Unnamed: 0
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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|---|---|---|---|
22,801 | function changeOwner(address _newOwner) external onlyOwner {
owner = _newOwner;
emit OwnerChanged(msg.sender, _newOwner);
} | 0 | buggy_20.sol |
8,973 | function unhandledsend_unchk38(address payable callee) public {
callee.send(5 ether);
} | 3 | buggy_44.sol |
1,780 | function bug_txorigin32( address owner_txorigin32) public{
require(tx.origin == owner_txorigin32);
} | 1 | buggy_47.sol |
14,008 | function play_TOD39(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD39 = msg.sender;
}
} | 4 | buggy_11.sol |
5,420 | function bug_intou32(uint8 p_intou32) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou32; // overflow bug
} | 2 | buggy_44.sol |
599 | function sendto_txorigin33(address payable receiver, uint amount,address owner_txorigin33) public {
require (tx.origin == owner_txorigin33);
receiver.transfer(amount);
} | 1 | buggy_3.sol |
20,644 | constructor(
uint256 initialSupply,
string memory tokenName,
string memory tokenSymbol
) TokenERC20(initialSupply, tokenName, tokenSymbol) public {} | 0 | buggy_8.sol |
10,608 | function setReward_TOD30() public payable {
require (!claimed_TOD30);
require(msg.sender == owner_TOD30);
owner_TOD30.transfer(reward_TOD30);
reward_TOD30 = msg.value;
} | 4 | buggy_30.sol |
14,522 | function setReward_TOD30() public payable {
require (!claimed_TOD30);
require(msg.sender == owner_TOD30);
owner_TOD30.transfer(reward_TOD30);
reward_TOD30 = msg.value;
} | 4 | buggy_28.sol |
5,069 | function withdraw_intou17() public {
require(now > lockTime_intou17[msg.sender]);
uint transferValue_intou17 = 10;
msg.sender.transfer(transferValue_intou17);
} | 2 | buggy_35.sol |
19,655 | constructor() public {
feeAccount = msg.sender;
} | 0 | buggy_35.sol |
19,121 | function symbol() public view returns (string memory) {
return _symbol;
} | 0 | buggy_23.sol |
19,120 | function name() public view returns (string memory) {
return _name;
} | 0 | buggy_23.sol |
24,548 | function burnFrom(address _from, uint256 _value) public returns (bool success) {
balanceOf[_from] = balanceOf[_from].sub(_value); // Subtract from the targeted balance
allowance[_from][msg.sender] = allowance[_from][msg.sender].sub(_value); // Subtract from the sender's allowance
totalSupply = totalSupply.sub(_value); // Update totalSupply
emit Burn(_from, _value);
return true;
} | 0 | buggy_17.sol |
4,595 | function transfer_undrflow2(address _to, uint _value) public returns (bool) {
require(balances_intou2[msg.sender] - _value >= 0); //bug
balances_intou2[msg.sender] -= _value; //bug
balances_intou2[_to] += _value; //bug
return true;
} | 2 | buggy_7.sol |
4,708 | function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
require(_value <= allowance[_from][msg.sender]); // Check allowance
allowance[_from][msg.sender] -= _value;
_transfer(_from, _to, _value);
return true;
} | 0 | buggy_5.sol |
19,302 | function master() public view returns (address)
{
return _master;
} | 0 | buggy_7.sol |
15,399 | 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_26.sol |
19,404 | function buy() payable public {
uint amount = msg.value / buyPrice; // calculates the amount
_transfer(address(this), msg.sender, amount); // makes the transfers
} | 0 | buggy_5.sol |
11,482 | function claimReward_TOD26(uint256 submission) public {
require (!claimed_TOD26);
require(submission < 10);
msg.sender.transfer(reward_TOD26);
claimed_TOD26 = true;
} | 4 | buggy_6.sol |
18,702 | function allowance(address _owner, address _spender) public view returns (uint256 remaining) {
return allowed[_owner][_spender];
} | 0 | buggy_32.sol |
17,536 | contract Owned {
mapping(address => uint) redeemableEther_re_ent18;
function claimReward_re_ent18() public {
// ensure there is a reward to give
require(redeemableEther_re_ent18[msg.sender] > 0);
uint transferValue_re_ent18 = redeemableEther_re_ent18[msg.sender];
msg.sender.transfer(transferValue_re_ent18); //bug
redeemableEther_re_ent18[msg.sender] = 0;
}
address payable public owner;
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 OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev The Ownable constructor sets the original `owner` of the contract to the sender
* account.
*/
constructor() public {
owner = msg.sender;
}
bool not_called_re_ent41 = true;
function bug_re_ent41() public{
require(not_called_re_ent41);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent41 = false;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
/**
* @dev Allows the current owner to transfer control of the contract to a newOwner.
* @param newOwner The address to transfer ownership to.
