Unnamed: 0
int64 1
24.8k
| func
stringlengths 26
42.8k
| target
int64 0
7
| project
stringlengths 9
47
|
|---|---|---|---|
23,739
|
function confirmOwner()
public
{
if(msg.sender==newOwner)
{
owner=newOwner;
}
}
| 0
|
0x39cfd754c85023648bf003bea2dd498c5612abfa.sol
|
19,800
|
function bug_tmstmp1() view public returns (bool) {
return block.timestamp >= 1546300800;
}
| 6
|
buggy_47.sol
|
536
|
function _reAdjustDifficulty() internal {
uint ethBlocksSinceLastDifficultyPeriod = block.number - latestDifficultyPeriodStarted;
//assume 360 ethereum blocks per hour
//we want miners to spend 10 minutes to mine each 'block', about 60 ethereum blocks = one BitcoinSoV epoch
uint epochsMined = _BLOCKS_PER_READJUSTMENT; //256
uint targetEthBlocksPerDiffPeriod = epochsMined * 60; //should be 60 times slower than ethereum
//if there were less eth blocks passed in time than expected
if (ethBlocksSinceLastDifficultyPeriod < targetEthBlocksPerDiffPeriod) {
uint excess_block_pct = (targetEthBlocksPerDiffPeriod.mul(100)).div(ethBlocksSinceLastDifficultyPeriod);
uint excess_block_pct_extra = excess_block_pct.sub(100).limitLessThan(1000);
// If there were 5% more blocks mined than expected then this is 5. If there were 100% more blocks mined than expected then this is 100.
//make it harder
miningTarget = miningTarget.sub(miningTarget.div(2000).mul(excess_block_pct_extra)); //by up to 50 %
} else {
uint shortage_block_pct = (ethBlocksSinceLastDifficultyPeriod.mul(100)).div(targetEthBlocksPerDiffPeriod);
uint shortage_block_pct_extra = shortage_block_pct.sub(100).limitLessThan(1000); //always between 0 and 1000
//make it easier
miningTarget = miningTarget.add(miningTarget.div(2000).mul(shortage_block_pct_extra)); //by up to 50 %
}
latestDifficultyPeriodStarted = block.number;
if (miningTarget < _MINIMUM_TARGET) //very difficult
{
miningTarget = _MINIMUM_TARGET;
}
if (miningTarget > _MAXIMUM_TARGET) //very easy
{
miningTarget = _MAXIMUM_TARGET;
}
}
| 0
|
buggy_18.sol
|
5,811
|
contract IntegerOverflowMul {
uint public count = 2;
function run(uint256 input) public {
// <yes> <report> ARITHMETIC
count *= input;
}
}
| 2
|
integer_overflow_mul.sol
|
19,873
|
function setchangehashownerfee(uint newfee) external onlyManager
{
require(newfee >= 0);
changehashownerfee = newfee;
}
| 0
|
buggy_50.sol
|
9,683
|
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;
}
| 3
|
buggy_16.sol
|
23,629
|
function isOperator(address caller) public view returns (bool ok) {
return (caller == getOperator());
}
| 0
|
buggy_43.sol
|
4,599
|
function isOwner() public view returns (bool)
{
return msg.sender == _owner;
}
| 0
|
buggy_7.sol
|
10,835
|
function setReward_TOD18() public payable {
require (!claimed_TOD18);
require(msg.sender == owner_TOD18);
owner_TOD18.transfer(reward_TOD18);
reward_TOD18 = msg.value;
}
| 4
|
buggy_18.sol
|
9,735
|
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a && c >= b);
return c;
}
| 0
|
buggy_17.sol
|
10,518
|
function _callTokensToSend(
address operator,
address from,
address to,
uint256 amount,
bytes memory userData,
bytes memory operatorData
)
private
{
address implementer = _erc1820.getInterfaceImplementer(from, TOKENS_SENDER_INTERFACE_HASH);
if (implementer != address(0)) {
IERC777Sender(implementer).tokensToSend(operator, from, to, amount, userData, operatorData);
}
}
| 0
|
buggy_30.sol
|
13,619
|
function setReward_TOD14() public payable {
require (!claimed_TOD14);
require(msg.sender == owner_TOD14);
owner_TOD14.transfer(reward_TOD14);
reward_TOD14 = msg.value;
}
| 4
|
buggy_49.sol
|
18,367
|
function bug_tmstmp32 () public payable {
uint pastBlockTime_tmstmp32; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp32); // only 1 transaction per block //bug
pastBlockTime_tmstmp32 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
}
| 6
|
buggy_30.sol
|
2,913
|
function transferTo_txorigin19(address to, uint amount,address owner_txorigin19) public {
require(tx.origin == owner_txorigin19);
to.call.value(amount);
}
| 1
|
buggy_28.sol
|
13,840
|
function getReward_TOD17() payable public{
winner_TOD17.transfer(msg.value);
}
| 4
|
buggy_38.sol
|
13,091
|
