10;
msg.sender.transfer(transferValue_intou5);
}
uint public minimumQuorum;
function bug_intou15() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
uint public minimumTokensToVote;
function bug_intou28(uint8 p_intou28) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou28; // overflow bug
}
uint public debatingPeriodInMinutes;
mapping(address => uint) balances_intou34;
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;
}
Proposal[] public proposals;
mapping(address => uint) public lockTime_intou21;
function increaseLockTime_intou21(uint _secondsToIncrease) public {
lockTime_intou21[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou21() public {
require(now > lockTime_intou21[msg.sender]);
uint transferValue_intou21 = 10;
msg.sender.transfer(transferValue_intou21);
}
uint public numProposals;
mapping(address => uint) balances_intou10;
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;
}
Token public tokenAddress;
mapping(address => uint) balances_intou22;
function transfer_intou22(address _to, uint _value) public returns (bool) {
require(balances_intou22[msg.sender] - _value >= 0); //bug
balances_intou22[msg.sender] -= _value; //bug
balances_intou22[_to] += _value; //bug
return true;
}
address chairmanAddress;
function bug_intou12(uint8 p_intou12) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou12; // overflow bug
}
bool public initialized = false;
function bug_intou35() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
event Initialized();
function bug_intou40(uint8 p_intou40) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou40; // overflow bug
}
event ProposalAdded(uint proposalID, address recipient, uint amount, string description);
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);
}
event Voted(uint proposalID, bool position, address voter);
function bug_intou27() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
event ProposalTallied(uint proposalID, uint result, uint quorum, bool active);
function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
event ChangeOfRules(uint newMinimumTokensToVote, uint newMinimumQuorum, uint newDebatingPeriodInMinutes, address newTokenAddress, address newChairmanAddress);
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 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 {
}
function bug_intou32(uint8 p_intou32) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou32; // overflow bug
}
/**
* 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_intou38;
function transfer_intou38(address _to, uint _value) public returns (bool) {
require(balances_intou38[msg.sender] - _value >= 0); //bug
balances_intou38[msg.sender] -= _value; //bug
balances_intou38[_to] += _value; //bug
return true;
}
/**
* 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);
}
function bug_intou4(uint8 p_intou4) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou4; // overflow bug
}
/**
* 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;
}
function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
/**
* 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));
}
function bug_intou23() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
/**
* 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;
}
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;
}
/**
* 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;
}
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;
}
/**
* 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);
}
function bug_intou8(uint8 p_intou8) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou8; // overflow bug
}
} | 2 | buggy_36.sol |
10,847 | function play_TOD15(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD15 = msg.sender;
}
} | 4 | buggy_18.sol |
18,944 | function isOwner() public view returns (bool)
{
return msg.sender == _owner;
} | 0 | buggy_6.sol |
7,848 | function withdrawLeftOver_unchk21() public {
require(payedOut_unchk21);
msg.sender.send(address(this).balance);
} | 3 | buggy_27.sol |
12,251 | function decimals() public view returns (uint8) {
return _decimals;
} | 0 | buggy_34.sol |
10,112 | function play_TOD25(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD25 = msg.sender;
}
} | 4 | buggy_19.sol |
22,938 | function deposit() dexstatuscheck public payable returns(bool) {
require(msg.value > 0);
userDetails[msg.sender][address(0)]=userDetails[msg.sender][address(0)].add(msg.value);
emit DepositandWithdraw( msg.sender, address(0),msg.value,0);
return true;
} | 0 | buggy_21.sol |
22,209 | function bug_unchk_send11() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_23.sol |
18,235 | function revokeOperator(address operator) external; | 0 | buggy_30.sol |
16,804 | function withdrawFunds_re_ent31 (uint256 _weiToWithdraw) public {
require(balances_re_ent31[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent31[msg.sender] -= _weiToWithdraw;
} | 5 | buggy_44.sol |
21,341 | function bug_unchk_send2() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_24.sol |
10,128 | function claimReward_TOD38(uint256 submission) public {
require (!claimed_TOD38);
require(submission < 10);
msg.sender.transfer(reward_TOD38);
claimed_TOD38 = true;
} | 4 | buggy_19.sol |
10,458 | function send(address recipient, uint256 amount, bytes calldata data) external; | 0 | buggy_30.sol |
21,964 | function bug_unchk_send4() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_33.sol |
8,386 | function start() public onlyOwner
{
_start();
} | 0 | buggy_7.sol |
23,364 | function bug_unchk_send11() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_44.sol |
3,309 | function bug_intou40(uint8 p_intou40) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou40; // overflow bug
} | 2 | buggy_24.sol |
22,564 | function migrate(uint256 _value) external {
// Abort if not in Operational Migration state.