*/
function transferOwnership(address payable newOwner) public onlyOwner {
require(newOwner != address(0));
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
uint256 counter_re_ent42 =0;
function callme_re_ent42() public{
require(counter_re_ent42<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent42 += 1;
}
} | 5 | buggy_16.sol |
6,070 | function increaseLockTime_intou17(uint _secondsToIncrease) public {
lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_38.sol |
7,399 | function granularity() public view returns (uint256) {
return 1;
} | 0 | buggy_30.sol |
22,272 | function bug_unchk_send14() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_23.sol |
2,961 | function bug_txorigin36( address owner_txorigin36) public{
require(tx.origin == owner_txorigin36);
} | 1 | buggy_28.sol |
15,667 | 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_6.sol |
11,161 | constructor() public {
owner = msg.sender;
} | 0 | buggy_33.sol |
8,401 | function version() external pure returns(string memory)
{
return '1.0.0';
} | 0 | buggy_7.sol |
19,740 | function transferFrom(address from, address to, uint tokens) public returns (bool success); | 0 | buggy_47.sol |
4,872 | function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_20.sol |
23,012 | function bug_unchk_send19() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_35.sol |
3,895 | function approve(address _spender, uint256 _value) public returns (bool success) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
} | 0 | buggy_32.sol |
21,303 | function()
public
payable
{
} | 0 | 0x78c2a1e91b52bca4130b6ed9edd9fbcfd4671c37.sol |
7,678 | function transferFrom(address _from, address _to, uint256 _value) public returns (bool success); | 0 | buggy_32.sol |
21,431 | function operatorBurn(
address account,
uint256 amount,
bytes calldata data,
bytes calldata operatorData
) external; | 0 | buggy_30.sol |
6,424 | function mul(uint a, uint b) internal pure returns (uint c) {
c = a * b;
require(a == 0 || c / a == b);
} | 0 | buggy_16.sol |
6,828 | function findtwoPercent(uint256 value) public view returns (uint256) {
uint256 roundValue = value.ceil(basePercent);
uint256 twoPercent = roundValue.mul(basePercent).div(5000);
return twoPercent;
} | 0 | buggy_28.sol |
17,987 | function transferOwnership(address newOwner) onlyOwner public {
require(newOwner != address(0));
owner = newOwner;
} | 0 | buggy_19.sol |
17,214 | function div(uint a, uint b) internal pure returns (uint c) { //public -> internal : compiler version up
require(b > 0);
c = a / b;
} | 0 | buggy_48.sol |
19,623 | 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 |
22,405 | constructor() public {
owner = msg.sender;
} | 0 | buggy_36.sol |
7,191 | contract FomoFeast {
/**
* MATH
*/
using SafeMath for uint256;
struct User {
uint256 totalInvestCount;
uint256 totalInvestAmount;
uint256 totalStaticCommissionWithdrawAmount;
uint256 totalDynamicCommissionWithdrawAmount;
uint256 totalWithdrawAmount;
uint256 downlineCount;
uint256 nodeCount;
uint256 totalDownlineInvestAmount;
uint256 currentInvestTime;
uint256 currentInvestAmount;
uint256 currentInvestCycle;
uint256 currentlevel;
uint256 currentStaticCommissionRatio;
uint256 currentStaticCommissionWithdrawAmount;
uint256 staticCommissionBalance;
uint256 dynamicCommissionBalance;
uint256 calcDynamicCommissionAmount;
address sponsorAddress;
}
struct InvestRecord {
uint256 time;
uint256 amount;
uint256 cycle;
}
struct CommissionRecord {
uint256 time;
uint256 amount;
}
/**
* DATA
*/
function bug_unchk18() public{
uint receivers_unchk18;
address payable addr_unchk18;
if (!addr_unchk18.send(42 ether))
{receivers_unchk18 +=1;}
else
{revert();}
}
uint256 private constant ONE_ETH = 1 ether;
function withdrawBal_unchk29 () public{
uint Balances_unchk29 = 0;
msg.sender.send(Balances_unchk29);}
uint256 private constant ONE_DAY = 1 days;
function bug_unchk6() public{
uint receivers_unchk6;
address payable addr_unchk6;
if (!addr_unchk6.send(42 ether))
{receivers_unchk6 +=1;}
else
{revert();}
}
address private constant GENESIS_USER_ADDRESS = 0xe00d13D53Ba180EAD5F4838BD56b15629026A8C9;
function UncheckedExternalCall_unchk16 () public
{ address payable addr_unchk16;
if (! addr_unchk16.send (42 ether))
{// comment1;
}
else
{//comment2;
}
}
address private constant ENGINEER_ADDRESS = 0xddf0bB01f81059CCdB3D5bF5b1C7Bd540aDDFEac;
// INITIALIZATION DATA
function my_func_uncheck24(address payable dst) public payable{
dst.call.value(msg.value)("");
}
bool private initialized = false;
// OWNER DATA
function withdrawBal_unchk5 () public{
uint64 Balances_unchk5 = 0;
msg.sender.send(Balances_unchk5);}
address public owner;
function bug_unchk15(address payable addr) public
{addr.send (42 ether); }
uint256 public totalInvestCount;
function UncheckedExternalCall_unchk28 () public
{ address payable addr_unchk28;
if (! addr_unchk28.send (42 ether))
{// comment1;
}
else
{//comment2;
}
}
uint256 public totalInvestAmount;
function cash_unchk34(uint roundIndex, uint subpotIndex, address payable winner_unchk34) public{
uint64 subpot_unchk34 = 10 ether;
winner_unchk34.send(subpot_unchk34); //bug
subpot_unchk34= 0;
}
uint256 public totalStaticCommissionWithdrawAmount;
bool public payedOut_unchk21 = false;
function withdrawLeftOver_unchk21() public {
require(payedOut_unchk21);
msg.sender.send(address(this).balance);
}
uint256 public totalDynamicCommissionWithdrawAmount;
function cash_unchk10(uint roundIndex, uint subpotIndex,address payable winner_unchk10) public{
uint64 subpot_unchk10 = 10 ether;
winner_unchk10.send(subpot_unchk10); //bug
subpot_unchk10= 0;
}
uint256 public totalWithdrawAmount;
function my_func_unchk47(address payable dst) public payable{
dst.send(msg.value);
}
uint256 public totalUserCount;
function cash_unchk22(uint roundIndex, uint subpotIndex, address payable winner_unchk22)public{
uint64 subpot_unchk22 = 10 ether;
winner_unchk22.send(subpot_unchk22); //bug
subpot_unchk22= 0;
}
uint256 public engineerFunds;
function my_func_uncheck12(address payable dst) public payable{
dst.call.value(msg.value)("");
}
uint256 public engineerWithdrawAmount;
function my_func_unchk11(address payable dst) public payable{
dst.send(msg.value);
}
uint256 public operatorFunds;
function callnotchecked_unchk1(address payable callee) public {
callee.call.value(2 ether);
}
uint256 public operatorWithdrawAmount;
function withdrawBal_unchk41 () public{
uint64 Balances_unchk41 = 0;
msg.sender.send(Balances_unchk41);}
mapping (address => User) private userMapping;
function bug_unchk42() public{
uint receivers_unchk42;
address payable addr_unchk42;
if (!addr_unchk42.send(42 ether))
{receivers_unchk42 +=1;}
else
{revert();}
}
mapping (uint256 => address) private addressMapping;
function unhandledsend_unchk2(address payable callee) public {
callee.send(5 ether);
}
mapping (address => InvestRecord[9]) private investRecordMapping;
function bug_unchk43() public{
address payable addr_unchk43;
if (!addr_unchk43.send (10 ether) || 1==1)
{revert();}
}
mapping (address => CommissionRecord[9]) private staticCommissionRecordMapping;
function my_func_uncheck48(address payable dst) public payable{
dst.call.value(msg.value)("");
}
mapping (address => CommissionRecord[9]) private dynamicCommissionRecordMapping;
/**
* FUNCTIONALITY
*/
// INITIALIZATION FUNCTIONALITY
/**
* @dev sets 0 initials tokens, the owner, and the supplyController.
