Reth flashloan attack

Lines of code Vulnerability details Impact Using a flashloan to manipulate rETH/ETH price a hacker can receive more SafEth shares for the same amount of ether, thus draining all three derivative contracts rETH, SfrxEth and WstEth. Proof of Concept Reth.poolPrice depends on UniswapV3 pool.slot0...

Adding a new derivate will splits new user's underlying shares in the new derivate to older users

Lines of code Vulnerability details Vulnerability details Impact After a derivate is added to the protocol. Older users will take some new user's share in the new derivate. The addDerivative function add a new derivate to the protocol. The newly added derivate has zero underlying balance. Users w...

withdraw function of WstEth derivative contract probably sends wrong ETH amount back to owner contract/user

Lines of code Vulnerability details Impact Sends the wrong amount of ETH back to owner contract/user. In most cases, probably way too much, it sends the entire contract ETH balance. All the other calculations in the withdraw function seem correct, from what can be seen, but, as is the case with...

Burning rETH at the unstake might revert

Lines of code Vulnerability details Impact Unstaking is blocked. Proof of Concept When unstaking the withdraw of each derivative is called. Reth.withdraw withdraws by calling RocketTokenRETHInterfacerethAddress.burnamount. But RocketTokenRETH.burn reverts if the ETH balance is insufficient for th...

Derivative Pool Issue can Lead to Loss User Funds when Unstaking

Lines of code Vulnerability details Impact In all withdraw functions of derivatives, there is no check for sending zero Ether back to the safEth contract. It is important to note that the addressmsg.sender.callvalue: 0"" function returns true even when transferring a zero value. On the other hand...

Input validation and money transfer vulnerability with negative number

Description I transfer money from account1 to account2. According to the scenario, account 1 will be deducted, and account 2 will add money. But account1 was add, account was sub. If I use a negative number and its value exceeds the account balance, the money will still be added to the transfer...

CVE-2023-1481

A vulnerability, which was classified as problematic, has been found in SourceCodester Monitoring of Students Cyber Accounts System 1.0. Affected by this issue is some unknown functionality of the file modules/balance/index.php?view=balancelist of the component POST Parameter Handler. The...

SourceCodester Monitoring of Students Cyber Accounts System 跨站脚本漏洞

Monitoring of Students Cyber Accounts System is a Monitoring of Students Cyber Accounts System by Chris Jim Egot Individual Developer. A cross-site scripting vulnerability exists in SourceCodester Monitoring of Students Cyber Accounts System version 1.0, which stems from an issue with the file...

PT-2023-17018 · Sourcecodester · Sourcecodester Monitoring Of Students Cyber Accounts System

Name of the Vulnerable Software and Affected Versions: SourceCodester Monitoring of Students Cyber Accounts System version 1.0 Description: A problematic issue has been found in the system, affecting some unknown functionality of the file modules/balance/index.php, specifically the POST Parameter...

CVE-2023-1481: Improper Neutralization of Input During Web Page Generation

A vulnerability, which was classified as problematic, has been found in SourceCodester Monitoring of Students Cyber Accounts System 1.0. Affected by this issue is some unknown functionality of the file modules/balance/index.php?view=balancelist of the component POST Parameter Handler. The...

Reentrancy in validateTransaction function

Lines of code Vulnerability details Impact The contract can be called by an attacker several times until the money are depleted. The contract owner may suffer financial damages as a result of this vulnerability. Description The validateTransaction function in line 66-71 accepts external calls and...

upgradeBytes() functon doesn't allows user to upgrade their entire bytes1 token to bytes2 token

Lines of code Vulnerability details Impact The users can't upgrade all of its bytes1 token to bytes due to logic error in upgradeBytes functon. The user can only upgrade the token if he choose the less amount then what they already have. They cannot upgrade all tokens. Proof of Concept The...

Incorrect Calculation

OpenZeppelin Contracts is vulnerable to Incorrect Calculations. The vulnerability exists in the beforeTokenTransfer function because ERC721Consecutive does not update balances when the batch has a size of one and consists of a single token, resulting in a token overflow when calling the balanceOf...

Lottery Insolvency can lead to unclaimable winning tickets despite paying out Frontend and Staking rewards

Lines of code Vulnerability details Impact Lottery Insolvency can lead to unclaimable winning tickets despite paying out Frontend and Staking rewards Proof of Concept When distributing the winning tokens, it is possible that there is an insufficient balance to be able to pay winning tickets while...

CVE-2023-26488 OpenZeppelin Contracts contains Incorrect Calculation

OpenZeppelin Contracts is a library for secure smart contract development. The ERC721Consecutive contract designed for minting NFTs in batches does not update balances when a batch has size 1 and consists of a single token. Subsequent transfers from the receiver of that token may overflow the...

CVE-2023-26488 OpenZeppelin Contracts contains Incorrect Calculation

OpenZeppelin Contracts is a library for secure smart contract development. The ERC721Consecutive contract designed for minting NFTs in batches does not update balances when a batch has size 1 and consists of a single token. Subsequent transfers from the receiver of that token may overflow the...

PT-2023-20679 · Openzeppelin · Openzeppelin Contracts

Name of the Vulnerable Software and Affected Versions: OpenZeppelin Contracts versions prior to 4.8.2 Description: The ERC721Consecutive contract, designed for minting NFTs in batches, does not update balances when a batch has size 1 and consists of a single token. Subsequent transfers from the...

CVE-2023-26488: Incorrect Calculation

OpenZeppelin Contracts is a library for secure smart contract development. The ERC721Consecutive contract designed for minting NFTs in batches does not update balances when a batch has size 1 and consists of a single token. Subsequent transfers from the receiver of that token may overflow the...

TRANSFERING KIBToken TO YOURSELF INCREASES YOUR BALANCE

Lines of code Vulnerability details Impact using temporary variables to update balances is a dangerous construction. If transferred to yourself, it will cause your balance to increase, thus growing the token balance infinitely Proof of Concept KIBToken overrides transfer to perform the transfer o...

Artificial Inflation of Interest-Bearing Balances

Lines of code Vulnerability details Impact It is possible to artificially inflate one's balance, compromising the integrity of the KIB token entirely. The vulnerability arises from how the balances are updated and utilize "stale" values that were loaded into memory. As such, a self-transfer would...