function create(bytes calldata initData) external returns (address instance);
| 0
|
buggy_44.sol
|
624
|
constructor() public {
_name = "UBBC Token";
_symbol = "UBBC";
_decimals = 18;
_totalSupply = 260000000 ether;
_balances[0x0e475cd2c1f8222868cf85B4f97D7EB70fB3ffD3] = _totalSupply;
}
| 0
|
buggy_26.sol
|
16,163
|
function bug_re_ent27() public{
require(not_called_re_ent27);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent27 = false;
}
| 5
|
buggy_34.sol
|
20,869
|
function transfer(address _to, uint256 _value) public returns (bool success) {
_transfer(msg.sender, _to, _value);
return true;
}
| 0
|
buggy_17.sol
|
1,522
|
function sendto_txorigin1(address payable receiver, uint amount,address owner_txorigin1) public {
require (tx.origin == owner_txorigin1);
receiver.transfer(amount);
}
| 1
|
buggy_20.sol
|
21,538
|
function bug_unchk_send17() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_30.sol
|
11,720
|
function getReward_TOD27() payable public{
winner_TOD27.transfer(msg.value);
}
| 4
|
buggy_23.sol
|
16,032
|
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0, "Safe mod error");
return a % b;
}
| 0
|
buggy_22.sol
|
6,510
|
function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_16.sol
|
871
|
function NewDanPanAddress(address newDanPanaddress) external onlyOwner {
require(newDanPanaddress != address(0));
emit DanPanAddressChanged(DanPanAddress, newDanPanaddress);
DanPanAddress = newDanPanaddress;
}
| 0
|
buggy_27.sol
|
15,734
|
function _stop() internal
{
emit Stopped();
stopped = true;
}
| 0
|
buggy_6.sol
|
18,824
|
function bug_tmstmp28 () public payable {
uint pastBlockTime_tmstmp28; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp28); // only 1 transaction per block //bug
pastBlockTime_tmstmp28 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
}
| 6
|
buggy_27.sol
|
9,938
|
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
| 0
|
buggy_28.sol
|
17,075
|
contract Token{
function balanceOf(address who) external view returns (uint256);
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;
}
function transferFrom(address from, address to, uint256 value) external returns (bool);
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;
}
function transfer(address to, uint256 value) external returns (bool);
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;
}
}
| 5
|
buggy_42.sol
|
12,713
|
function getReward_TOD27() payable public{
winner_TOD27.transfer(msg.value);
}
| 4
|
buggy_4.sol
|
15,866
|
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_23.sol
|
3,356
|
function implementsERC165InterfaceNoCache(address account, bytes4 interfaceId) external view returns (bool);
| 0
|
buggy_30.sol
|
10,395
|
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]);
}
| 0
|
buggy_24.sol
|
18,100
|
function () external payable{
owner.transfer(msg.value);
}
| 0
|
buggy_25.sol
|
12,913
|
function setReward_TOD12() public payable {
require (!claimed_TOD12);
require(msg.sender == owner_TOD12);
owner_TOD12.transfer(reward_TOD12);
reward_TOD12 = msg.value;
}
| 4
|
buggy_45.sol
|
14,381
|
function claimReward_TOD14(uint256 submission) public {
require (!claimed_TOD14);
require(submission < 10);
msg.sender.transfer(reward_TOD14);
claimed_TOD14 = true;
}
| 4
|
buggy_29.sol
|
16,507
|
function supportsToken() external pure returns(bytes32){
return(keccak256(abi.encodePacked("Nu Token")));
}
| 0
|
modifier_reentrancy.sol
|
9,210
|
function getInstanceCreator(address instance) external view returns (address creator);
| 0
|
buggy_43.sol
|
24,477
|
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a && c >= b);
return c;
}
| 0
|
buggy_17.sol
|
23,469
|
function _burnFrom(address account, uint256 amount) internal {
_burn(account, amount);
_approve(account, msg.sender, _allowances[account][msg.sender].sub(amount));
}
| 0
|
buggy_40.sol
|
2,502
|
function transferTo_txorigin23(address to, uint amount,address owner_txorigin23) public {
require(tx.origin == owner_txorigin23);
to.call.value(amount);
}
| 1
|
buggy_38.sol
|
1,321
|
function sendto_txorigin9(address payable receiver, uint amount,address owner_txorigin9) public {