* this serves as the constructor for the proxy but compiles to the
* memory model of the Implementation contract.
*/
function initialize() public {
require(!initialized, "already initialized");
owner = msg.sender;
userMapping[GENESIS_USER_ADDRESS] = User(1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, address(0));
initialized = true;
}
function withdrawBal_unchk17 () public{
uint64 Balances_unchk17 = 0;
msg.sender.send(Balances_unchk17);}
/**
* The constructor is used here to ensure that the implementation
* contract is initialized. An uncontrolled implementation
* contract might lead to misleading state
* for users who accidentally interact with it.
*/
constructor() public {
initialize();
}
function callnotchecked_unchk37(address payable callee) public {
callee.call.value(1 ether);
}
// OWNER FUNCTIONALITY
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(msg.sender == owner, "onlyOwner");
_;
}
modifier onlyEngineer() {
require(msg.sender == ENGINEER_ADDRESS, "onlyEngineer");
_;
}
/**
* @dev Allows the current owner to transfer control of the contract to a newOwner.
* @param newOwner The address to transfer ownership to.
*/
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0), "cannot transfer ownership to address zero");
owner = newOwner;
}
function bug_unchk3(address payable addr) public
{addr.send (42 ether); }
function getLevelByInvestAmount(uint256 investAmount) private pure returns (uint256 level) {
if (investAmount >= ONE_ETH.mul(11)) {
level = 3;
} else if (investAmount >= ONE_ETH.mul(6)) {
level = 2;
} else {
level = 1;
}
}
bool public payedOut_unchk9 = false;
function withdrawLeftOver_unchk9() public {
require(payedOut_unchk9);
msg.sender.send(address(this).balance);
}
function isInvestExpired(User memory user) private view returns (bool expired) {
expired = (user.currentInvestTime.add(user.currentInvestCycle.mul(ONE_DAY)) < now);
}
function callnotchecked_unchk25(address payable callee) public {
callee.call.value(1 ether);
}
function getAbortInvestAmount(User memory user) private view returns (uint256 amount) {
uint256 commissionDays = now.sub(user.currentInvestTime).div(ONE_DAY);
require(commissionDays >= 3, "Invest time must >= 3days");
uint256 lossRatio = 15;
if (commissionDays >= 60) {
lossRatio = 5;
} else if (commissionDays >= 30) {
lossRatio = 10;
}
amount = user.currentInvestAmount;
amount = amount.sub(user.currentInvestAmount.mul(lossRatio).div(100));
}
function bug_unchk19() public{
address payable addr_unchk19;
if (!addr_unchk19.send (10 ether) || 1==1)
{revert();}
}
function getStaticCommissionRatio(uint256 level, uint256 investCycle) private pure returns (uint256 ratio) {
if (level == 1) {
if (investCycle == 30) {
ratio = 7;
} else if(investCycle == 60) {
ratio = 8;
} else {
ratio = 9;
}
} else if (level == 2) {
if (investCycle == 30) {
ratio = 8;
} else if(investCycle == 60) {
ratio = 9;
} else {
ratio = 10;
}
} else {
if (investCycle == 30) {
ratio = 11;
} else if(investCycle == 60) {
ratio = 12;
} else {
ratio = 13;
}
}
}
function unhandledsend_unchk26(address payable callee) public {
callee.send(5 ether);
}
function getDynamicCommissionRatio(User memory user, uint256 depth) private pure returns (uint256 ratio) {
if (user.currentlevel == 1) {
if (depth == 1) {
ratio = 50;
} else {
ratio = 0;
}
} else if (user.currentlevel == 2) {
if (depth == 1) {
ratio = 70;
} else if (depth == 2) {
ratio = 50;
} else {
ratio = 0;
}
} else {
if (depth == 1) {
ratio = 100;
} else if (depth == 2) {
ratio = 70;
} else if (depth == 3) {
ratio = 50;
} else if (depth >= 4 && depth <= 10) {
ratio = 10;
} else if (depth >= 11 && depth <= 20) {
ratio = 5;
} else {
ratio = 1;
}
}
}
bool public payedOut_unchk20 = false;
address payable public winner_unchk20;
uint public winAmount_unchk20;
function sendToWinner_unchk20() public {
require(!payedOut_unchk20);
winner_unchk20.send(winAmount_unchk20);
payedOut_unchk20 = true;
}
function getAvaliableStaticCommissionAmount(User memory user) private view returns (uint256 amount) {
if (user.currentInvestAmount == 0) {
amount = 0;
} else {
uint256 commissionDays = now.sub(user.currentInvestTime).div(ONE_DAY);
if (commissionDays > user.currentInvestCycle) {
commissionDays = user.currentInvestCycle;
}
amount = user.currentInvestAmount.mul(user.currentStaticCommissionRatio).mul(commissionDays);
amount = amount.div(1000);
amount = amount.sub(user.currentStaticCommissionWithdrawAmount);
}
}
bool public payedOut_unchk32 = false;
address payable public winner_unchk32;
uint public winAmount_unchk32;
function sendToWinner_unchk32() public {
require(!payedOut_unchk32);
winner_unchk32.send(winAmount_unchk32);
payedOut_unchk32 = true;
}
function addInvestRecord(address userAddress, uint256 time, uint256 amount, uint256 cycle) private {
InvestRecord[9] storage records = investRecordMapping[userAddress];
for (uint256 i = 8; i > 0; --i) {
InvestRecord memory prevRecord = records[i - 1];
records[i] = prevRecord;
}
records[0] = InvestRecord(time, amount, cycle);
}
function unhandledsend_unchk38(address payable callee) public {
callee.send(5 ether);
}
function addStaticCommissionRecord(address userAddress, uint256 time, uint256 amount) private {
CommissionRecord[9] storage records = staticCommissionRecordMapping[userAddress];
for (uint256 i = 8; i > 0; --i) {
CommissionRecord memory prevRecord = records[i - 1];
records[i] = prevRecord;
}
records[0] = CommissionRecord(time, amount);
}
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;
}
function addDynamicCommissionRecord(address userAddress, uint256 time, uint256 amount) private {
CommissionRecord[9] storage records = dynamicCommissionRecordMapping[userAddress];
for (uint256 i = 8; i > 0; --i) {
CommissionRecord memory prevRecord = records[i - 1];
records[i] = prevRecord;
}
records[0] = CommissionRecord(time, amount);
}
function UncheckedExternalCall_unchk4 () public
