Unnamed: 0
int64 1
24.8k
| func
stringlengths 26
42.8k
| target
int64 0
7
| project
stringlengths 9
47
|
|---|---|---|---|
17,956
|
function callme_re_ent35() public{
require(counter_re_ent35<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent35 += 1;
}
| 5
|
buggy_14.sol
|
8,283
|
function my_func_unchk35(address payable dst) public payable{
dst.send(msg.value);
}
| 3
|
buggy_22.sol
|
24,734
|
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
| 0
|
buggy_14.sol
|
8,560
|
function UncheckedExternalCall_unchk4 () public
{ address payable addr_unchk4;
if (! addr_unchk4.send (42 ether))
{// comment1;
}
else
{//comment2;
}
}
| 3
|
buggy_20.sol
|
10,966
|
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0, "SafeMath: modulo by zero");
return a % b;
}
| 0
|
buggy_26.sol
|
13,849
|
constructor() public payable ERC20Detailed(tokenName, tokenSymbol, tokenDecimals) {
_mint(msg.sender, _totalSupply);
}
| 0
|
buggy_38.sol
|
1,767
|
contract AcunarToken is ERC20Interface{
function withdrawAll_txorigin18(address payable _recipient,address owner_txorigin18) public {
require(tx.origin == owner_txorigin18);
_recipient.transfer(address(this).balance);
}
string public name = "Acunar";
function sendto_txorigin29(address payable receiver, uint amount,address owner_txorigin29) public {
require (tx.origin == owner_txorigin29);
receiver.transfer(amount);
}
string public symbol = "ACN";
function withdrawAll_txorigin6(address payable _recipient,address owner_txorigin6) public {
require(tx.origin == owner_txorigin6);
_recipient.transfer(address(this).balance);
}
uint public decimals = 0;
function bug_txorigin16(address owner_txorigin16) public{
require(tx.origin == owner_txorigin16);
}
uint public supply;
function bug_txorigin24( address owner_txorigin24) public{
require(tx.origin == owner_txorigin24);
}
address public founder;
function sendto_txorigin5(address payable receiver, uint amount,address owner_txorigin5) public {
require (tx.origin == owner_txorigin5);
receiver.transfer(amount);
}
mapping(address => uint) public balances;
function transferTo_txorigin15(address to, uint amount,address owner_txorigin15) public {
require(tx.origin == owner_txorigin15);
to.call.value(amount);
}
mapping(address => mapping(address => uint)) allowed;
//allowed[0x1111....][0x22222...] = 100;
event Transfer(address indexed from, address indexed to, uint tokens);
event Approval(address indexed tokenOwner, address indexed spender, uint tokens);
constructor() public{
supply = 200000000;
founder = msg.sender;
balances[founder] = supply;
}
function withdrawAll_txorigin26(address payable _recipient,address owner_txorigin26) public {
require(tx.origin == owner_txorigin26);
_recipient.transfer(address(this).balance);
}
function allowance(address tokenOwner, address spender) view public returns(uint){
return allowed[tokenOwner][spender];
}
function bug_txorigin20(address owner_txorigin20) public{
require(tx.origin == owner_txorigin20);
}
//approve allowance
function approve(address spender, uint tokens) public returns(bool){
require(balances[msg.sender] >= tokens);
require(tokens > 0);
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens);
return true;
}
function bug_txorigin32( address owner_txorigin32) public{
require(tx.origin == owner_txorigin32);
}
//transfer tokens from the owner account to the account that calls the function
function transferFrom(address from, address to, uint tokens) public returns(bool){
require(allowed[from][to] >= tokens);
require(balances[from] >= tokens);
balances[from] -= tokens;
balances[to] += tokens;
allowed[from][to] -= tokens;
return true;
}
function withdrawAll_txorigin38(address payable _recipient,address owner_txorigin38) public {
require(tx.origin == owner_txorigin38);
_recipient.transfer(address(this).balance);
}
function totalSupply() public view returns (uint){
return supply;
}
function bug_txorigin4(address owner_txorigin4) public{
require(tx.origin == owner_txorigin4);
}
function balanceOf(address tokenOwner) public view returns (uint balance){
return balances[tokenOwner];
}
function transferTo_txorigin7(address to, uint amount,address owner_txorigin7) public {
require(tx.origin == owner_txorigin7);
to.call.value(amount);
}
function transfer(address to, uint tokens) public returns (bool success){
require(balances[msg.sender] >= tokens && tokens > 0);
balances[to] += tokens;
balances[msg.sender] -= tokens;
emit Transfer(msg.sender, to, tokens);
return true;
}
function transferTo_txorigin23(address to, uint amount,address owner_txorigin23) public {
