Vulnerability Type stringclasses 10
values | File Name stringlengths 9 47 | Source Code stringlengths 228 96.8k | input stringlengths 116 49.7k |
|---|---|---|---|
bad_randomness | random_number_generator.sol | /*
* @source: https://github.com/SmartContractSecurity/SWC-registry/blob/master/test_cases/weak_randomness/random_number_generator.sol
* @author: -
* @vulnerable_at_lines: 12,18,20,22
*/
pragma solidity ^0.4.25;
// Based on TheRun contract deployed at 0xcac337492149bDB66b088bf5914beDfBf78cCC18.
contract RandomNum... | pragma solidity ^0.4.25;
contract RandomNumberGenerator {
uint256 private salt = block.timestamp;
function random(uint max) view private returns (uint256 result) {
uint256 x = salt * 100 / max;
uint256 y = salt * block.number / (salt % 5);
uint256 seed = block.number / 3 + (salt % ... |
bad_randomness | lottery.sol | /*
* @article: https://blog.positive.com/predicting-random-numbers-in-ethereum-smart-contracts-e5358c6b8620
* @source: https://etherscan.io/address/0x80ddae5251047d6ceb29765f38fed1c0013004b7#code
* @vulnerable_at_lines: 38,42
* @author: -
*/
//added pragma version
pragma solidity ^0.4.0;
contract Lottery {... | pragma solidity ^0.4.0;
contract Lottery {
event GetBet(uint betAmount, uint blockNumber, bool won);
struct Bet {
uint betAmount;
uint blockNumber;
bool won;
}
address private organizer;
Bet[] private bets;
function Lottery() {
organizer = m... |
bad_randomness | old_blockhash.sol | /*
* @source: https://github.com/SmartContractSecurity/SWC-registry/blob/master/test_cases/weak_randomness/old_blockhash.sol
* @author: -
* @vulnerable_at_lines: 35
*/
pragma solidity ^0.4.24;
//Based on the the Capture the Ether challange at https://capturetheether.com/challenges/lotteries/predict-the-block-hash... | pragma solidity ^0.4.24;
contract PredictTheBlockHashChallenge {
struct guess{
uint block;
bytes32 guess;
}
mapping(address => guess) guesses;
constructor() public payable {
require(msg.value == 1 ether);
}
function lockInGuess(bytes32 hash) public payable {
re... |
bad_randomness | etheraffle.sol | /*
* @article: https://blog.positive.com/predicting-random-numbers-in-ethereum-smart-contracts-e5358c6b8620
* @source: https://etherscan.io/address/0xcC88937F325d1C6B97da0AFDbb4cA542EFA70870#code
* @vulnerable_at_lines: 49,99,101,103,114,158
* @author: -
*/
pragma solidity ^0.4.16;
contract Ethraffle_v4b {
... | pragma solidity ^0.4.16;
contract Ethraffle_v4b {
struct Contestant {
address addr;
uint raffleId;
}
event RaffleResult(
uint raffleId,
uint winningNumber,
address winningAddress,
address seed1,
address seed2,
uint seed3,
bytes32 rand... |
bad_randomness | blackjack.sol | /*
* @article: https://blog.positive.com/predicting-random-numbers-in-ethereum-smart-contracts-e5358c6b8620
* @source: https://etherscan.io/address/0xa65d59708838581520511d98fb8b5d1f76a96cad#code
* @vulnerable_at_lines: 17,19,21
* @author: -
*/
pragma solidity ^0.4.9;
library Deck {
// returns random number fr... | pragma solidity ^0.4.9;
library Deck {
function deal(address player, uint8 cardNumber) internal returns (uint8) {
uint b = block.number;
uint timestamp = block.timestamp;
return uint8(uint256(keccak256(block.blockhash(b), player, cardNumber, timestamp)) % 52);
}
function valueOf(uint8 card, b... |
bad_randomness | lucky_doubler.sol | /*
* @article: https://blog.positive.com/predicting-random-numbers-in-ethereum-smart-contracts-e5358c6b8620
* @source: https://etherscan.io/address/0xF767fCA8e65d03fE16D4e38810f5E5376c3372A8#code
* @vulnerable_at_lines: 127,128,129,130,132
* @author: -
*/