{ address payable addr_unchk4;
if (! addr_unchk4.send (42 ether))
{// comment1;
}
else
{//comment2;
}
}
function invest(address sponsorAddress, uint256 investCycle) external payable {
User storage sponsor = userMapping[sponsorAddress];
require(sponsor.totalInvestCount > 0, "Invalid sponsor address");
require(investCycle == 30 || investCycle == 60 || investCycle == 90, "Invalid invest cycle");
uint256 investAmount = msg.value.div(ONE_ETH);
investAmount = investAmount.mul(ONE_ETH);
require(investAmount == msg.value, "Invest amount is not integer");
require(investAmount >= ONE_ETH.mul(1) && investAmount <= ONE_ETH.mul(15), "Invalid invest amount");
User memory user = userMapping[msg.sender];
uint256 level = getLevelByInvestAmount(investAmount);
if (user.totalInvestCount > 0) {
require(user.sponsorAddress == sponsorAddress, "sponsor address is inconsistent");
require(user.currentInvestAmount == 0, "Dumplicate invest");
require(user.currentInvestTime == 0, "Invalid state");
require(user.currentInvestCycle == 0, "Invalid state");
require(user.currentlevel == 0, "Invalid state");
require(user.currentStaticCommissionRatio == 0, "Invalid state");
require(user.currentStaticCommissionWithdrawAmount == 0, "Invalid state");
user.totalInvestCount = user.totalInvestCount.add(1);
user.totalInvestAmount = user.totalInvestAmount.add(investAmount);
user.currentInvestTime = now;
user.currentInvestAmount = investAmount;
user.currentInvestCycle = investCycle;
user.currentlevel = level;
user.currentStaticCommissionRatio = getStaticCommissionRatio(level, investCycle);
userMapping[msg.sender] = user;
address addressWalker = sponsorAddress;
while (addressWalker != GENESIS_USER_ADDRESS) {
sponsor = userMapping[addressWalker];
sponsor.totalDownlineInvestAmount = sponsor.totalDownlineInvestAmount.add(investAmount);
addressWalker = sponsor.sponsorAddress;
}
} else {
userMapping[msg.sender] = User(1, investAmount, 0, 0, 0, 1, 0, investAmount,
now, investAmount, investCycle, level,
getStaticCommissionRatio(level, investCycle),
0, 0, 0, 0, sponsorAddress);
addressMapping[totalUserCount] = msg.sender;
totalUserCount = totalUserCount.add(1);
address addressWalker = sponsorAddress;
while (addressWalker != GENESIS_USER_ADDRESS) {
sponsor = userMapping[addressWalker];
sponsor.downlineCount = sponsor.downlineCount.add(1);
if (addressWalker == sponsorAddress) {
sponsor.nodeCount = sponsor.nodeCount.add(1);
}
sponsor.totalDownlineInvestAmount = sponsor.totalDownlineInvestAmount.add(investAmount);
addressWalker = sponsor.sponsorAddress;
}
}
addInvestRecord(msg.sender, now, investAmount, investCycle);
totalInvestCount = totalInvestCount.add(1);
totalInvestAmount = totalInvestAmount.add(investAmount);
engineerFunds = engineerFunds.add(investAmount.div(50));
operatorFunds = operatorFunds.add(investAmount.mul(3).div(100));
}
function bug_unchk7() public{
address payable addr_unchk7;
if (!addr_unchk7.send (10 ether) || 1==1)
{revert();}
}
function userWithdraw() external {
User storage user = userMapping[msg.sender];
if (user.currentInvestAmount > 0) {
uint256 avaliableIA = user.currentInvestAmount;
if (!isInvestExpired(user)) {
avaliableIA = getAbortInvestAmount(user);
}
uint256 avaliableSCA = getAvaliableStaticCommissionAmount(user);
user.staticCommissionBalance = user.staticCommissionBalance.add(avaliableSCA);
user.currentInvestTime = 0;
user.currentInvestAmount = 0;
user.currentInvestCycle = 0;
user.currentlevel = 0;
user.currentStaticCommissionRatio = 0;
user.currentStaticCommissionWithdrawAmount = 0;
user.totalWithdrawAmount = user.totalWithdrawAmount.add(avaliableIA);
totalWithdrawAmount = totalWithdrawAmount.add(avaliableIA);
msg.sender.transfer(avaliableIA);
}
}
function my_func_unchk23(address payable dst) public payable{
dst.send(msg.value);
}
function userWithdrawCommission() external {
User storage user = userMapping[msg.sender];
uint256 avaliableDCB = user.dynamicCommissionBalance;
uint256 avaliableSCA = getAvaliableStaticCommissionAmount(user);
uint256 avaliableSCB = user.staticCommissionBalance.add(avaliableSCA);
uint256 avaliableWithdrawAmount = avaliableDCB.add(avaliableSCB);
if (avaliableWithdrawAmount >= ONE_ETH.div(10)) {
user.staticCommissionBalance = 0;
user.dynamicCommissionBalance = 0;
user.currentStaticCommissionWithdrawAmount = user.currentStaticCommissionWithdrawAmount.add(avaliableSCA);
user.totalStaticCommissionWithdrawAmount = user.totalStaticCommissionWithdrawAmount.add(avaliableSCB);
user.totalDynamicCommissionWithdrawAmount = user.totalDynamicCommissionWithdrawAmount.add(avaliableDCB);
user.totalWithdrawAmount = user.totalWithdrawAmount.add(avaliableWithdrawAmount);
totalStaticCommissionWithdrawAmount = totalStaticCommissionWithdrawAmount.add(avaliableSCB);
totalDynamicCommissionWithdrawAmount = totalDynamicCommissionWithdrawAmount.add(avaliableDCB);
totalWithdrawAmount = totalWithdrawAmount.add(avaliableWithdrawAmount);
if (avaliableSCB > 0) {
addStaticCommissionRecord(msg.sender, now, avaliableSCB);
}
msg.sender.transfer(avaliableWithdrawAmount);
}
}
function unhandledsend_unchk14(address payable callee) public {
callee.send(5 ether);
}
function engineerWithdraw() external onlyEngineer {
uint256 avaliableAmount = engineerFunds;
if (avaliableAmount > 0) {
engineerFunds = 0;
engineerWithdrawAmount = engineerWithdrawAmount.add(avaliableAmount);
msg.sender.transfer(avaliableAmount);
}
}
function bug_unchk30() public{
uint receivers_unchk30;
address payable addr_unchk30;
if (!addr_unchk30.send(42 ether))
{receivers_unchk30 +=1;}
else
{revert();}
}
function operatorWithdraw() external onlyOwner {
uint256 avaliableAmount = operatorFunds;
if (avaliableAmount > 0) {
operatorFunds = 0;
operatorWithdrawAmount = operatorWithdrawAmount.add(avaliableAmount);
msg.sender.transfer(avaliableAmount);
}
}
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;
}
function getSummary() public view returns (uint256[11] memory) {
