_amount requires to be updated to contract balance increase (4)

Lines of code Vulnerability details Impact Every time transferFrom or transfer function in ERC20 standard is called there is a possibility that underlying smart contract did not transfer the exact amount entered. It is required to find out contract balance increase/decrease after the transfer. Th...

depositAmount requires to be updated to contract balance increase (6)

Lines of code Vulnerability details Impact Every time transferFrom or transfer function in ERC20 standard is called there is a possibility that underlying smart contract did not transfer the exact amount entered. It is required to find out contract balance increase/decrease after the transfer. Th...

_amount requires to be updated to contract balance increase (3)

Lines of code Vulnerability details Impact Every time transferFrom or transfer function in ERC20 standard is called there is a possibility that underlying smart contract did not transfer the exact amount entered. It is required to find out contract balance increase/decrease after the transfer. Th...

_amount requires to be updated to contract balance increase (2)

Lines of code Vulnerability details Impact Every time transferFrom or transfer function in ERC20 standard is called there is a possibility that underlying smart contract did not transfer the exact amount entered. It is required to find out contract balance increase/decrease after the transfer. Th...

FBI warns food and agriculture to brace for seasonal ransomware attacks

The Federal Bureau of Investigation FBI recently released a Private Industry Notification warning agriculture cooperatives also known as "farmers co-ops" of the looming danger of well-timed ransomware attacks. The agency warns that during the critical planting and harvesting seasons, attacks coul...

Reward lost

Judge @GalloDaSballo has assessed the 11th item in QA Report 26 as Medium risk. The relevant finding follows: … Contract: In notifyRewardAmount function, if Admin added a reward 100 once block.timestamp = periodFinish. Now if Admin decides to add 200 rewards calling this function at block.timesta...

smart-ic.vn Cross Site Scripting vulnerability OBB-2565055

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

CompoundHandler and other contracts call native payable.transfer

Title CompoundHandler topUp, EthPool doTransferOut and VaultReserve withdraw call native payable.transfer Impact Multiple operations are handled by using a payable.transfer call. transfer has a gas budget limit which is unsafe because gas costs can and may change and can fail when the user is a...

Malicious Stakers can grief Keepers

Lines of code Vulnerability details Impact A Staker -- that has their top-up position removed after execute is called by a Keeper -- can always cause the transaction to revert. They can do this by deploying a smart contract to the payer address that has implemented a receive function that calls...

Unsafe use of .transfer

Lines of code Vulnerability details Impact User funds can be locked by using a smart contract wallet with inefficient callback, or by future hardforks that change the gas consumption. address.transfer has been suggested to deprecate by most auditors, because of the potential OOG error. However,...

ETHVault, BkdEthCvx and VaultReserve use payable.transfer for inter-system transfers

Lines of code Vulnerability details Impact These contracts use payable.transfer for internal fund transfer, where the recipients are vaults, pools, strategies. This is generally unsafe as transfer has hard coded gas budget and can fail when the to is a smart contract. Such transactions will fail...

WPC Smart Wishlist for WooCommerce < 2.9.9 - Reflected Cross-Site Scripting

The plugin does not sanitise and escape a parameter before outputting it back in an attribute via an AJAX action, leading to a Reflected Cross-Site Scripting issue. PoC Against any authenticated user:...

Check Point Response to CVE-2022-21449 - Java "Psychic Signatures"

Symptoms - On April 20, 2022, security researcher Neil Madden published a blog post in which he provided details about a newly disclosed vulnerability in Java, CVE-2022-21449 or "Psychic Signatures". This security vulnerability originates in an incorrect implementation of the ECDSA signature...

Keeping A Critical Eye on IoT Devices

Keeping a Critical Eye on IoT Devices By Sam Quinn · April 21, 2022 Trellix Labs is excited to announce the beginning of a new video series which captures one of our senior vulnerability researchers work on hacking an IoT device from beginning to end. This will conclude with the releasing of a ne...

Initial StakedCitadel deposit with amount=1 wei causes very expensive share price leading to precision errors and loss of funds

Lines of code Vulnerability details Impact The first depositor into StakedCitadel is able to maliciously manipulate the share price by depositing the lowest possible amount 1 wei and then artificially blowing up the StakedCitadel Citadel token balance. Following depositors will loose their...

smart-is.de Cross Site Scripting vulnerability OBB-2525787

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

Ethereum Developer Jailed 63 Months for Helping North Korea Evade Sanctions

A U.S. court has sentenced former Ethereum developer Virgil Griffith to five years and three months in prison and pay a $100,000 fine for conspiring with North Korea to help use cryptocurrencies to circumvent sanctions imposed on the country. "There is no question North Korea poses a national...

Rarible NFT Marketplace Flaw Could've Let Attackers Hijack Crypto Wallets

Cybersecurity researchers have disclosed a now-fixed security flaw in the Rarible non-fungible token NFT marketplace that, if successfully exploited, could have led to account takeover and theft of cryptocurrency assets. "By luring victims to click on a malicious NFT, an attacker can take full...

CVE-2022-24845

Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. In affected versions, the return of .returnsint128 is not validated to fall within the bounds of int128. This issue can result in a misinterpretation of the integer value and lead to incorrect behavior. As of v0.3.0,...

Out-of-bounds

Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. In affected versions, the return of .returnsint128 is not validated to fall within the bounds of int128. This issue can result in a misinterpretation of the integer value and lead to incorrect behavior. As of v0.3.0,...