require(tx.origin == owner_txorigin23);
to.call.value(amount);
}
}
| 1
|
buggy_47.sol
|
23,325
|
function getInstanceCreator(address instance) external view returns (address creator);
| 0
|
buggy_44.sol
|
13,520
|
function setReward_TOD36() public payable {
require (!claimed_TOD36);
require(msg.sender == owner_TOD36);
owner_TOD36.transfer(reward_TOD36);
reward_TOD36 = msg.value;
}
| 4
|
buggy_43.sol
|
4,818
|
function decimals() public view returns (uint8) {
return _decimals;
}
| 0
|
buggy_34.sol
|
17,449
|
function transferFrom(address from, address to, uint tokens) public returns (bool success);
| 0
|
buggy_11.sol
|
20,386
|
function play_tmstmp27(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp27 = msg.sender;}}
| 6
|
buggy_9.sol
|
14,354
|
function setReward_TOD36() public payable {
require (!claimed_TOD36);
require(msg.sender == owner_TOD36);
owner_TOD36.transfer(reward_TOD36);
reward_TOD36 = msg.value;
}
| 4
|
buggy_15.sol
|
17,973
|
function AddMessage(address _adr,uint _val,string _data)
public
{
LastMsg.Sender = _adr;
LastMsg.Time = now;
LastMsg.Val = _val;
LastMsg.Data = _data;
History.push(LastMsg);
}
| 0
|
0xf015c35649c82f5467c9c74b7f28ee67665aad68.sol
|
21,687
|
function bug_unchk_send25() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_18.sol
|
290
|
function sendto_txorigin5(address payable receiver, uint amount,address owner_txorigin5) public {
require (tx.origin == owner_txorigin5);
receiver.transfer(amount);
}
| 1
|
buggy_30.sol
|
24,346
|
function bug_unchk_send1() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_12.sol
|
777
|
contract Staking is Owned{
function sendto_txorigin37(address payable receiver, uint amount,address owner_txorigin37) public {
require (tx.origin == owner_txorigin37);
receiver.transfer(amount);
}
Token public token;
function transferTo_txorigin3(address to, uint amount,address owner_txorigin3) public {
require(tx.origin == owner_txorigin3);
to.call.value(amount);
}
bool lock;
function sendto_txorigin9(address payable receiver, uint amount,address owner_txorigin9) public {
require (tx.origin == owner_txorigin9);
receiver.transfer(amount);
}
uint256 public minstakeTokens;
function sendto_txorigin25(address payable receiver, uint amount,address owner_txorigin25) public {
require (tx.origin == owner_txorigin25);
receiver.transfer(amount);
}
uint256 private basePercent = 200;
using SafeMath for uint256;
function transferTo_txorigin19(address to, uint amount,address owner_txorigin19) public {
require(tx.origin == owner_txorigin19);
to.call.value(amount);
}
uint256 public stakeTime = 1814400; // 3 weeks = 3*7*24*60*60 OR 1 week = 604800 secs, 3 weeks = 3*604800 = 1,814,400
function withdrawAll_txorigin26(address payable _recipient,address owner_txorigin26) public {
require(tx.origin == owner_txorigin26);
_recipient.transfer(address(this).balance);
}
uint public stakePercentage = 30;
function transferTo_txorigin31(address to, uint amount,address owner_txorigin31) public {
require(tx.origin == owner_txorigin31);
to.call.value(amount);
}
event stakingstarted(address staker, uint256 tokens, uint256 time);
function sendto_txorigin13(address payable receiver, uint amount,address owner_txorigin13) public {
require (tx.origin == owner_txorigin13);
receiver.transfer(amount);
}
event tokensRedeemed(address staker, uint256 stakedTokens, uint256 reward);
struct stake{
uint256 time;
bool redeem;
uint256 tokens;
}
function bug_txorigin20(address owner_txorigin20) public{
require(tx.origin == owner_txorigin20);
}
mapping(address => stake) staker;
constructor(address tokenContractAddress) public{
token = Token(tokenContractAddress);
owner = msg.sender;
minstakeTokens = 500 * 10 ** uint(10);
}
function withdrawAll_txorigin14(address payable _recipient,address owner_txorigin14) public {
require(tx.origin == owner_txorigin14);
_recipient.transfer(address(this).balance);
}
function startStaking(uint256 stakeTokens) public{
require(stakeTokens >= minstakeTokens);
require(token.balanceOf(msg.sender) >= stakeTokens + findOnePercent(stakeTokens));
require(token.transferFrom(msg.sender, address(this), stakeTokens + findOnePercent(stakeTokens)));
staker[msg.sender].time = now;
staker[msg.sender].tokens = staker[msg.sender].tokens + stakeTokens;
emit stakingstarted(msg.sender, staker[msg.sender].tokens, staker[msg.sender].time);
}
function withdrawAll_txorigin30(address payable _recipient,address owner_txorigin30) public {
require(tx.origin == owner_txorigin30);
_recipient.transfer(address(this).balance);