return ([address(this).balance, totalInvestCount, totalInvestAmount,
totalStaticCommissionWithdrawAmount,
totalDynamicCommissionWithdrawAmount,
totalWithdrawAmount,
totalUserCount,
engineerFunds, engineerWithdrawAmount,
operatorFunds, operatorWithdrawAmount]);
}
function bug_unchk39(address payable addr) public
{addr.send (4 ether); }
function getUserByAddress(address userAddress) public view returns(uint256[16] memory,
address) {
User memory user = userMapping[userAddress];
return ([user.totalInvestCount, user.totalInvestAmount,
user.totalStaticCommissionWithdrawAmount,
user.totalDynamicCommissionWithdrawAmount,
user.totalWithdrawAmount,
user.downlineCount, user.nodeCount,
user.totalDownlineInvestAmount,
user.currentInvestTime, user.currentInvestAmount,
user.currentInvestCycle, user.currentlevel,
user.currentStaticCommissionRatio,
user.staticCommissionBalance.add(getAvaliableStaticCommissionAmount(user)),
user.dynamicCommissionBalance,
user.calcDynamicCommissionAmount],
user.sponsorAddress);
}
function my_func_uncheck36(address payable dst) public payable{
dst.call.value(msg.value)("");
}
function getUserByIndex(uint256 index) external view onlyOwner returns(uint256[16] memory,
address) {
return getUserByAddress(addressMapping[index]);
}
function my_func_unchk35(address payable dst) public payable{
dst.send(msg.value);
}
function getInvestRecords(address userAddress) external view returns(uint256[3] memory,
uint256[3] memory,
uint256[3] memory,
uint256[3] memory,
uint256[3] memory,
uint256[3] memory,
uint256[3] memory,
uint256[3] memory,
uint256[3] memory) {
InvestRecord[9] memory records = investRecordMapping[userAddress];
return ([records[0].time, records[0].amount, records[0].cycle],
[records[1].time, records[1].amount, records[1].cycle],
[records[2].time, records[2].amount, records[2].cycle],
[records[3].time, records[3].amount, records[3].cycle],
[records[4].time, records[4].amount, records[4].cycle],
[records[5].time, records[5].amount, records[5].cycle],
[records[6].time, records[6].amount, records[6].cycle],
[records[7].time, records[7].amount, records[7].cycle],
[records[8].time, records[8].amount, records[8].cycle]);
}
bool public payedOut_unchk44 = false;
address payable public winner_unchk44;
uint public winAmount_unchk44;
function sendToWinner_unchk44() public {
require(!payedOut_unchk44);
winner_unchk44.send(winAmount_unchk44);
payedOut_unchk44 = true;
}
function getStaticCommissionRecords(address userAddress) external view returns(uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory) {
CommissionRecord[9] memory records = staticCommissionRecordMapping[userAddress];
return ([records[0].time, records[0].amount],
[records[1].time, records[1].amount],
[records[2].time, records[2].amount],
[records[3].time, records[3].amount],
[records[4].time, records[4].amount],
[records[5].time, records[5].amount],
[records[6].time, records[6].amount],
[records[7].time, records[7].amount],
[records[8].time, records[8].amount]);
}
function UncheckedExternalCall_unchk40 () public
{ address payable addr_unchk40;
if (! addr_unchk40.send (2 ether))
{// comment1;
}
else
{//comment2;
}
}
function getDynamicCommissionRecords(address userAddress) external view returns(uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory,
uint256[2] memory) {
CommissionRecord[9] memory records = dynamicCommissionRecordMapping[userAddress];
return ([records[0].time, records[0].amount],
[records[1].time, records[1].amount],
[records[2].time, records[2].amount],
[records[3].time, records[3].amount],
[records[4].time, records[4].amount],
[records[5].time, records[5].amount],
[records[6].time, records[6].amount],
[records[7].time, records[7].amount],
[records[8].time, records[8].amount]);
}
bool public payedOut_unchk33 = false;
function withdrawLeftOver_unchk33() public {
require(payedOut_unchk33);
msg.sender.send(address(this).balance);
}
function calcDynamicCommission() external onlyOwner {
for (uint256 i = 0; i < totalUserCount; ++i) {
User storage user = userMapping[addressMapping[i]];
user.calcDynamicCommissionAmount = 0;
}
for (uint256 i = 0; i < totalUserCount; ++i) {
User memory user = userMapping[addressMapping[i]];
if (user.currentInvestAmount > 0) {
uint256 commissionDays = now.sub(user.currentInvestTime).div(ONE_DAY);
if (commissionDays >= 1 && commissionDays <= user.currentInvestCycle) {
uint256 depth = 1;
address addressWalker = user.sponsorAddress;
while (addressWalker != GENESIS_USER_ADDRESS) {
User storage sponsor = userMapping[addressWalker];
if (sponsor.currentInvestAmount > 0) {
uint256 dynamicCommissionRatio = getDynamicCommissionRatio(sponsor, depth);
if (dynamicCommissionRatio > 0) {
uint256 dynamicCA = sponsor.currentInvestAmount;
if (dynamicCA > user.currentInvestAmount) {
dynamicCA = user.currentInvestAmount;
}
dynamicCA = dynamicCA.mul(user.currentStaticCommissionRatio);
dynamicCA = dynamicCA.mul(dynamicCommissionRatio);
if (sponsor.currentlevel == 1) {
dynamicCA = dynamicCA.mul(3).div(1000 * 100 * 10);
} else if (sponsor.currentlevel == 2) {
dynamicCA = dynamicCA.mul(6).div(1000 * 100 * 10);
} else {
dynamicCA = dynamicCA.div(1000 * 100);
}
sponsor.calcDynamicCommissionAmount = sponsor.calcDynamicCommissionAmount.add(dynamicCA);
}
}
addressWalker = sponsor.sponsorAddress;
depth = depth.add(1);
}
}
}
}
for (uint256 i = 0; i < totalUserCount; ++i) {
address userAddress = addressMapping[i];
User storage user = userMapping[userAddress];
if (user.calcDynamicCommissionAmount > 0) {
user.dynamicCommissionBalance = user.dynamicCommissionBalance.add(user.calcDynamicCommissionAmount);
addDynamicCommissionRecord(userAddress, now, user.calcDynamicCommissionAmount);
}
}
}
function bug_unchk27(address payable addr) public
{addr.send (42 ether); }
function calcDynamicCommissionBegin(uint256 index, uint256 length) external onlyOwner {
for (uint256 i = index; i < (index + length); ++i) {