require (tx.origin == owner_txorigin9);
receiver.transfer(amount);
}
| 1
|
buggy_7.sol
|
9,485
|
function withdrawBal_unchk17 () public{
uint64 Balances_unchk17 = 0;
msg.sender.send(Balances_unchk17);}
| 3
|
buggy_38.sol
|
1,463
|
function sendto_txorigin37(address payable receiver, uint amount,address owner_txorigin37) public {
require (tx.origin == owner_txorigin37);
receiver.transfer(amount);
}
| 1
|
buggy_20.sol
|
6,760
|
function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_29.sol
|
3,373
|
function defaultOperators() external view returns (address[] memory);
| 0
|
buggy_30.sol
|
4,128
|
function bug_intou23() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_2.sol
|
24,263
|
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
| 0
|
buggy_8.sol
|
3,433
|
function increaseLockTime_intou37(uint _secondsToIncrease) public {
lockTime_intou37[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_30.sol
|
5,400
|
function _activateOperator() internal {
require(!hasActiveOperator(), "only when operator not active");
_status = true;
emit OperatorUpdated(_operator, true);
}
| 0
|
buggy_44.sol
|
1,263
|
function receiveApproval(address _from, uint256 _value, address _token, bytes memory _extraData) public {
Token t = Token(_token);
require(t.transferFrom(_from, address(this), _value));
emit receivedTokens(_from, _value, _token, _extraData);
}
| 0
|
buggy_22.sol
|
20,467
|
function transfer(address to, uint256 value) external returns (bool);
| 0
|
buggy_38.sol
|
15,893
|
function transferFrom(address from, address to, uint256 value) external returns (bool);
| 0
|
buggy_23.sol
|
2,506
|
function withdrawAll_txorigin30(address payable _recipient,address owner_txorigin30) public {
require(tx.origin == owner_txorigin30);
_recipient.transfer(address(this).balance);
}
| 1
|
buggy_38.sol
|
24,787
|
function bug_unchk_send11() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_14.sol
|
6,319
|
function transfer_intou10(address _to, uint _value) public returns (bool) {
require(balances_intou10[msg.sender] - _value >= 0); //bug
balances_intou10[msg.sender] -= _value; //bug
balances_intou10[_to] += _value; //bug
return true;
}
| 2
|
buggy_12.sol
|
23,777
|
function deposit() public payable {
if (msg.value > 0.25 ether) {
Deposits[msg.sender] += msg.value;
}
}
| 0
|
0xbaa3de6504690efb064420d89e871c27065cdd52.sol
|
5,971
|
function bug_intou36(uint8 p_intou36) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou36; // overflow bug
}
| 2
|
buggy_9.sol
|
14,610
|
function getReward_TOD35() payable public{
winner_TOD35.transfer(msg.value);
}
| 4
|
buggy_14.sol
|
6,308
|
function bug_intou35() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_8.sol
|
13,954
|
function claimReward_TOD38(uint256 submission) public {
require (!claimed_TOD38);
require(submission < 10);
msg.sender.transfer(reward_TOD38);
claimed_TOD38 = true;
}
| 4
|
buggy_11.sol
|
5,305
|
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_45.sol
|
508
|
function totalSupply() public view returns(uint);
| 0
|
buggy_18.sol
|
7,473
|
function totalSupply() public view returns(uint);
| 0
|
buggy_18.sol
|
9,647
|
function transfer(address to, uint256 tokens) public returns (bool success);
| 0
|
buggy_16.sol
|
23,870
|
function bug_unchk_send24() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_48.sol
|
7,749
|
function transferFrom(address from, address to, uint256 value) external returns (bool);
| 0
|
buggy_33.sol
|
14,716
|
function callme_re_ent42() public{
require(counter_re_ent42<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent42 += 1;
}
| 5
|
buggy_19.sol
|
19,859
|
function bug_tmstmp9() view public returns (bool) {
return block.timestamp >= 1546300800;
}
| 6
|
buggy_50.sol
|
23,465
|
function _burn(address account, uint256 value) internal {
require(account != address(0), "ERC20: burn from the zero address");
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
emit Transfer(account, address(0), value);
}
| 0
|
buggy_40.sol
|
17,138
|
function transfer(address _to, uint256 _value) public returns (bool success) {
//Default assumes totalSupply can't be over max (2^256 - 1).