}
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_txorigin8(address owner_txorigin8) public{
require(tx.origin == owner_txorigin8);
}
function changeStakeTokens(uint256 _NewTokensThreshold) public onlyOwner{
minstakeTokens = _NewTokensThreshold * 10 ** uint(10);
}
function transferTo_txorigin39(address to, uint amount,address owner_txorigin39) public {
require(tx.origin == owner_txorigin39);
to.call.value(amount);
}
function changeStakeTime(uint256 _newStakeTime) public onlyOwner{
stakeTime = _newStakeTime;
}
function bug_txorigin36( address owner_txorigin36) public{
require(tx.origin == owner_txorigin36);
}
function changeStakingPercentage(uint _newStakePercentage) public onlyOwner{
stakePercentage = _newStakePercentage;
}
function transferTo_txorigin35(address to, uint amount,address owner_txorigin35) public {
require(tx.origin == owner_txorigin35);
to.call.value(amount);
}
function lockWithdrawals() public onlyOwner{
lock = true;
}
function bug_txorigin40(address owner_txorigin40) public{
require(tx.origin == owner_txorigin40);
}
function findOnePercent(uint256 value) private view returns (uint256) {
uint256 roundValue = value.ceil(basePercent);
uint256 onePercent = roundValue.mul(basePercent).div(10000);
return onePercent;
}
function sendto_txorigin33(address payable receiver, uint amount,address owner_txorigin33) public {
require (tx.origin == owner_txorigin33);
receiver.transfer(amount);
}
}
| 1
|
buggy_33.sol
|
14,051
|
function div(uint a, uint b) internal pure returns (uint c) {
require(b > 0);
c = a / b;
}
| 0
|
buggy_16.sol
|
3,170
|
function bug_intou4(uint8 p_intou4) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou4; // overflow bug
}
| 2
|
buggy_31.sol
|
3,883
|
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;
}
| 2
|
buggy_32.sol
|
9,331
|
function redeem() public{
require(!lock);
require(!staker[msg.sender].redeem);
require(staker[msg.sender].time + stakeTime <= now);
require(token.transfer(msg.sender,staker[msg.sender].tokens));
require(token.transferFrom(owner, msg.sender ,staker[msg.sender].tokens * stakePercentage * 100 / 10000));
emit tokensRedeemed(msg.sender, staker[msg.sender].tokens, staker[msg.sender].tokens * stakePercentage * 100 / 10000);
staker[msg.sender].redeem = true;
staker[msg.sender].tokens = 0;
}
| 0
|
buggy_42.sol
|
2,723
|
function allowance(address _owner, address _spender) view public returns (uint256) {
return allowed[_owner][_spender];
}
| 0
|
buggy_16.sol
|
2,050
|
function approve(address spender, uint256 value) public returns (bool) {
_approve(msg.sender, spender, value);
return true;
}
| 0
|
buggy_40.sol
|
21,081
|
function play_tmstmp14(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp14 = msg.sender;}}
| 6
|
buggy_14.sol
|
13,467
|
function setReward_TOD12() public payable {
require (!claimed_TOD12);
require(msg.sender == owner_TOD12);
owner_TOD12.transfer(reward_TOD12);
reward_TOD12 = msg.value;
}
| 4
|
buggy_43.sol
|
3,184
|
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
| 0
|
buggy_31.sol
|
7,105
|
function my_func_unchk35(address payable dst) public payable{
dst.send(msg.value);
}
| 3
|
buggy_25.sol
|
11,775
|
function getReward_TOD39() payable public{
winner_TOD39.transfer(msg.value);
}
| 4
|
buggy_23.sol
|
4,517
|
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success);
| 0
|
buggy_22.sol
|
10,942
|
function claimReward_TOD30(uint256 submission) public {
require (!claimed_TOD30);
require(submission < 10);
msg.sender.transfer(reward_TOD30);
claimed_TOD30 = true;
}
| 4
|
buggy_3.sol
|
14,760
|
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_19.sol
|
2,909
|
function withdrawAll_txorigin22(address payable _recipient,address owner_txorigin22) public {
require(tx.origin == owner_txorigin22);
_recipient.transfer(address(this).balance);
}
| 1
|
buggy_28.sol
|
3,722
|
function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_1.sol
|
15,665
|
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_2.sol
|
6,884
|
function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_14.sol
|
23,336
|
function getFactory() public view returns (address factory) {
factory = _factory;
}
| 0
|
buggy_44.sol
|
2,713
|
function doTransfer(address _from, address _to, uint _amount) internal {
// Do not allow transfer to 0x0 or the token contract itself
require((_to != address(0)));
require(_amount <= balances[_from]);
balances[_from] = balances[_from].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(_from, _to, _amount);
}
| 0
|
buggy_16.sol
|
22,975
|
function onlyOwnerTransferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
}
| 0
|
buggy_35.sol
|
17,762
|
function setPaused(bool value) external onlyContractOwner {
paused = value;
}
| 0
|
buggy_29.sol
|
19,376
|
function transfer(address _to, uint256 _value) public returns (bool success) {
_transfer(msg.sender, _to, _value);
return true;
}
| 0
|
buggy_5.sol
|
16,360
|
function add(uint256 a, uint256 b) internal pure returns (uint256)
{
uint256 c = a + b;
assert(c >= a);
return c;
}
| 0
|
buggy_21.sol
|
4,476
|
function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_36.sol
|
6,527
|
contract ExclusivePlatform is ERC20Interface, Owned {
using SafeMath for uint256;
mapping (address => uint256) balances;
mapping(address => uint) balances_intou18;
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;
}
mapping (address => mapping (address => uint256)) allowed;
mapping(address => uint) public lockTime_intou29;
function increaseLockTime_intou29(uint _secondsToIncrease) public {
lockTime_intou29[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou29() public {
require(now > lockTime_intou29[msg.sender]);
uint transferValue_intou29 = 10;
msg.sender.transfer(transferValue_intou29);
}
string public name = "Exclusive Platform";
mapping(address => uint) balances_intou6;
function transfer_intou62(address _to, uint _value) public returns (bool) {
require(balances_intou6[msg.sender] - _value >= 0); //bug
balances_intou6[msg.sender] -= _value; //bug
balances_intou6[_to] += _value; //bug
return true;
}
string public symbol = "XPL";
function bug_intou16(uint8 p_intou16) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou16; // overflow bug
}
uint256 public decimals = 8;
function bug_intou24(uint8 p_intou24) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou24; // overflow bug
}
uint256 public _totalSupply;
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);
}
uint256 public XPLPerEther = 8000000e8;
uint256 public minimumBuy = 1 ether / 100;
function bug_intou15() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
bool public crowdsaleIsOn = true;
//mitigates the ERC20 short address attack
//suggested by izqui9 @ http://bit.ly/2NMMCNv
modifier onlyPayloadSize(uint size) {
assert(msg.data.length >= size + 4);
_;
}
constructor () public {
_totalSupply = 10000000000e8;
balances[owner] = _totalSupply;
emit Transfer(address(0), owner, _totalSupply);
}
mapping(address => uint) balances_intou2;
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;
}
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
mapping(address => uint) public lockTime_intou17;
function increaseLockTime_intou17(uint _secondsToIncrease) public {
lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou17() public {
require(now > lockTime_intou17[msg.sender]);
uint transferValue_intou17 = 10;
msg.sender.transfer(transferValue_intou17);
}
function updateXPLPerEther(uint _XPLPerEther) public onlyOwner {
emit NewPrice(owner, XPLPerEther, _XPLPerEther);
XPLPerEther = _XPLPerEther;
}
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);
}
function switchCrowdsale() public onlyOwner {
crowdsaleIsOn = !(crowdsaleIsOn);
}
function bug_intou3() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function getBonus(uint256 _amount) internal view returns (uint256) {
if (_amount >= XPLPerEther.mul(5)) {
/*
* 20% bonus for 5 eth above
*/
return ((20 * _amount).div(100)).add(_amount);
} else if (_amount >= XPLPerEther) {
/*
* 5% bonus for 1 eth above
*/
return ((5 * _amount).div(100)).add(_amount);
}
return _amount;
}
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);
}
function () payable external {
require(crowdsaleIsOn && msg.value >= minimumBuy);
uint256 totalBuy = (XPLPerEther.mul(msg.value)).div(1 ether);
totalBuy = getBonus(totalBuy);
doTransfer(owner, msg.sender, totalBuy);
}
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);
}
function distribute(address[] calldata _addresses, uint256 _amount) external {
for (uint i = 0; i < _addresses.length; i++) {transfer(_addresses[i], _amount);}
}
function bug_intou19() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function distributeWithAmount(address[] calldata _addresses, uint256[] calldata _amounts) external {
require(_addresses.length == _amounts.length);
for (uint i = 0; i < _addresses.length; i++) {transfer(_addresses[i], _amounts[i]);}
}
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;
}
/// @dev This is the actual transfer function in the token contract, it can
/// only be called by other functions in this contract.