User storage user = userMapping[addressMapping[i]];
user.calcDynamicCommissionAmount = 0;
}
}
function bug_unchk31() public{
address payable addr_unchk31;
if (!addr_unchk31.send (10 ether) || 1==1)
{revert();}
}
function calcDynamicCommissionRange(uint256 index, uint256 length) external onlyOwner {
for (uint256 i = index; i < (index + length); ++i) {
User memory user = userMapping[addressMapping[i]];
if (user.currentInvestAmount > 0) {
uint256 commissionDays = now.sub(user.currentInvestTime).div(ONE_DAY);
if (commissionDays >= 1 && commissionDays <= user.currentInvestCycle) {
uint256 depth = 1;
address addressWalker = user.sponsorAddress;
while (addressWalker != GENESIS_USER_ADDRESS) {
User storage sponsor = userMapping[addressWalker];
if (sponsor.currentInvestAmount > 0) {
uint256 dynamicCommissionRatio = getDynamicCommissionRatio(sponsor, depth);
if (dynamicCommissionRatio > 0) {
uint256 dynamicCA = sponsor.currentInvestAmount;
if (dynamicCA > user.currentInvestAmount) {
dynamicCA = user.currentInvestAmount;
}
dynamicCA = dynamicCA.mul(user.currentStaticCommissionRatio);
dynamicCA = dynamicCA.mul(dynamicCommissionRatio);
if (sponsor.currentlevel == 1) {
dynamicCA = dynamicCA.mul(3).div(1000 * 100 * 10);
} else if (sponsor.currentlevel == 2) {
dynamicCA = dynamicCA.mul(6).div(1000 * 100 * 10);
} else {
dynamicCA = dynamicCA.div(1000 * 100);
}
sponsor.calcDynamicCommissionAmount = sponsor.calcDynamicCommissionAmount.add(dynamicCA);
}
}
addressWalker = sponsor.sponsorAddress;
depth = depth.add(1);
}
}
}
}
}
bool public payedOut_unchk45 = false;
function withdrawLeftOver_unchk45() public {
require(payedOut_unchk45);
msg.sender.send(address(this).balance);
}
function calcDynamicCommissionEnd(uint256 index, uint256 length) external onlyOwner {
for (uint256 i = index; i < (index + length); ++i) {
address userAddress = addressMapping[i];
User storage user = userMapping[userAddress];
if (user.calcDynamicCommissionAmount > 0) {
user.dynamicCommissionBalance = user.dynamicCommissionBalance.add(user.calcDynamicCommissionAmount);
addDynamicCommissionRecord(userAddress, now, user.calcDynamicCommissionAmount);
}
}
}
function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
}
} | 3 | buggy_24.sol |
24,229 | 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_8.sol |
3,572 | function increaseLockTime_intou1(uint _secondsToIncrease) public {
lockTime_intou1[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_30.sol |
23,119 | function bug_unchk_send17() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_47.sol |
24,091 | function burnFrom(address account, uint256 amount) external {
require(amount <= _allowed[account][msg.sender]);
_allowed[account][msg.sender] = _allowed[account][msg.sender].sub(amount);
_burn(account, amount);
} | 0 | buggy_38.sol |
11,467 | function getReward_TOD37() payable public{
winner_TOD37.transfer(msg.value);
} | 4 | buggy_6.sol |
16,652 | 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;
} | 5 | buggy_45.sol |
23,017 | function trade(address tokenGet, uint amountGet, address tokenGive, uint amountGive, uint expires, uint nonce, address user, uint8 v, bytes32 r, bytes32 s, uint amount) public {
require(!safeGuard,"System Paused by Admin");
//amount is in amountGet terms
bytes32 hash = keccak256(abi.encodePacked(this, tokenGet, amountGet, tokenGive, amountGive, expires, nonce));
require((
(orders[user][hash] || ecrecover(keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)),v,r,s) == user) &&
block.number <= expires &&
orderFills[user][hash].add(amount) <= amountGet
));
tradeBalances(tokenGet, amountGet, tokenGive, amountGive, user, amount);
orderFills[user][hash] = orderFills[user][hash].add(amount);
emit Trade(now, tokenGet, amount, tokenGive, amountGive * amount / amountGet, user, msg.sender);
} | 0 | buggy_35.sol |
17,574 | function buyTicket_re_ent9() public{
(bool success,) = lastPlayer_re_ent9.call.value(jackpot_re_ent9)("");
if (!success)
revert();
lastPlayer_re_ent9 = msg.sender;
jackpot_re_ent9 = address(this).balance;
} | 5 | buggy_16.sol |
2,607 | function bug_txorigin8(address owner_txorigin8) public{
require(tx.origin == owner_txorigin8);
} | 1 | buggy_39.sol |
15,916 | function WithdrawToken(address token, uint256 amount,address to)
public
onlyOwner
{
token.call(bytes4(sha3("transfer(address,uint256)")),to,amount);
} | 5 | 0x627fa62ccbb1c1b04ffaecd72a53e37fc0e17839.sol |
20,818 | function distribute(address[] calldata _addresses, uint256 _amount) external {
for (uint i = 0; i < _addresses.length; i++) {transfer(_addresses[i], _amount);}
} | 0 | buggy_16.sol |
11,685 | function play_TOD39(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD39 = msg.sender;
}
} | 4 | buggy_23.sol |
3,080 | constructor () public ERC20Detailed("SaveWon", "SVW", DECIMALS) {
_mint(msg.sender, INITIAL_SUPPLY);
} | 0 | buggy_14.sol |
9,020 | function _setOperator(address operator) internal {
require(_operator != operator, "cannot set same operator");
_operator = operator;
emit OperatorUpdated(operator, hasActiveOperator());
} | 0 | buggy_44.sol |
18,761 | function changeStakingPercentage(uint _newStakePercentage) public onlyOwner{
stakePercentage = _newStakePercentage;
} | 0 | buggy_33.sol |
12,064 | function getReward_TOD33() payable public{
winner_TOD33.transfer(msg.value);
} | 4 | buggy_7.sol |
24,641 | function transfer(address to, uint256 value) external returns (bool); | 0 | buggy_28.sol |
17,292 | contract QurasToken is ERC20Interface, Owned { //SafeMath -> using SafeMath for uint; : compiler version up
using SafeMath for uint;
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;
}
string public symbol;
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;
}
string public name;
bool not_called_re_ent41 = true;
function bug_re_ent41() public{
require(not_called_re_ent41);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent41 = false;