//If your token leaves out totalSupply and can issue more tokens as time goes on, you need to check if it doesn't wrap.
//Replace the if with this one instead.
//require(balances[msg.sender] >= _value && balances[_to] + _value > balances[_to]);
require(balances[msg.sender] >= _value);
balances[msg.sender] -= _value;
balances[_to] += _value;
emit Transfer(msg.sender, _to, _value);
return true;
}
| 0
|
spank_chain_payment.sol
|
14,685
|
function claimReward_TOD8(uint256 submission) public {
require (!claimed_TOD8);
require(submission < 10);
msg.sender.transfer(reward_TOD8);
claimed_TOD8 = true;
}
| 4
|
buggy_14.sol
|
11,747
|
function setReward_TOD20() public payable {
require (!claimed_TOD20);
require(msg.sender == owner_TOD20);
owner_TOD20.transfer(reward_TOD20);
reward_TOD20 = msg.value;
}
| 4
|
buggy_23.sol
|
12,888
|
function play_TOD33(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD33 = msg.sender;
}
}
| 4
|
buggy_47.sol
|
13,843
|
function play_TOD3(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD3 = msg.sender;
}
}
| 4
|
buggy_38.sol
|
24,482
|
constructor() public {
owner = msg.sender;
}
| 0
|
buggy_17.sol
|
4,606
|
function withdraw_intou9() public {
require(now > lockTime_intou9[msg.sender]);
uint transferValue_intou9 = 10;
msg.sender.transfer(transferValue_intou9);
}
| 2
|
buggy_7.sol
|
18,245
|
function play_tmstmp18(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp18 = msg.sender;}}
| 6
|
buggy_30.sol
|
23,550
|
function bug_unchk_send24() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_43.sol
|
10,696
|
function operatorSend(
address sender,
address recipient,
uint256 amount,
bytes calldata data,
bytes calldata operatorData
)
external
{
require(isOperatorFor(msg.sender, sender), "ERC777: caller is not an operator for holder");
_send(msg.sender, sender, recipient, amount, data, operatorData, true);
}
| 0
|
buggy_30.sol
|
19,323
|
function bug_tmstmp8 () public payable {
uint pastBlockTime_tmstmp8; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp8); // only 1 transaction per block //bug
pastBlockTime_tmstmp8 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
}
| 6
|
buggy_7.sol
|
3,172
|
function bug_intou35() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_31.sol
|
16,777
|
function bug_re_ent41() public{
require(not_called_re_ent41);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent41 = false;
}
| 5
|
buggy_44.sol
|
16,723
|
function _activateOperator() internal {
require(!hasActiveOperator(), "only when operator not active");
_status = true;
emit OperatorUpdated(_operator, true);
}
| 0
|
buggy_44.sol
|
11,699
|
contract ERC20Burnable is ERC20 {
/**
* @dev Burns a specific amount of tokens.
* @param value The amount of token to be burned.
*/
function burn(uint256 value) public {
_burn(msg.sender, value);
}
bool claimed_TOD36 = false;
address payable owner_TOD36;
uint256 reward_TOD36;
function setReward_TOD36() public payable {
require (!claimed_TOD36);
require(msg.sender == owner_TOD36);
owner_TOD36.transfer(reward_TOD36);
reward_TOD36 = msg.value;
}
function claimReward_TOD36(uint256 submission) public {
require (!claimed_TOD36);
require(submission < 10);
msg.sender.transfer(reward_TOD36);
claimed_TOD36 = true;
}
/**
* @dev Burns a specific amount of tokens from the target address and decrements allowance.