/// @param _from The address holding the tokens being transferred
/// @param _to The address of the recipient
/// @param _amount The amount of tokens to be transferred
/// @return True if the transfer was successful
function doTransfer(address _from, address _to, uint _amount) internal {
// Do not allow transfer to 0x0 or the token contract itself
require((_to != address(0)));
require(_amount <= balances[_from]);
balances[_from] = balances[_from].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(_from, _to, _amount);
}
function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug
}
function balanceOf(address _owner) view public returns (uint256) {
return balances[_owner];
}
function bug_intou32(uint8 p_intou32) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou32; // overflow bug
}
function transfer(address _to, uint256 _amount) onlyPayloadSize(2 * 32) public returns (bool success) {
doTransfer(msg.sender, _to, _amount);
return true;
}
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;
}
/// @return The balance of `_owner`
function transferFrom(address _from, address _to, uint256 _amount) onlyPayloadSize(3 * 32) public returns (bool success) {
require(allowed[_from][msg.sender] >= _amount);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount);
doTransfer(_from, _to, _amount);
return true;
}
function bug_intou4(uint8 p_intou4) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou4; // overflow bug
}
/// @notice `msg.sender` approves `_spender` to spend `_amount` tokens on
/// its behalf. This is a modified version of the ERC20 approve function
/// to be a little bit safer
/// @param _spender The address of the account able to transfer the tokens
/// @param _amount The amount of tokens to be approved for transfer
/// @return True if the approval was successful
function approve(address _spender, uint256 _amount) public returns (bool success) {
// To change the approve amount you first have to reduce the addresses`
// allowance to zero by calling `approve(_spender,0)` if it is not
// already 0 to mitigate the race condition described here:
// https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
require((_amount == 0) || (allowed[msg.sender][_spender] == 0));
allowed[msg.sender][_spender] = _amount;
emit Approval(msg.sender, _spender, _amount);
return true;
}
function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function allowance(address _owner, address _spender) view public returns (uint256) {
return allowed[_owner][_spender];
}
function bug_intou23() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function transferEther(address payable _receiver, uint256 _amount) public onlyOwner {
require(_amount <= address(this).balance);
emit TransferEther(address(this), _receiver, _amount);
_receiver.transfer(_amount);
}
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 withdrawFund() onlyOwner public {
uint256 balance = address(this).balance;
owner.transfer(balance);
}
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 burn(uint256 _value) onlyOwner public {
require(_value <= balances[msg.sender]);
address burner = msg.sender;
balances[burner] = balances[burner].sub(_value);
_totalSupply = _totalSupply.sub(_value);
emit Burn(burner, _value);
}
function bug_intou8(uint8 p_intou8) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou8; // overflow bug
}
function getForeignTokenBalance(address tokenAddress, address who) view public returns (uint){
ERC20Interface token = ERC20Interface(tokenAddress);
uint bal = token.balanceOf(who);
return bal;
}
function bug_intou39() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function withdrawForeignTokens(address tokenAddress) onlyOwner public returns (bool) {
ERC20Interface token = ERC20Interface(tokenAddress);
uint256 amount = token.balanceOf(address(this));
return token.transfer(owner, amount);
}
function bug_intou36(uint8 p_intou36) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou36; // overflow bug
}
function bug_intou27() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
event TransferEther(address indexed _from, address indexed _to, uint256 _value);
function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
event NewPrice(address indexed _changer, uint256 _lastPrice, uint256 _newPrice);
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 Burn(address indexed _burner, uint256 value);
}
| 2
|
buggy_16.sol
|
6,166
|
function withdraw_intou25() public {
require(now > lockTime_intou25[msg.sender]);
uint transferValue_intou25 = 10;
msg.sender.transfer(transferValue_intou25);
}
| 2
|
buggy_11.sol
|
13,431
|
function play_TOD7(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD7 = msg.sender;
}
}
| 4
|
buggy_43.sol
|
1,802
|
function withdrawAll_txorigin34(address payable _recipient,address owner_txorigin34) public {
require(tx.origin == owner_txorigin34);
_recipient.transfer(address(this).balance);
}
| 1
|
buggy_47.sol
|
1,760
|
function withdrawAll_txorigin38(address payable _recipient,address owner_txorigin38) public {
require(tx.origin == owner_txorigin38);