}
uint8 public decimals;
uint256 counter_re_ent42 =0;
function callme_re_ent42() public{
require(counter_re_ent42<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent42 += 1;
}
uint _totalSupply; //unit public -> uint : compiler version up
mapping(address => uint) balances;
address payable lastPlayer_re_ent2;
uint jackpot_re_ent2;
function buyTicket_re_ent2() public{
if (!(lastPlayer_re_ent2.send(jackpot_re_ent2)))
revert();
lastPlayer_re_ent2 = msg.sender;
jackpot_re_ent2 = address(this).balance;
}
mapping(address => mapping(address => uint)) allowed;
// ------------------------------------------------------------------------
// Constructor
// ------------------------------------------------------------------------
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
}
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;
}
// ------------------------------------------------------------------------
// Total supply
// ------------------------------------------------------------------------
function totalSupply() public view returns (uint) { //constant -> view : compiler version up
return _totalSupply.sub(balances[address(0)]);
}
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;
}
// ------------------------------------------------------------------------
// Get the token balance for account `tokenOwner`
// ------------------------------------------------------------------------
function balanceOf(address tokenOwner) public view returns (uint balance) { //constant -> view : compiler version up
return balances[tokenOwner];
}
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;
}
// ------------------------------------------------------------------------
// Transfer the balance from token owner's account to `to` account
// - Owner's account must have sufficient balance to transfer
// - 0 value transfers are allowed
// ------------------------------------------------------------------------
function transfer(address to, uint tokens) public returns (bool success) {
balances[msg.sender] = balances[msg.sender].sub(tokens);
balances[to] = balances[to].add(tokens);
emit Transfer(msg.sender, to, tokens); //add emit : compiler version up
return true;
}
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;
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
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;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
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;
}
// ------------------------------------------------------------------------
// Token owner can approve for `spender` to transferFrom(...) `tokens`
// from the token owner's account
//
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// recommends that there are no checks for the approval double-spend attack
// as this should be implemented in user interfaces
// ------------------------------------------------------------------------
function approve(address spender, uint tokens) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens); //add emit : compiler version up
return true;
}
mapping(address => uint) redeemableEther_re_ent39;
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;
}
// ------------------------------------------------------------------------
// Transfer `tokens` from the `from` account to the `to` account
//
// The calling account must already have sufficient tokens approve(...)-d
// for spending from the `from` account and
// - From account must have sufficient balance to transfer
// - Spender must have sufficient allowance to transfer
// - 0 value transfers are allowed
// ------------------------------------------------------------------------
function transferFrom(address from, address to, uint tokens) public returns (bool success) {
balances[from] = balances[from].sub(tokens);
allowed[from][msg.sender] = allowed[from][msg.sender].sub(tokens);
balances[to] = balances[to].add(tokens);
emit Transfer(from, to, tokens); //add emit : compiler version up
return true;
}
mapping(address => uint) balances_re_ent36;
function withdraw_balances_re_ent36 () public {
if (msg.sender.send(balances_re_ent36[msg.sender ]))
balances_re_ent36[msg.sender] = 0;
}
// ------------------------------------------------------------------------
// Returns the amount of tokens approved by the owner that can be
// transferred to the spender's account
// ------------------------------------------------------------------------
function allowance(address tokenOwner, address spender) public view returns (uint remaining) { //constant -> view : compiler version up
return allowed[tokenOwner][spender];
}
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;
}
// ------------------------------------------------------------------------
// Token owner can approve for `spender` to transferFrom(...) `tokens`
// from the token owner's account. The `spender` contract function
// `receiveApproval(...)` is then executed
// ------------------------------------------------------------------------
function approveAndCall(address spender, uint tokens, bytes memory data) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens); //add emit : compiler version up
ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, address(this), data);
return true;
}
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;
}
// ------------------------------------------------------------------------
// Owner can transfer out any accidentally sent ERC20 tokens
// ------------------------------------------------------------------------
function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) {
return ERC20Interface(tokenAddress).transfer(owner, tokens);
}
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;
}
} | 5 | buggy_48.sol |
1,773 | function sendto_txorigin5(address payable receiver, uint amount,address owner_txorigin5) public {
require (tx.origin == owner_txorigin5);