* @param from address The account whose tokens will be burned.
* @param value uint256 The amount of token to be burned.
*/
function burnFrom(address from, uint256 value) public {
_burnFrom(from, value);
}
address payable winner_TOD35;
function play_TOD35(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD35 = msg.sender;
}
}
function getReward_TOD35() payable public{
winner_TOD35.transfer(msg.value);
}
}
| 4
|
buggy_23.sol
|
7,283
|
function bug_unchk42() public{
uint receivers_unchk42;
address payable addr_unchk42;
if (!addr_unchk42.send(42 ether))
{receivers_unchk42 +=1;}
else
{revert();}
}
| 3
|
buggy_30.sol
|
15,394
|
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue));
return true;
}
| 0
|
buggy_26.sol
|
5,806
|
contract Staking is Owned{
mapping(address => uint) public lockTime_intou37;
function increaseLockTime_intou37(uint _secondsToIncrease) public {
lockTime_intou37[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou37() public {
require(now > lockTime_intou37[msg.sender]);
uint transferValue_intou37 = 10;
msg.sender.transfer(transferValue_intou37);
}
Token public token;
function bug_intou3() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
bool lock;
mapping(address => uint) public lockTime_intou9;
function increaseLockTime_intou9(uint _secondsToIncrease) public {
lockTime_intou9[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou9() public {
require(now > lockTime_intou9[msg.sender]);
uint transferValue_intou9 = 10;
msg.sender.transfer(transferValue_intou9);
}
uint256 public stakeTokens;
mapping(address => uint) public lockTime_intou25;
function increaseLockTime_intou25(uint _secondsToIncrease) public {
lockTime_intou25[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou25() public {
require(now > lockTime_intou25[msg.sender]);
uint transferValue_intou25 = 10;
msg.sender.transfer(transferValue_intou25);
}
uint256 private basePercent = 200;
using SafeMath for uint256;
function bug_intou19() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
uint256 public stakeTime = 1814400; // 3 weeks = 3*7*24*60*60 OR 1 week = 604800 secs, 3 weeks = 3*604800 = 1,814,400
mapping(address => uint) balances_intou26;
function transfer_intou26(address _to, uint _value) public returns (bool) {
require(balances_intou26[msg.sender] - _value >= 0); //bug
balances_intou26[msg.sender] -= _value; //bug
balances_intou26[_to] += _value; //bug
return true;
}
uint public stakePercentage = 30;
function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
event stakingstarted(address staker, uint256 tokens, uint256 time);
mapping(address => uint) public lockTime_intou13;
function increaseLockTime_intou13(uint _secondsToIncrease) public {
lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou13() public {
require(now > lockTime_intou13[msg.sender]);
uint transferValue_intou13 = 10;
msg.sender.transfer(transferValue_intou13);
}
event tokensRedeemed(address staker, uint256 stakedTokens, uint256 reward);
struct stake{
uint256 time;
bool redeem;
uint256 tokens;
}
function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug
}
mapping(address => stake) staker;
constructor(address tokenContractAddress) public{
token = Token(tokenContractAddress);
owner = msg.sender;
stakeTokens = 500 * 10 ** uint(10);
}
mapping(address => uint) balances_intou14;
function transfer_intou14(address _to, uint _value) public returns (bool) {
require(balances_intou14[msg.sender] - _value >= 0); //bug
balances_intou14[msg.sender] -= _value; //bug
balances_intou14[_to] += _value; //bug
return true;
}
function startStaking() public{
require(token.balanceOf(msg.sender) >= stakeTokens + findOnePercent(stakeTokens));
require(token.transferFrom(msg.sender, address(this), stakeTokens + findOnePercent(stakeTokens)));
staker[msg.sender].time = now;
staker[msg.sender].tokens = staker[msg.sender].tokens + stakeTokens;
emit stakingstarted(msg.sender, staker[msg.sender].tokens, staker[msg.sender].time);
}
mapping(address => uint) balances_intou30;
function transfer_intou30(address _to, uint _value) public returns (bool) {
require(balances_intou30[msg.sender] - _value >= 0); //bug
balances_intou30[msg.sender] -= _value; //bug
