Shelter funds can be stolen

Lines of code Vulnerability details Impact Shelter has a function withdraw that lets whitelisted users withdraw a specified amount of some token. The function does not check if the user has already withdrew the tokens. Since, a user can withdraw allowed amount any number of times, stealing all th...

Sherlock: Decouple yield strategy with withdrawals

Handle GreyArt Vulnerability details Impact If there are funds remaining in an old strategy, there is only 1 way to claim those funds which is through Sherlock.updateYieldStrategy . It is quite an inconvenience to do this. Recommended Mitigation Steps Create an additional function to allow anyone...

Race condition to withdraw funds

Handle pedroais Vulnerability details Impact Users may have to wait more time than predicted to withdraw funds. Proof of Concept The vault's funds are distributed between the vault and the investment strategy but withdrawals come only from funds that are currently inside the vault. This means tha...

Bad redirects can make it impossible to deposit & withdraw

Handle cmichel Vulnerability details The GatewayVault.push function gets redirects from the strategyParams. If redirectsi = j, vault index i's deposits are redirected to vault index j. Note that the deposits for vault index i are cleared, as they are redirected: for uint256 j = 0; j The same is...

Hackers Steal $200 Million Worth of Cryptocurrency Tokens from BitMart Exchange

Cryptocurrency trading platform BitMart has disclosed a "large-scale security breach" that it blamed on a stolen private key, resulting in the theft of more than $150 million in various cryptocurrencies. The breach is said to have impacted two of its hot wallets on the Ethereum ETH blockchain and...

Anyone Can Arbitrarily Call FSDVesting.updateVestedTokens()

Handle leastwood Vulnerability details Impact The updateVestedTokens function is intended to be called by the FSD.sol contract when updating a user's vested token amount. A check is performed to ensure that user == beneficiary, however, as user is a user controlled argument, it is possible to spo...

TokenHandler.safeTransferIn does not work on non-standard compliant tokens like USDT

Handle cmichel Vulnerability details Vulnerability Details The TokenHandler.safeTransferIn function uses the standard IERC20 function for the transfer call and proceeds with a checkReturnCode function to handle non-standard compliant tokens that don't return a return value. However, this does not...

DoS for protocol withdrawals

Handle walker Vulnerability details type: Denial of Service severity: High A problem exists in the poolbase logic which calls LibPool.payOffDebtAlltoken in the withdrawProtocolBalance function. This call will fail if one of the protocols in the respective pool has an insufficient balance to pay o...

Ensure payOffDebtAll can always run

Handle gpersoon Vulnerability details Impact If one of the protocols doesn't have enough funds in its protocolBalance, then payOffDebt will revert when trying to subtract the debt. This also means the function payOffDebtAll will revert. As this function is called from several other functions,...

Yearn vault withdrawals in redeems will always fail leading to lock/loss of user deposits

Handle 0xRajeev Vulnerability details Impact The withdrawFromVault calculates the token balance of contract before withdrawal and saves it in previousBalance. It then withdraws from the Yearn vault and calculates the token balance after withdrawal to save it in currentBalance. So currentBalance...

Vault Weight accounting is wrong for withdrawals

Handle @cmichelio Vulnerability details Vulnerability Details When depositing two different synths, their weight is added to the same mapMemberweightmember storage variable. When withdrawing the full amount of one synth with processWithdrawsynth, member, basisPoints=10000 the full weight is...

Russian Hacking Group Targeting Banks Worldwide With Evolving Tactics

Silence APT, a Russian-speaking cybercriminal group, known for targeting financial organizations primarily in former Soviet states and neighboring countries is now aggressively targeting banks in more than 30 countries across America, Europe, Africa, and Asia. Active since at least September 2016...

Binance Hacked — Hackers Stole Over $40 Million Worth Of Bitcoin

Binance, one of the largest cryptocurrency exchanges in the world, confirmed today that the company lost nearly $41 million in Bitcoin in what appears to be its largest hack to date. In a statement, Binance's CEO Changpeng Zhao said the company discovered a "large scale security breach" earlier o...

SMS Phishing + Cardless ATM = Profit

Thieves are combining SMS-based phishing attacks with new "cardless" ATMs to rapidly convert phished bank account credentials into cash. Recent arrests in Ohio shed light on how this scam works. A number of financial institutions are now offering cardless ATM transactions that allow customers to...

Mexico’s Banking System Sees $18M Siphoned Off in Phantom Transactions

Somewhere between $18 million to $20 million has gone missing during unauthorized interbank money transfers in Mexico’s central banking system. Authorities are investigating the shadow transactions, but answers are thus far scarce. The affected banks and government officials are determining wheth...

Game Multi Android app has design flaws in password recovery feature

Game Multi app is a software that focuses on serving game users. Game Multi Android app has a vulnerability in the design of the password recovery function, which can be exploited by an attacker to change his password through another person's cell phone number, log in to the system and obtain...

Logic design flaw vulnerability at DBSHOP_0.9.3_Beta /module/Shopfront/src/Shopfront/Controller/HomemoneyController.php

DBShop is an open source e-commerce online store system developed using endFramework. DBSHOP0.9.3Beta /module/Shopfront/src/Shopfront/Controller/HomemoneyController.php at the logical design flaws vulnerabilities. The vulnerability is caused due to the fact that when withdrawing money, the system...

ATM Heists Net $45 Million and Indictments

Eight members of a New York cybercrime cell have been indicted in a carefully coordinated heist that drained $45 million from thousands of ATMs in less than 24 hours. In an federal indictment unsealed Thursday in Brooklyn, authorities charge the attacks were reminiscent of a suspense movie in whi...

Woman Sentenced to 2.5 Years in Prison for 'Cashing In' on Hacking Scheme

A Nigerian woman this week was sentenced to 2 years, six months in a U.S. prison for taking part in “one of the most sophisticated and organized computer hacking and ATM cashout schemes ever perpetrated,” according to the FBI. Sonya Martin, 45, was part of a hacking cell that used sophisticated...

Anatomy of the RBS WorldPay Hack

The four men whom a federal grand jury indicted this week for their alleged roles in a scam that stole millions of dollars from RBS WorldPay were no fools. The small crew of hackers had a distinct division of labor, operated with skill and efficiency and left one of the world’s larger banks holdi...