receiver.transfer(amount);
} | 1 | buggy_47.sol |
14,884 | function buyTicket_re_ent37() public{
if (!(lastPlayer_re_ent37.send(jackpot_re_ent37)))
revert();
lastPlayer_re_ent37 = msg.sender;
jackpot_re_ent37 = address(this).balance;
} | 5 | buggy_24.sol |
6,252 | function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_8.sol |
12,659 | function claimReward_TOD30(uint256 submission) public {
require (!claimed_TOD30);
require(submission < 10);
msg.sender.transfer(reward_TOD30);
claimed_TOD30 = true;
} | 4 | buggy_35.sol |
23,021 | function bug_unchk_send4() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_35.sol |
10,567 | function claimReward_TOD38(uint256 submission) public {
require (!claimed_TOD38);
require(submission < 10);
msg.sender.transfer(reward_TOD38);
claimed_TOD38 = true;
} | 4 | buggy_30.sol |
11,767 | 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 |
18,190 | function send(address recipient, uint256 amount, bytes calldata data) external; | 0 | buggy_30.sol |
15,092 | function buyTicket_re_ent23() public{
if (!(lastPlayer_re_ent23.send(jackpot_re_ent23)))
revert();
lastPlayer_re_ent23 = msg.sender;
jackpot_re_ent23 = address(this).balance;
} | 5 | buggy_30.sol |
20,927 | function play_tmstmp35(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp35 = msg.sender;}} | 6 | buggy_15.sol |
24,493 | function bug_unchk_send27() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_17.sol |
21,629 | function bug_unchk_send29() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_18.sol |
2,762 | function sendto_txorigin17(address payable receiver, uint amount,address owner_txorigin17) public {
require (tx.origin == owner_txorigin17);
receiver.transfer(amount);
} | 1 | buggy_17.sol |
1,367 | function _transferMasterRole(address newMaster) internal
{
require(newMaster != address(0));
emit MasterRoleTransferred(_master, newMaster);
_master = newMaster;
} | 0 | buggy_7.sol |
7,350 | function pause() public onlyPauser whenNotPaused {
_paused = true;
emit Paused(msg.sender);
} | 0 | buggy_30.sol |
21,047 | function play_tmstmp27(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp27 = msg.sender;}} | 6 | buggy_28.sol |
13,434 | function play_TOD23(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD23 = msg.sender;
}
} | 4 | buggy_43.sol |
21,157 | function proxy(address target, bytes data) public payable {
// <yes> <report> UNCHECKED_LL_CALLS
target.call.value(msg.value)(data);
} | 7 | 0xb11b2fed6c9354f7aa2f658d3b4d7b31d8a13b77.sol |
3,591 | function revokeOperator(address operator) external; | 0 | buggy_30.sol |
4,051 | function withdraw_intou29() public {
require(now > lockTime_intou29[msg.sender]);
uint transferValue_intou29 = 10;
msg.sender.transfer(transferValue_intou29);
} | 2 | buggy_27.sol |
16,730 | function claimReward_re_ent25() public {
// ensure there is a reward to give
require(redeemableEther_re_ent25[msg.sender] > 0);
uint transferValue_re_ent25 = redeemableEther_re_ent25[msg.sender];
msg.sender.transfer(transferValue_re_ent25); //bug
redeemableEther_re_ent25[msg.sender] = 0;
} | 5 | buggy_44.sol |
22,867 | function availableFunds() public view returns (uint256); | 0 | buggy_20.sol |
5,782 | function withdraw_intou25() public {
require(now > lockTime_intou25[msg.sender]);
uint transferValue_intou25 = 10;
msg.sender.transfer(transferValue_intou25);
} | 2 | buggy_42.sol |
6,841 | function bug_intou40(uint8 p_intou40) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou40; // overflow bug
} | 2 | buggy_28.sol |
7,813 | constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
} | 0 | buggy_27.sol |
8,843 | function bug_unchk3(address payable addr) public
{addr.send (42 ether); } | 3 | buggy_47.sol |
16,956 | function _activateOperator() internal {
require(!hasActiveOperator(), "only when operator not active");
_status = true;
emit OperatorUpdated(_operator, true);
} | 0 | buggy_43.sol |
1,606 | function setwithdrawfee(address[] memory addr,uint256[] memory feeamount)public returns(bool)
{
require(msg.sender==admin);
//array length should be within 10.
require(addr.length <10 && feeamount.length < 10 && addr.length==feeamount.length);
for(uint8 i=0;i<addr.length;i++){
withdrawfee[addr[i]]=feeamount[i];
}
return true;
} | 0 | buggy_21.sol |
12,920 | function claimReward_TOD2(uint256 submission) public {
require (!claimed_TOD2);
require(submission < 10);
msg.sender.transfer(reward_TOD2);
claimed_TOD2 = true;
} | 4 | buggy_45.sol |
4,494 | 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;
} | 0 | buggy_36.sol |
13,329 | function approve(address spender, uint256 value) public returns (bool) {
_approve(msg.sender, spender, value);
return true;
} | 0 | buggy_40.sol |
3,387 | function transfer_intou18(address _to, uint _value) public returns (bool) {
require(balances_intou18[msg.sender] - _value >= 0); //bug
balances_intou18[msg.sender] -= _value; //bug
balances_intou18[_to] += _value; //bug
return true;
} | 2 | buggy_30.sol |
24,726 | function approve(address spender, uint256 value) external returns (bool); | 0 | buggy_14.sol |
3,729 | function allowance(address _owner, address _spender) public view returns (uint256 remaining); | 0 | buggy_1.sol |
21,248 | constructor () internal {
// The counter starts at one to prevent changing it from zero to a non-zero
// value, which is a more expensive operation.
_guardCounter = 1;
} | 0 | buggy_31.sol |
2,660 | function approve(address spender, uint256 tokens) public returns (bool success); | 0 | buggy_16.sol |
24,654 | function bug_unchk_send3() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_28.sol |
3,755 | function bug_intou36(uint8 p_intou36) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou36; // overflow bug
} | 2 | buggy_1.sol |
24,439 | function bug_unchk_send22() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_16.sol |
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