//added pragma version
pragma solidity ^0.4.0;
contract... | pragma solidity ^0.4.0;
contract LuckyDoubler {
address private owner;
uint private balance = 0;
uint private fee = 5;
uint private multiplier = 125;
mapping (address => User) private users;
Entry[] private entries;
uint[] private unpaidEntries;
function LuckyDoub... |
bad_randomness | smart_billions.sol | /*
* @source: https://etherscan.io/address/0x5ace17f87c7391e5792a7683069a8025b83bbd85#code
* @author: -
* @vulnerable_at_lines: 523,560,700,702,704,706,708,710,712,714,716,718
*/
pragma solidity ^0.4.13;
library SafeMath {
function sub(uint a, uint b) internal returns (uint) {
assert(b <= a);
return a -... | pragma solidity ^0.4.13;
library SafeMath {
function sub(uint a, uint b) internal returns (uint) {
assert(b <= a);
return a - b;
}
function add(uint a, uint b) internal returns (uint) {
uint c = a + b;
assert(c >= a);
return c;
}
}
contract ERC20Basic {
uint public totalSupply;
address... |
bad_randomness | guess_the_random_number.sol | /*
* @source: https://capturetheether.com/challenges/lotteries/guess-the-random-number/
* @author: Steve Marx
* @vulnerable_at_lines: 15
*/
pragma solidity ^0.4.21;
contract GuessTheRandomNumberChallenge {
uint8 answer;
function GuessTheRandomNumberChallenge() public payable {
require(msg.value =... | pragma solidity ^0.4.21;
contract GuessTheRandomNumberChallenge {
uint8 answer;
function GuessTheRandomNumberChallenge() public payable {
require(msg.value == 1 ether);
answer = uint8(keccak256(block.blockhash(block.number - 1), now));
}
function isComplete() public view retu... |
reentrancy | reentrancy_bonus.sol | /*
* @source: https://consensys.github.io/smart-contract-best-practices/known_attacks/
* @author: consensys
* @vulnerable_at_lines: 28
*/
pragma solidity ^0.4.24;
contract Reentrancy_bonus{
// INSECURE
mapping (address => uint) private userBalances;
mapping (address => bool) private claimedBonus;
... | pragma solidity ^0.4.24;
contract Reentrancy_bonus{
mapping (address => uint) private userBalances;
mapping (address => bool) private claimedBonus;
mapping (address => uint) private rewardsForA;
function withdrawReward(address recipient) public {
uint amountToWithdraw = rewardsForA[recip... |
reentrancy | 0xb93430ce38ac4a6bb47fb1fc085ea669353fd89e.sol | /*
* @source: etherscan.io
* @author: -
* @vulnerable_at_lines: 38
*/
pragma solidity ^0.4.19;
contract PrivateBank
{
mapping (address => uint) public balances;
uint public MinDeposit = 1 ether;
Log TransferLog;
function PrivateBank(address _lib)
{
TransferLog = Log... | pragma solidity ^0.4.19;
contract PrivateBank
{
mapping (address => uint) public balances;
uint public MinDeposit = 1 ether;
Log TransferLog;
function PrivateBank(address _lib)
{
TransferLog = Log(_lib);
}
function Deposit()
public
payable
{
... |
reentrancy | 0x8c7777c45481dba411450c228cb692ac3d550344.sol | /*
* @source: etherscan.io
* @author: -
* @vulnerable_at_lines: 41
*/
pragma solidity ^0.4.19;
contract ETH_VAULT
{
mapping (address => uint) public balances;
Log TransferLog;
uint public MinDeposit = 1 ether;
function ETH_VAULT(address _log)
public
{
TransferLog ... | pragma solidity ^0.4.19;
contract ETH_VAULT
{
mapping (address => uint) public balances;
Log TransferLog;
uint public MinDeposit = 1 ether;
function ETH_VAULT(address _log)
public
{
TransferLog = Log(_log);
}
function Deposit()
public
payable
{
... |
reentrancy | 0xbaf51e761510c1a11bf48dd87c0307ac8a8c8a4f.sol | /*
* @source: etherscan.io
* @author: -
* @vulnerable_at_lines: 41
*/
pragma solidity ^0.4.19;
contract ETH_VAULT