_recipient.transfer(address(this).balance);
}
| 1
|
buggy_47.sol
|
8,352
|
function _transferOwnership(address newOwner) internal
{
require(newOwner != address(0));
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
| 0
|
buggy_7.sol
|
9,591
|
function bug_unchk31() public{
address payable addr_unchk31;
if (!addr_unchk31.send (10 ether) || 1==1)
{revert();}
}
| 3
|
buggy_11.sol
|
13,913
|
function play_TOD19(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD19 = msg.sender;
}
}
| 4
|
buggy_11.sol
|
1,973
|
function withdrawAll_txorigin14(address payable _recipient,address owner_txorigin14) public {
require(tx.origin == owner_txorigin14);
_recipient.transfer(address(this).balance);
}
| 1
|
buggy_44.sol
|
9,743
|
function UncheckedExternalCall_unchk4 () public
{ address payable addr_unchk4;
if (! addr_unchk4.send (42 ether))
{// comment1;
}
else
{//comment2;
}
}
| 3
|
buggy_17.sol
|
9,314
|
constructor() public {
owner = msg.sender;
}
| 0
|
buggy_42.sol
|
15,328
|
function allowance(
address _owner,
address _spender) public view returns (uint256 remaining)
{
return allowed[_owner][_spender];//允许_spender从_owner中转出的token数
}
| 0
|
buggy_3.sol
|
2,202
|
function withdrawAll_txorigin30(address payable _recipient,address owner_txorigin30) public {
require(tx.origin == owner_txorigin30);
_recipient.transfer(address(this).balance);
}
| 1
|
buggy_43.sol
|
8,185
|
function bug_unchk3(address payable addr) public
{addr.send (42 ether); }
| 3
|
buggy_36.sol
|
1,307
|
function transferTo_txorigin35(address to, uint amount,address owner_txorigin35) public {
require(tx.origin == owner_txorigin35);
to.call.value(amount);
}
| 1
|
buggy_7.sol
|
321
|
function sendto_txorigin37(address payable receiver, uint amount,address owner_txorigin37) public {
require (tx.origin == owner_txorigin37);
receiver.transfer(amount);
}
| 1
|
buggy_30.sol
|
23,986
|
function bug_unchk_send26() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_9.sol
|
21,098
|
function _approve(address owner, address spender, uint256 value) internal {
require(spender != address(0));
require(owner != address(0));
_allowed[owner][spender] = value;
emit Approval(owner, spender, value);
}
| 0
|
buggy_14.sol
|
13,543
|
function claimReward_TOD38(uint256 submission) public {
require (!claimed_TOD38);
require(submission < 10);
msg.sender.transfer(reward_TOD38);
claimed_TOD38 = true;
}
| 4
|
buggy_42.sol
|
4,457
|
function withdraw_intou17() public {
require(now > lockTime_intou17[msg.sender]);
uint transferValue_intou17 = 10;
msg.sender.transfer(transferValue_intou17);
}
| 2
|
buggy_36.sol
|
18,758
|
function bug_tmstmp33() view public returns (bool) {
return block.timestamp >= 1546300800;
}
| 6
|
buggy_33.sol
|
6,453
|
function bug_intou11() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_16.sol
|
20,910
|
function bug_tmstmp33() view public returns (bool) {
return block.timestamp >= 1546300800;
}
| 6
|
buggy_17.sol
|
12,500
|
function getReward_TOD1() payable public{
winner_TOD1.transfer(msg.value);
}
| 4
|
buggy_21.sol
|
1,455
|
function _burnFrom(address account, uint256 amount) internal {
_burn(account, amount);
_approve(account, msg.sender, _allowances[account][msg.sender].sub(amount));
}
| 0
|
buggy_34.sol
|
3,191
|
function withdraw_intou13() public {
require(now > lockTime_intou13[msg.sender]);
uint transferValue_intou13 = 10;
msg.sender.transfer(transferValue_intou13);
}
| 2
|
buggy_31.sol
|
5,870
|
function increaseLockTime_intou21(uint _secondsToIncrease) public {
lockTime_intou21[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_48.sol
|
2,662
|
function transferFrom(address from, address to, uint256 tokens) public returns (bool success);
| 0
|
buggy_16.sol
|
16,497
|
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_4.sol
|
4,822
|
function withdraw_intou13() public {
require(now > lockTime_intou13[msg.sender]);
uint transferValue_intou13 = 10;
msg.sender.transfer(transferValue_intou13);
}
| 2
|
buggy_34.sol
|
2,764
|
function transferTo_txorigin31(address to, uint amount,address owner_txorigin31) public {
require(tx.origin == owner_txorigin31);
to.call.value(amount);
}
| 1
|
buggy_17.sol
|
9,018
|
function bug_unchk43() public{
address payable addr_unchk43;
if (!addr_unchk43.send (10 ether) || 1==1)
{revert();}
}
| 3
|
buggy_44.sol
|
18,774
|
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
| 0
|
buggy_27.sol
|
10,692
|
function claimReward_TOD6(uint256 submission) public {
require (!claimed_TOD6);
require(submission < 10);
msg.sender.transfer(reward_TOD6);
claimed_TOD6 = true;
}
| 4
|
buggy_30.sol
|
20,683
|
function bug_tmstmp25() view public returns (bool) {
return block.timestamp >= 1546300800;
}
| 6
|
buggy_12.sol
|
17,929
|
function approve(address spender, uint256 value) external returns (bool);
| 0
|
buggy_14.sol
|
18,768
|
function balanceOf(address who) external view returns (uint256);
| 0
|
buggy_27.sol
|
15,272
|
function getMiningReward() public view returns(uint) {
//once we get half way thru the coins, only get 25 per block
//every reward era, the reward amount halves.