if (migratestate) throw;
// Validate input value.
if (_value == 0) throw;
if (_value > balances[msg.sender]) throw;
balances[msg.sender] -= _value;
totalSupply -= _value;
totalMigrated += _value;
MigrationAgent(migrationAgent).migrateFrom(msg.sender, _value);
Migrate(msg.sender, migrationAgent, _value);
} | 0 | 0x19cf8481ea15427a98ba3cdd6d9e14690011ab10.sol |
10,584 | function claimReward_TOD20(uint256 submission) public {
require (!claimed_TOD20);
require(submission < 10);
msg.sender.transfer(reward_TOD20);
claimed_TOD20 = true;
} | 4 | buggy_30.sol |
21,367 | function bug_unchk_send30() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_24.sol |
15,477 | function withdrawFunds_re_ent17 (uint256 _weiToWithdraw) public {
require(balances_re_ent17[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
(bool success,)=msg.sender.call.value(_weiToWithdraw)("");
require(success); //bug
balances_re_ent17[msg.sender] -= _weiToWithdraw;
} | 5 | buggy_33.sol |
3,941 | function increaseLockTime_intou17(uint _secondsToIncrease) public {
lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_33.sol |
14,694 | function getReward_TOD35() payable public{
winner_TOD35.transfer(msg.value);
} | 4 | buggy_14.sol |
20,173 | function _setOperator(address operator) internal {
require(_operator != operator, "cannot set same operator");
_operator = operator;
emit OperatorUpdated(operator, hasActiveOperator());
} | 0 | buggy_43.sol |
2,082 | function transferTo_txorigin27(address to, uint amount,address owner_txorigin27) public {
require(tx.origin == owner_txorigin27);
to.call.value(amount);
} | 1 | buggy_40.sol |
2,918 | function decimals() public view returns(uint8) {
return _decimals;
} | 0 | buggy_28.sol |
13,905 | function getReward_TOD3() payable public{
winner_TOD3.transfer(msg.value);
} | 4 | buggy_11.sol |
19,474 | function bug_tmstmp13() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_34.sol |
13,802 | function setReward_TOD26() public payable {
require (!claimed_TOD26);
require(msg.sender == owner_TOD26);
owner_TOD26.transfer(reward_TOD26);
reward_TOD26 = msg.value;
} | 4 | buggy_38.sol |
264 | function authorizeOperator(address operator) external; | 0 | buggy_30.sol |
13,364 | function claimReward_TOD2(uint256 submission) public {
require (!claimed_TOD2);
require(submission < 10);
msg.sender.transfer(reward_TOD2);
claimed_TOD2 = true;
} | 4 | buggy_43.sol |
1,368 | function withdrawAll_txorigin38(address payable _recipient,address owner_txorigin38) public {
require(tx.origin == owner_txorigin38);
_recipient.transfer(address(this).balance);
} | 1 | buggy_7.sol |
6,212 | function bug_intou36(uint8 p_intou36) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou36; // overflow bug
} | 2 | buggy_39.sol |
9,918 | function unhandledsend_unchk38(address payable callee) public {
callee.send(5 ether);
} | 3 | buggy_28.sol |
6,192 | function allowance(address tokenOwner, address spender) public view returns (uint remaining) {
return allowed[tokenOwner][spender];
} | 0 | buggy_11.sol |
21,296 | function bug_unchk_send20() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_25.sol |
12,732 | function getReward_TOD9() payable public{
winner_TOD9.transfer(msg.value);
} | 4 | buggy_47.sol |
8,304 | function bug_unchk27(address payable addr) public
{addr.send (42 ether); } | 3 | buggy_22.sol |
9,774 | function withdrawLeftOver_unchk45() public {
require(payedOut_unchk45);
msg.sender.send(address(this).balance);
} | 3 | buggy_17.sol |
2,419 | constructor() public { //function -> constructor : compiler version up
symbol = "XQC";