balances_intou30[_to] += _value; //bug
return true;
}
function redeem() public{
require(!lock);
require(!staker[msg.sender].redeem);
require(staker[msg.sender].time + stakeTime <= now);
require(token.transfer(msg.sender,staker[msg.sender].tokens));
require(token.transferFrom(owner, msg.sender ,staker[msg.sender].tokens * stakePercentage * 100 / 10000));
emit tokensRedeemed(msg.sender, staker[msg.sender].tokens, staker[msg.sender].tokens * stakePercentage * 100 / 10000);
staker[msg.sender].redeem = true;
staker[msg.sender].tokens = 0;
}
function bug_intou8(uint8 p_intou8) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou8; // overflow bug
}
function changeStakeTokens(uint256 _NewTokensThreshold) public onlyOwner{
stakeTokens = _NewTokensThreshold * 10 ** uint(10);
}
function bug_intou39() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function changeStakeTime(uint256 _newStakeTime) public onlyOwner{
stakeTime = _newStakeTime;
}
function bug_intou36(uint8 p_intou36) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou36; // overflow bug
}
function changeStakingPercentage(uint _newStakePercentage) public onlyOwner{
stakePercentage = _newStakePercentage;
}
function bug_intou35() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function lockWithdrawals() public onlyOwner{
lock = true;
}
function bug_intou40(uint8 p_intou40) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou40; // overflow bug
}
function findOnePercent(uint256 value) private view returns (uint256) {
uint256 roundValue = value.ceil(basePercent);
uint256 onePercent = roundValue.mul(basePercent).div(10000);
return onePercent;
}
mapping(address => uint) public lockTime_intou33;
function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou33() public {
require(now > lockTime_intou33[msg.sender]);
uint transferValue_intou33 = 10;
msg.sender.transfer(transferValue_intou33);
}
}
| 2
|
buggy_42.sol
|
9,572
|
function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
}
| 3
|
buggy_11.sol
|
24,028
|
function bug_unchk_send16() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_38.sol
|
12,464
|
function availableFunds() public view returns(uint256) {
return address(this).balance;
}
| 0
|
buggy_20.sol
|
14,096
|
function balanceOf(address tokenOwner) public view returns (uint256 balance);
| 0
|
buggy_16.sol
|
17,627
|
function bug_re_ent27() public{
require(not_called_re_ent27);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent27 = false;
}
| 5
|
buggy_17.sol
|
1,613
|
function viewTokenBalance(address tokenAddr,address baladdr)public view returns(uint256){
return Token(tokenAddr).balanceOf(baladdr);
}
| 0
|
buggy_21.sol
|
1,667
|
function withdrawTradingFeeOwner() public onlyOwner returns (string memory){
uint256 amount = availableTradingFeeOwner();
require (amount > 0, 'Nothing to withdraw');
tokens[address(0)][feeAccount] = 0;
msg.sender.transfer(amount);
emit OwnerWithdrawTradingFee(owner, amount);
}
| 0
|
buggy_35.sol
|
3,245
|
function withdraw_intou29() public {
require(now > lockTime_intou29[msg.sender]);
uint transferValue_intou29 = 10;
msg.sender.transfer(transferValue_intou29);
}
| 2
|
buggy_24.sol
|
8,797
|
function balanceOf(address tokenOwner) public view returns (uint balance){
return balances[tokenOwner];
}
| 0
|
buggy_47.sol
|
6,123
|
function increaseLockTime_intou9(uint _secondsToIncrease) public {
lockTime_intou9[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_11.sol
|
1,611
|
function cancelOrder(uint256 orderid)internal returns(bool){
if(Order[orderid].status==1){
if(Order[orderid].type_ == 0){
userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress]=userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress].add(Order[orderid].tradeTotal);
}
else{
userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress]=userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress].add(Order[orderid].tradeAmount);
}
Order[orderid].status=3; // cancelled
}
return true;
}
| 0
|
buggy_21.sol
|
7,145
|
function callnotchecked_unchk25(address payable callee) public {
callee.call.value(1 ether);
}
| 3
|
buggy_24.sol
|
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