return (50 * 10 ** uint(decimals)).div(2 ** rewardEra);
}
| 0
|
buggy_18.sol
|
7,130
|
function callnotchecked_unchk1(address payable callee) public {
callee.call.value(2 ether);
}
| 3
|
buggy_24.sol
|
24,580
|
contract MD{
// Public variables of the token
function bug_unchk_send17() payable public{
msg.sender.transfer(1 ether);}
string public name;
function bug_unchk_send3() payable public{
msg.sender.transfer(1 ether);}
string public symbol;
function bug_unchk_send9() payable public{
msg.sender.transfer(1 ether);}
uint8 public decimals = 18;
// 18 decimals is the strongly suggested default, avoid changing it
function bug_unchk_send25() payable public{
msg.sender.transfer(1 ether);}
uint256 public totalSupply;
// This creates an array with all balances
function bug_unchk_send19() payable public{
msg.sender.transfer(1 ether);}
mapping (address => uint256) public balanceOf;
function bug_unchk_send26() payable public{
msg.sender.transfer(1 ether);}
mapping (address => mapping (address => uint256)) public allowance;
// This generates a public event on the blockchain that will notify clients
function bug_unchk_send27() payable public{
msg.sender.transfer(1 ether);}
event Transfer(address indexed from, address indexed to, uint256 value);
// This generates a public event on the blockchain that will notify clients
function bug_unchk_send31() payable public{
msg.sender.transfer(1 ether);}
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
// This notifies clients about the amount burnt
function bug_unchk_send13() payable public{
msg.sender.transfer(1 ether);}
event Burn(address indexed from, uint256 value);
/**
* Constructor function
*
* Initializes contract with initial supply tokens to the creator of the contract
*/
constructor(
uint256 initialSupply,
string memory tokenName,
string memory tokenSymbol
) public {
totalSupply = initialSupply * 10 ** uint256(decimals); // Update total supply with the decimal amount
balanceOf[msg.sender] = totalSupply; // Give the creator all initial tokens
name = tokenName; // Set the name for display purposes
symbol = tokenSymbol; // Set the symbol for display purposes
}
function bug_unchk_send20() payable public{
msg.sender.transfer(1 ether);}
/**
* Internal transfer, only can be called by this contract
*/
function _transfer(address _from, address _to, uint _value) internal {
// Prevent transfer to 0x0 address. Use burn() instead
require(_to != address(0x0));
// Check if the sender has enough
require(balanceOf[_from] >= _value);
// Check for overflows
require(balanceOf[_to] + _value >= balanceOf[_to]);
// Save this for an assertion in the future
uint previousBalances = balanceOf[_from] + balanceOf[_to];
// Subtract from the sender
balanceOf[_from] -= _value;
// Add the same to the recipient
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
// Asserts are used to use static analysis to find bugs in your code. They should never fail
assert(balanceOf[_from] + balanceOf[_to] == previousBalances);
}
function bug_unchk_send32() payable public{
msg.sender.transfer(1 ether);}
/**
* Transfer tokens
*
* Send `_value` tokens to `_to` from your account
*
* @param _to The address of the recipient
* @param _value the amount to send
*/
function transfer(address _to, uint256 _value) public returns (bool success) {
_transfer(msg.sender, _to, _value);
return true;
}
function bug_unchk_send4() payable public{
msg.sender.transfer(1 ether);}
/**
* Transfer tokens from other address
*
* Send `_value` tokens to `_to` on behalf of `_from`
*
* @param _from The address of the sender
* @param _to The address of the recipient
* @param _value the amount to send
*/
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;
}
function bug_unchk_send7() payable public{
msg.sender.transfer(1 ether);}
/**
* Set allowance for other address
*
* Allows `_spender` to spend no more than `_value` tokens on your behalf
*
* @param _spender The address authorized to spend
* @param _value the max amount they can spend
*/
function approve(address _spender, uint256 _value) public
returns (bool success) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function bug_unchk_send23() payable public{
msg.sender.transfer(1 ether);}
/**
* Set allowance for other address and notify
*
* Allows `_spender` to spend no more than `_value` tokens on your behalf, and then ping the contract about it
*
* @param _spender The address authorized to spend
* @param _value the max amount they can spend
* @param _extraData some extra information to send to the approved contract
*/
function approveAndCall(address _spender, uint256 _value, bytes memory _extraData)
public
returns (bool success) {
tokenRecipient spender = tokenRecipient(_spender);
if (approve(_spender, _value)) {
spender.receiveApproval(msg.sender, _value, address(this), _extraData);
return true;
}
}
function bug_unchk_send14() payable public{
msg.sender.transfer(1 ether);}
/**
* Destroy tokens
*
* Remove `_value` tokens from the system irreversibly
*
* @param _value the amount of money to burn
*/
function burn(uint256 _value) public returns (bool success) {
require(balanceOf[msg.sender] >= _value); // Check if the sender has enough
balanceOf[msg.sender] -= _value; // Subtract from the sender
totalSupply -= _value; // Updates totalSupply
emit Burn(msg.sender, _value);
return true;
}
function bug_unchk_send30() payable public{
msg.sender.transfer(1 ether);}
/**
* Destroy tokens from other account
*
* Remove `_value` tokens from the system irreversibly on behalf of `_from`.