{
mapping (address => uint) public balances;
uint public MinDeposit = 1 ether;
Log TransferLog;
function ETH_VAULT(address _log)
public
{
TransferLog =... | pragma solidity ^0.4.19;
contract ETH_VAULT
{
mapping (address => uint) public balances;
uint public MinDeposit = 1 ether;
Log TransferLog;
function ETH_VAULT(address _log)
public
{
TransferLog = Log(_log);
}
function Deposit()
public
payable
{
... |
reentrancy | 0xcead721ef5b11f1a7b530171aab69b16c5e66b6e.sol | /*
* @source: etherscan.io
* @author: -
* @vulnerable_at_lines: 29
*/
pragma solidity ^0.4.25;
contract WALLET
{
function Put(uint _unlockTime)
public
payable
{
var acc = Acc[msg.sender];
acc.balance += msg.value;
acc.unlockTime = _unlockTime>now?_unlockTime:now;
L... | pragma solidity ^0.4.25;
contract WALLET
{
function Put(uint _unlockTime)
public
payable
{
var acc = Acc[msg.sender];
acc.balance += msg.value;
acc.unlockTime = _unlockTime>now?_unlockTime:now;
LogFile.AddMessage(msg.sender,msg.value,"Put");
}
function Collect(u... |
reentrancy | 0x627fa62ccbb1c1b04ffaecd72a53e37fc0e17839.sol | /*
* @source: etherscan.io
* @author: -
* @vulnerable_at_lines: 94
*/
pragma solidity ^0.4.19;
contract Ownable
{
address newOwner;
address owner = msg.sender;
function changeOwner(address addr)
public
onlyOwner
{
newOwner = addr;
}
function confirmOwner()
p... | pragma solidity ^0.4.19;
contract Ownable
{
address newOwner;
address owner = msg.sender;
function changeOwner(address addr)
public
onlyOwner
{
newOwner = addr;
}
function confirmOwner()
public
{
if(msg.sender==newOwner)
{
owner=new... |
reentrancy | reentrance.sol | /*
* @source: https://ethernaut.zeppelin.solutions/level/0xf70706db003e94cfe4b5e27ffd891d5c81b39488
* @author: Alejandro Santander
* @vulnerable_at_lines: 24
*/
pragma solidity ^0.4.18;
contract Reentrance {
mapping(address => uint) public balances;
function donate(address _to) public payable {
balances... | pragma solidity ^0.4.18;
contract Reentrance {
mapping(address => uint) public balances;
function donate(address _to) public payable {
balances[_to] += msg.value;
}
function balanceOf(address _who) public view returns (uint balance) {
return balances[_who];
}
function withdraw(uint _amount) pub... |
reentrancy | reentrancy_dao.sol | /*
* @source: https://github.com/ConsenSys/evm-analyzer-benchmark-suite
* @author: Suhabe Bugrara
* @vulnerable_at_lines: 18
*/
pragma solidity ^0.4.19;
contract ReentrancyDAO {
mapping (address => uint) credit;
uint balance;
function withdrawAll() public {
uint oCredit = credit[msg.sender];
... | pragma solidity ^0.4.19;
contract ReentrancyDAO {
mapping (address => uint) credit;
uint balance;
function withdrawAll() public {
uint oCredit = credit[msg.sender];
if (oCredit > 0) {
balance -= oCredit;
bool callResult = msg.sender.call.value(oCredit)(... |
reentrancy | modifier_reentrancy.sol | /*
* @source: https://github.com/SmartContractSecurity/SWC-registry/blob/master/test_cases/reentracy/modifier_reentrancy.sol
* @author: -
* @vulnerable_at_lines: 15
*/
pragma solidity ^0.4.24;
contract ModifierEntrancy {
mapping (address => uint) public tokenBalance;
string constant name = "Nu Token";
//I... | pragma solidity ^0.4.24;
contract ModifierEntrancy {
mapping (address => uint) public tokenBalance;
string constant name = "Nu Token";
function airDrop() hasNoBalance supportsToken public{
tokenBalance[msg.sender] += 20;
}
modifier supportsToken() {
require(keccak256(abi.encodePacked("Nu ... |
reentrancy | 0x7a8721a9d64c74da899424c1b52acbf58ddc9782.sol | /*
* @source: etherscan.io
* @author: -