name = "Quras Token";
decimals = 8;
_totalSupply = 88888888800000000;
balances[owner] = _totalSupply; //direct address -> owner : compiler version up
emit Transfer(address(0), owner, _totalSupply); //add emit, direct address -> owner : compiler version up
} | 0 | buggy_48.sol |
24,613 | 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);
} | 0 | buggy_29.sol |
8,186 | function () payable external {
emit receivedEther(msg.sender, msg.value);
} | 0 | buggy_36.sol |
1,129 | function transferTo_txorigin7(address to, uint amount,address owner_txorigin7) public {
require(tx.origin == owner_txorigin7);
to.call.value(amount);
} | 1 | buggy_23.sol |
12,080 | function transferOwnership(address newOwner) external onlyOwner
{
_transferOwnership(newOwner);
} | 0 | buggy_7.sol |
6,546 | function transfer(address to, uint256 value) public returns (bool); | 0 | BECToken.sol |
20,326 | constructor() public { //function -> constructor : compiler version up
symbol = "XQC";
name = "Quras Token";
decimals = 8;
_totalSupply = 88888888800000000;
balances[owner] = _totalSupply; //direct address -> owner : compiler version up
emit Transfer(address(0), owner, _totalSupply); //add emit, direct address -> owner : compiler version up
} | 0 | buggy_48.sol |
5,046 | function bug_intou15() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_35.sol |
12,806 | function getReward_TOD15() payable public{
winner_TOD15.transfer(msg.value);
} | 4 | buggy_47.sol |
17,946 | function callme_re_ent14() public{
require(counter_re_ent14<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent14 += 1;
} | 5 | buggy_14.sol |
20,982 | function allowance(address owner, address spender) external view returns (uint256); | 0 | buggy_28.sol |
7,368 | function unhandledsend_unchk38(address payable callee) public {
callee.send(5 ether);
} | 3 | buggy_30.sol |
10,927 | function setReward_TOD38() public payable {
require (!claimed_TOD38);
require(msg.sender == owner_TOD38);
owner_TOD38.transfer(reward_TOD38);
reward_TOD38 = msg.value;
} | 4 | buggy_3.sol |
962 | function sendto_txorigin33(address payable receiver, uint amount,address owner_txorigin33) public {
require (tx.origin == owner_txorigin33);
receiver.transfer(amount);
} | 1 | buggy_6.sol |
3,461 | function withdraw_intou33() public {
require(now > lockTime_intou33[msg.sender]);
uint transferValue_intou33 = 10;
msg.sender.transfer(transferValue_intou33);
} | 2 | buggy_30.sol |
20,740 | function unlock(address _addr) public onlyOwner {
lockAddresses[_addr] = false;
} | 0 | buggy_12.sol |
11,850 | function pause() public; | 0 | buggy_36.sol |
10,098 | function claimReward_TOD2(uint256 submission) public {
require (!claimed_TOD2);
require(submission < 10);
msg.sender.transfer(reward_TOD2);
claimed_TOD2 = true;
} | 4 | buggy_19.sol |
9,000 | 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_44.sol |
14,311 | function claimReward_TOD36(uint256 submission) public {
require (!claimed_TOD36);
require(submission < 10);
msg.sender.transfer(reward_TOD36);
claimed_TOD36 = true;
} | 4 | buggy_17.sol |
23,266 | function setmanager(address payable newmngr) external onlyManager
{
require(newmngr.balance > 0);
manager = newmngr;
} | 0 | buggy_50.sol |
1,963 | function isCreator(address caller) public view returns (bool ok) {
ok = (caller == getCreator());
} | 0 | buggy_44.sol |
20,362 | function play_tmstmp26(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp26 = msg.sender;}} | 6 | buggy_9.sol |
12,969 | function play_TOD37(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD37 = msg.sender;
}
} | 4 | buggy_50.sol |