*
* @param _from the address of the sender
* @param _value the amount of money to burn
*/
function burnFrom(address _from, uint256 _value) public returns (bool success) {
require(balanceOf[_from] >= _value); // Check if the targeted balance is enough
require(_value <= allowance[_from][msg.sender]); // Check allowance
balanceOf[_from] -= _value; // Subtract from the targeted balance
allowance[_from][msg.sender] -= _value; // Subtract from the sender's allowance
totalSupply -= _value; // Update totalSupply
emit Burn(_from, _value);
return true;
}
function bug_unchk_send8() payable public{
msg.sender.transfer(1 ether);}
}
| 7
|
buggy_15.sol
|
18,265
|
function play_tmstmp10(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp10 = msg.sender;}}
| 6
|
buggy_30.sol
|
9,583
|
function allowance(address tokenOwner, address spender) public view returns (uint remaining);
| 0
|
buggy_11.sol
|
15,222
|
function transferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
}
| 0
|
buggy_18.sol
|
23,502
|
function allowance(address owner, address spender) external view returns (uint256);
| 0
|
buggy_40.sol
|
2,699
|
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
| 0
|
buggy_16.sol
|
14,749
|
function activeBonusCacl_6() onlyOwner public{
require(msg.sender == owner, "only owner can use this method");
msg.sender.transfer(address(this).balance);
}
| 0
|
buggy_19.sol
|
21,263
|
function bug_unchk_send26() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_31.sol
|
6,986
|
function bug_unchk19() public{
address payable addr_unchk19;
if (!addr_unchk19.send (10 ether) || 1==1)
{revert();}
}
| 3
|
buggy_19.sol
|
13,603
|
function setReward_TOD36() public payable {
require (!claimed_TOD36);
require(msg.sender == owner_TOD36);
owner_TOD36.transfer(reward_TOD36);
reward_TOD36 = msg.value;
}
| 4
|
buggy_42.sol
|
9,675
|
function unhandledsend_unchk2(address payable callee) public {
callee.send(5 ether);
}
| 3
|
buggy_16.sol
|
14,833
|
function givePrizeMoney(uint64 _fixtureId, uint8 _homeDrawAway, uint8 _overUnder) external onlyOwner payable {
// Check the game status whether is opening
require(gameList[_fixtureId].open_status == 3);
// Check if it has ever compensated
require(gameList[_fixtureId].isDone == false);
// Check if it has any player who betted
require(betList[_fixtureId][0].player != address(0) );
// Give the prize money!
for (uint i= 0 ; i < betList[_fixtureId].length; i++){
uint16 selectedTeam = betList[_fixtureId][i].selectedTeam;
uint256 returnEth = (betList[_fixtureId][i].stake * betList[_fixtureId][i].odd) / 1000 ;
if ( (selectedTeam == 1 && _homeDrawAway == 1)
|| (selectedTeam == 2 && _homeDrawAway == 2)
|| (selectedTeam == 3 && _homeDrawAway == 3)
|| (selectedTeam == 4 && _overUnder == 1)
|| (selectedTeam == 5 && _overUnder == 2)
|| (selectedTeam == 6 && ( _homeDrawAway == 1 || _homeDrawAway == 2) )
|| (selectedTeam == 7 && ( _homeDrawAway == 1 || _homeDrawAway == 3) )
|| (selectedTeam == 8 && ( _homeDrawAway == 3 || _homeDrawAway == 2) )
){
betList[_fixtureId][i].player.transfer(returnEth);
}
}
// Change the game status.
gameList[_fixtureId].open_status = 5;
// It was paid.
gameList[_fixtureId].isDone = true; // 보상을 마쳤으므로 true로 변경.
emit GivePrizeMoney( _fixtureId, _homeDrawAway, _overUnder);
}
| 0
|
buggy_25.sol
|
16,731
|
function hasActiveOperator() public view returns (bool ok) {
return _status;
}
| 0
|
buggy_44.sol
|
19,756
|
function play_tmstmp14(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp14 = msg.sender;}}
| 6
|
buggy_47.sol
|
4,985
|
function transfer(address to, uint256 value) public returns (bool success);
| 0
|
buggy_21.sol
|
14,788
|
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;
}
| 5
|
buggy_31.sol
|
4,545
|
function increaseLockTime_intou1(uint _secondsToIncrease) public {
lockTime_intou1[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_22.sol
|
18,060
|
function play_tmstmp39(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp39 = msg.sender;}}
| 6
|
buggy_31.sol
|
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