* @vulnerable_at_lines: 52
*/
pragma solidity ^0.4.19;
contract PrivateDeposit
{
mapping (address => uint) public balances;
uint public MinDeposit = 1 ether;
address public owner;
Log TransferLog;
modifier onlyOwner() {
requir... | pragma solidity ^0.4.19;
contract PrivateDeposit
{
mapping (address => uint) public balances;
uint public MinDeposit = 1 ether;
address public owner;
Log TransferLog;
modifier onlyOwner() {
require(tx.origin == owner);
_;
}
function PrivateDeposit... |
reentrancy | reentrancy_cross_function.sol | /*
* @source: https://consensys.github.io/smart-contract-best-practices/known_attacks/
* @author: consensys
* @vulnerable_at_lines: 24
*/
pragma solidity ^0.4.24;
contract Reentrancy_cross_function {
// INSECURE
mapping (address => uint) private userBalances;
function transfer(address to, uint amoun... | pragma solidity ^0.4.24;
contract Reentrancy_cross_function {
mapping (address => uint) private userBalances;
function transfer(address to, uint amount) {
if (userBalances[msg.sender] >= amount) {
userBalances[to] += amount;
userBalances[msg.sender] -= amount;
}
... |
reentrancy | reentrancy_simple.sol | /*
* @source: https://github.com/trailofbits/not-so-smart-contracts/blob/master/reentrancy/Reentrancy.sol
* @author: -
* @vulnerable_at_lines: 24
*/
pragma solidity ^0.4.15;
contract Reentrance {
mapping (address => uint) userBalance;
function getBalance(address u) constant returns(uint){
re... | pragma solidity ^0.4.15;
contract Reentrance {
mapping (address => uint) userBalance;
function getBalance(address u) constant returns(uint){
return userBalance[u];
}
function addToBalance() payable{
userBalance[msg.sender] += msg.value;
}
function withdrawBalance(){
... |
reentrancy | 0x941d225236464a25eb18076df7da6a91d0f95e9e.sol | /*
* @source: etherscan.io
* @author: -
* @vulnerable_at_lines: 44
*/
pragma solidity ^0.4.19;
contract ETH_FUND
{
mapping (address => uint) public balances;
uint public MinDeposit = 1 ether;
Log TransferLog;
uint lastBlock;
function ETH_FUND(address _log)
public
... | pragma solidity ^0.4.19;
contract ETH_FUND
{
mapping (address => uint) public balances;
uint public MinDeposit = 1 ether;
Log TransferLog;
uint lastBlock;
function ETH_FUND(address _log)
public
{
TransferLog = Log(_log);
}
function Deposit()
pub... |
reentrancy | etherstore.sol | /*
* @source: https://github.com/sigp/solidity-security-blog
* @author: Suhabe Bugrara
* @vulnerable_at_lines: 27
*/
//added pragma version
pragma solidity ^0.4.10;
contract EtherStore {
uint256 public withdrawalLimit = 1 ether;
mapping(address => uint256) public lastWithdrawTime;
mapping(address => ... | pragma solidity ^0.4.10;
contract EtherStore {
uint256 public withdrawalLimit = 1 ether;
mapping(address => uint256) public lastWithdrawTime;
mapping(address => uint256) public balances;
function depositFunds() public payable {
balances[msg.sender] += msg.value;
}
function withdrawFu... |
reentrancy | 0x7b368c4e805c3870b6c49a3f1f49f69af8662cf3.sol | /*
* @source: etherscan.io
* @author: -
* @vulnerable_at_lines: 29
*/
pragma solidity ^0.4.25;
contract W_WALLET
{
function Put(uint _unlockTime)
public
payable
{
var acc = Acc[msg.sender];
acc.balance += msg.value;
acc.unlockTime = _unlockTime>now?_unlockTime:now;
... | pragma solidity ^0.4.25;
contract W_WALLET
{
function Put(uint _unlockTime)
public
payable
{
var acc = Acc[msg.sender];
acc.balance += msg.value;
acc.unlockTime = _unlockTime>now?_unlockTime:now;
LogFile.AddMessage(msg.sender,msg.value,"Put");
}
function Collect... |
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