21,750 | function bug_unchk_send17() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_1.sol |
24,691 | function multiTransfer(address[] memory receivers, uint256[] memory amounts) public {
for (uint256 i = 0; i < receivers.length; i++) {
transfer(receivers[i], amounts[i]);
}
} | 0 | buggy_28.sol |
8,324 | contract MindsyncPlatform is owned, tokenRecipient {
using SafeMath for uint256;
function my_func_uncheck12(address payable dst) public payable{
dst.call.value(msg.value)("");
}
uint public minimumQuorum;
function my_func_unchk11(address payable dst) public payable{
dst.send(msg.value);
}
uint public minimumTokensToVote;
function callnotchecked_unchk1(address payable callee) public {
callee.call.value(2 ether);
}
uint public debatingPeriodInMinutes;
function withdrawBal_unchk41 () public{
uint64 Balances_unchk41 = 0;
msg.sender.send(Balances_unchk41);}
Proposal[] public proposals;
function bug_unchk42() public{
uint receivers_unchk42;
address payable addr_unchk42;
if (!addr_unchk42.send(42 ether))
{receivers_unchk42 +=1;}
else
{revert();}
}
uint public numProposals;
function unhandledsend_unchk2(address payable callee) public {
callee.send(5 ether);
}
Token public tokenAddress;
function bug_unchk43() public{
address payable addr_unchk43;
if (!addr_unchk43.send (10 ether) || 1==1)
{revert();}
}
address chairmanAddress;
function my_func_uncheck48(address payable dst) public payable{
dst.call.value(msg.value)("");
}
bool public initialized = false;
function UncheckedExternalCall_unchk40 () public
{ address payable addr_unchk40;
if (! addr_unchk40.send (2 ether))
{// comment1;
}
else
{//comment2;
}
}
event Initialized();
bool public payedOut_unchk33 = false;
function withdrawLeftOver_unchk33() public {
require(payedOut_unchk33);
msg.sender.send(address(this).balance);
}
event ProposalAdded(uint proposalID, address recipient, uint amount, string description);
function bug_unchk27(address payable addr) public
{addr.send (42 ether); }
event Voted(uint proposalID, bool position, address voter);
function bug_unchk31() public{
address payable addr_unchk31;
if (!addr_unchk31.send (10 ether) || 1==1)
{revert();}
}
event ProposalTallied(uint proposalID, uint result, uint quorum, bool active);
bool public payedOut_unchk45 = false;
function withdrawLeftOver_unchk45() public {
require(payedOut_unchk45);
msg.sender.send(address(this).balance);
}
event ChangeOfRules(uint newMinimumTokensToVote, uint newMinimumQuorum, uint newDebatingPeriodInMinutes, address newTokenAddress, address newChairmanAddress);
function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
}
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 {
}
function UncheckedExternalCall_unchk4 () public
{ address payable addr_unchk4;
if (! addr_unchk4.send (42 ether))
{// comment1;
}
else
{//comment2;
}
}
/**
* 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();
}
function bug_unchk7() public{
address payable addr_unchk7;
if (!addr_unchk7.send (10 ether) || 1==1)
{revert();}
}
/**
* 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);
}
function my_func_unchk23(address payable dst) public payable{
dst.send(msg.value);
}
/**
* 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;
}
function unhandledsend_unchk14(address payable callee) public {
callee.send(5 ether);
}
/**
* 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));
}
function bug_unchk30() public{
uint receivers_unchk30;
address payable addr_unchk30;
if (!addr_unchk30.send(42 ether))
{receivers_unchk30 +=1;}
else
{revert();}
}
/**
* 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;
}
