Flash loan risk mitigation is optional and not robust enough

Handle 0xRajeev Vulnerability details Impact The switchEoaOnly allows the owner to disable preventSmartContracts the project’s plan apparently is to do so after the beta-period which will allow any smart contract to interact with the protocol and potentially exploit any underlying flash loan...

Underflow problems occurring when a token has >18 decimals

Handle tensors Vulnerability details Impact The contracts assume that all tokens will have =18 decimals. If the Tracer team are the only people deploying the contracts, and they keep this in mind, this isn't a problem. If the contracts are to be deployed by other people, this assumption should be...

safe transfer

Handle gpersoon Vulnerability details Impact 3 of the 5 yield sources use safeTransfer/safeTransferFrom ATokenYieldSource.sol, IdleYieldSource.sol, YearnV2YieldSource.sol However 2 of the 5 yielsd source use transfer/transferFrom and also don't check the result of the functions...

The Supreme Court Narrowed the CFAA

In a 6-3 ruling, the Supreme Court just narrowed the scope of the Computer Fraud and Abuse Act: In a ruling delivered today, the court sided with Van Buren and overturned his 18-month conviction. In a 37-page opinion written and delivered by Justice Amy Coney Barrett, the court explained that the...

Cybercriminals Hold $115,000-Prize Contest to Find New Cryptocurrency Hacks

A top Russian-language underground forum has been running a "contest" for the past month, calling on its community to submit "unorthodox" ways to conduct cryptocurrency attacks. The forum's administrator, in an announcement made on April 20, 2021, invited members to submit papers that assess the...

Flashloan griefing attack

Handle cmichel Vulnerability details Funds from contracts that approved a join and implement the flashloan interface can be stolen. One can call Join.flashLoanvulnerablecontract, token, amount and the contract's balance will be decreased by the fees they have to pay for the flashloan. One can...

Call to swapExactTokensForETH in liquidateDai() will always fail

Handle 0xRajeev Vulnerability details Impact liquidateDai calls Uniswap’s swapExactTokensForETH to swap Dai to ETH. This will work if msg.sender, i.e. FSD contract, has already given the router an allowance of at least amount on the input token Dai. Given that there is no prior approval, the call...

Ghidra-Evm - Module For Reverse Engineering Smart Contracts

In the last few years, attacks on deployed smart contracts in the Ethereum blockchain have ended up in a significant amount of stolen funds due to programming mistakes. Since smart contracts, once compiled and deployed, are complex to modify and update different practitioners have suggested the...

The vulnerability of the Authoring sub-component of the Oracle Service Contracts component in the Oracle E-Business Suite system, which allows a perpetrator to gain unauthorized access to the device.

The vulnerability of the Authoring sub-component of the Oracle Service Contracts component in the Oracle E-Business Suite automation system is related to code errors. Exploiting this vulnerability may allow an attacker, operating remotely, to gain unauthorized access to the device through HTTP...

The vulnerability of the Hold Management sub-component of the Oracle Project Contracts component in the Oracle E-Business Suite system, which allows a malicious individual to gain unauthorized access to the device.

The vulnerability of the Hold Management sub-component of the Oracle Project Contracts component in the Oracle E-Business Suite automation system is related to code errors. Exploiting this vulnerability may allow an attacker, operating remotely, to gain unauthorized access to the device through...

The vulnerability of the Create Contracts sub-component of the Oracle Legal Entity Configurator, a component of the Oracle E-Business Suite, allows a violator to gain unauthorized access to the device.

The vulnerability of the Create Contracts sub-component of the Oracle Legal Entity Configurator, a component of the Oracle E-Business Suite, is related to code errors. Exploiting this vulnerability could allow an attacker, operating remotely, to gain unauthorized access to the device through HTTP...

Sifchain: Private eth key found

Hello, team! Found private ethereum key at file: https://github.com/Sifchain/sifnode/blob/develop/smart-contracts/.env.example This key points to wallet balance: F1284232 As I understood, private key allows to spend this coins, so it may need to be masked or hidden. Impact eth private key disclos...

.transfer is not safe to use with custom smart contracts

Handle paulius.eth Vulnerability details Impact .transfer is used for transferring ether. It is no longer recommended as recipients with custom fallback functions smart contracts will not be able to handle that. You can read more here: Recommended Mitigation Steps Solution don't forget re-entranc...

Transfer fee is burned on wrong accounts

Handle @cmichelio Vulnerability details Vulnerability Details The Vader.transfer function burns the transfer fee on msg.sender but this address might not be involved in the transfer at all due to transferFrom. Impact Smart contracts that simply relay transfers like aggregators have their Vader...

ERC20 return values not checked

Handle @cmichelio Vulnerability details Vulnerability Details The ERC20.transfer and ERC20.transferFrom functions return a boolean value indicating success. This parameter needs to be checked for success. Furthermore, some tokens like USDT don't correctly implement the ERC20 standard and don't...

CVE-2021-2273

Vulnerability in the Oracle Legal Entity Configurator product of Oracle E-Business Suite component: Create Contracts. Supported versions that are affected are 12.1.1-12.1.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Legal...

CVE-2021-2273

Vulnerability in the Oracle Legal Entity Configurator product of Oracle E-Business Suite component: Create Contracts. Supported versions that are affected are 12.1.1-12.1.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Legal...

CVE-2021-2255

Vulnerability in the Oracle Service Contracts product of Oracle E-Business Suite component: Authoring. Supported versions that are affected are 12.1.1-12.1.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Service Contracts...

CVE-2021-2254

Vulnerability in the Oracle Project Contracts product of Oracle E-Business Suite component: Hold Management. Supported versions that are affected are 12.1.1-12.1.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Project Contracts...

CVE-2021-2255

Vulnerability in the Oracle Service Contracts product of Oracle E-Business Suite component: Authoring. Supported versions that are affected are 12.1.1-12.1.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Service Contracts...