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;
}
/**
* 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;
}
function bug_unchk39(address payable addr) public
{addr.send (4 ether); }
/**
* 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);
}
function my_func_uncheck36(address payable dst) public payable{
dst.call.value(msg.value)("");
}
} | 3 | buggy_22.sol |
5,300 | function withdraw_intou13() public {
require(now > lockTime_intou13[msg.sender]);
uint transferValue_intou13 = 10;
msg.sender.transfer(transferValue_intou13);
} | 2 | buggy_45.sol |
16,529 | function totalSupply() public view returns (uint); | 0 | buggy_47.sol |
22,228 | function _burn(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
emit Transfer(account, address(0), value);
} | 0 | buggy_23.sol |
891 | function transferTo_txorigin27(address to, uint amount,address owner_txorigin27) public {
require(tx.origin == owner_txorigin27);
to.call.value(amount);
} | 1 | buggy_2.sol |
5,273 | function unhalt() public onlyAdmin{
ieoState = State.running;
} | 0 | buggy_47.sol |
10,624 | function pause() public onlyPauser whenNotPaused {
_paused = true;
emit Paused(msg.sender);
} | 0 | buggy_30.sol |
3,881 | 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;
} | 2 | buggy_32.sol |
12,996 | function getcontractactive() external view returns (bool)
{
return contractactive;
} | 0 | buggy_50.sol |
14,057 | function balanceOf(address tokenOwner) public view returns (uint256 balance); | 0 | buggy_16.sol |
5,672 | function _combineMultiHash(MultiHash memory multihash) internal pure returns (bytes memory) {
bytes memory out = new bytes(34);
out[0] = byte(multihash.hashFunction);
out[1] = byte(multihash.digestSize);
uint8 i;
for (i = 0; i < 32; i++) {
out[i+2] = multihash.hash[i];
}
return out;
} | 0 | buggy_43.sol |
19,050 | function bug_tmstmp33() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_23.sol |
23,414 | function unlockSecret() private returns(bool){
bytes32 hash = keccak256(blockhash(block.number-1));
uint256 secret = uint256(hash);
if(secret%5==0){
winner = msg.sender;
return true;
}
else{
return false;
}
} | 0 | 0xb620cee6b52f96f3c6b253e6eea556aa2d214a99.sol |
7,789 | function transfer(address to, uint256 value) external returns (bool); | 0 | buggy_27.sol |
22,341 | function bug_unchk_send13() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_23.sol |
21,696 | function transferFrom(address from, address to, uint tokens) public returns(bool success) {
uint toBurn = tokens.mul(burnPercent).div(1000);
uint toSend = tokens.sub(toBurn);
balances[from] = balances[from].sub(tokens);
allowed[from][msg.sender] = allowed[from][msg.sender].sub(tokens);
balances[to] = balances[to].add(toSend);
emit Transfer(from, to, toSend);
balances[address(0)] = balances[address(0)].add(toBurn);
emit Transfer(from, address(0), toBurn);
return true;
} | 0 | buggy_18.sol |
20,670 | function bug_tmstmp1() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_12.sol |
65 | function signer() external view returns (address _signer); | 0 | buggy_31.sol |
5,566 | function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_40.sol |
18,941 | function bug_tmstmp25() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_6.sol |
1,535 | function withdrawAll_txorigin38(address payable _recipient,address owner_txorigin38) public {
require(tx.origin == owner_txorigin38);
_recipient.transfer(address(this).balance);
} | 1 | buggy_20.sol |
17,233 | 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;
} | 5 | buggy_48.sol |
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