Setting ownership to zero account in the function _renounceOwnership()

Lines of code Vulnerability details Impact In the renounceOwnership function, the call to setOwneraddress0 sets the owner address of the contract to address0, which represents the zero address in Ethereum. This effectively removes the ownership of the contract, as the zero address is not a valid...

CVE-2023-35133

An issue in the logic used to check 0.0.0.0 against the cURL blocked hosts lists resulted in an SSRF risk. This flaw affects Moodle versions 4.2, 4.1 to 4.1.3, 4.0 to 4.0.8, 3.11 to 3.11.14, 3.9 to 3.9.21 and earlier unsupported versions...

Recipient address is not appropriately validated or sanitized in the BaseFeeVault contract (loss of funds)

Lines of code Vulnerability details Impact If the recipient address is not properly validated, an attacker could supply a malicious address as the recipient. This could result in the accumulated fees being sent to an unintended or unauthorized party. It could lead to financial loss or disruption ...

Zero address pauser assignment

Lines of code Vulnerability details Impact By allowing any address to be assigned as the pauser, the StrategyBase contract leaves itself vulnerable to losing critical functionality that controls token transfers in and out. Assigning a zero address would result in no valid pauser, preventing the...

Upgraded Q -> 2 from #215 [1683053585771]

Judge has assessed an item in Issue 215 as 2 risk. The relevant finding follows: QA10 Both EthRouterbuy and EthRoutersell do not check whether recipient == address0, as a result, they might send royalty fees to the zero address - loss of funds. --- The text was updated successfully, but these...

Position ownership could be transferred to zero address

Lines of code Vulnerability details Impact Ownership of a Position could be transferred to zero address. This is usually caused by mistake but the consequence is loss of collateral. Proof of Concept The position owner calls transferOwnership but accidentally set newOwner address to 0x0. Tools Use...

Lack of zero address check throughout the codebase could lead to unwanted redeployments, address(0) ownership and onTokenTransfer unsuccessful.

Lines of code Vulnerability details Impact User defined address should always have zero address check. This checks SHOULD NOT BE MISSED IN CASE OF A FACTORY CONTRACT. This will lead to redeployments of contract and blockage of certain functionality as described below. It is also worth to note tha...

No check for checking the "to" address to not be zero address in _execute() function of DefaultAccount.sol

Lines of code Vulnerability details Impact The "to" address can be zero address while converting from uint256 to uint160. Proof of Concept // SPDX-License-Identifier: GPL-3.0 pragma solidity ^0.8.0; contract Test uint256 public to = 2160; function check external view assertaddressuint160to ==...

SUSE CVE-2003-1604

The redirecttarget function in net/ipv4/netfilter/iptREDIRECT.c in the Linux kernel before 2.6.0 allows remote attackers to cause a denial of service NULL pointer dereference and OOPS by sending packets to an interface that has a 0.0.0.0 IP address, a related issue to CVE-2015-8787...

Vault creator can prevent users from claiming staking rewards

Lines of code Vulnerability details Impact Vault creator can prevent users from claiming rewards from the staking contract. This can boost his liquidity and lure depositors to stake vault tokens. He can present a high APY and low fee percentage which will incentivize stakers When the staking...

Fee can be transferred to the zero address while subprotocol registeration

Lines of code Vulnerability details Impact Everytime user register a new subprotocol to the registry contract, the registry contract transfer the fee to the cidFeeWallet from the registrar. There is missing vaildation that the transfer should not goes to zero address. If no address has been set f...

ERC20 TRANSFER AND TRANSFERFROM ARE NOT CHECKING FOR THE ZERO ADDRESS OF to AND from, DURING EXECUTION

Lines of code Vulnerability details Impact ERC20 standard tokens check for the != address0 condition in the transfer and transferFrom functions for the to address and from address in order to make sure funds are not transfered to zero address and balance is not updated in the balanceOf mapping fo...

Mint to without check for zero address

Lines of code Vulnerability details Impact Mint to without check for zero address. This can lead to lost of token Proof of Concept Tools Used Recommended Mitigation Steps add check to be sure that address to is not empty --- The text was updated successfully, but these errors were encountered: Al...

Lack of Zero Address Signer Validation

Lines of code Vulnerability details Signer should be checked to not equal the zero address otherwise an invalid signature could pass validation. --- The text was updated successfully, but these errors were encountered: All reactions...

JB721Delegate#initialize _fundingCycleStore lack of zero address check can lead to redeployment

Lines of code Vulnerability details Impact initialize function does not check that fundingCycleStore is not zero. Given that state variable fundingCycleStore can not be set anywhere else, setting it to zero can lead to contract redeployment POC The deployer mistakenly call JB721Delegateinitialize...

Set admin without accept method

Lines of code Vulnerability details Impact Set admin without method for accept is a bad practice. Also there is no check for zero. Proof of Concept Tools Used Code analytics Recommended Mitigation Steps Create method acceptAdmin and and check for zero address. --- The text was updated successfull...

Missing 0 check can lead to unexpected behaviors

Lines of code Vulnerability details Missing checks for address0x0 on setters can lead to problems Impact User roles can being set to wrong values that block functionalities Summary Zero address should be checked for state variables, immutable variables. A zero address can lead into problems. Gith...

Swaps could be blocked temporarily

Lines of code Vulnerability details Impact In the swap and swapSupportingFeeOnInputTokens functions the community fee payment is called by the function payCommunityFee. The payCommunityFee will fail if the vault address is 0x0 and all the swap will be reverted by the safeTransfer. The...

A mistake made by the Minters can result in minting tokens to a wrong address or a zero address.

Lines of code Vulnerability details Impact Tokens can be minted to a wrong address. Proof of Concept The function mintermint is used by the Minters, to mint tokens to the users that successfully used the functions submitAndDeposit, submit and submitAndGive. However there is no check in mintermint...

The contract can transfer Ownership to the zero address.

Lines of code Vulnerability details Impact When we use transferOwnership or safeTransferOwnership to transfer contract ownership, there is the possibility of transferring ownership to the zero address. This will cause the owner to lose its ownership permanently. Proof of Concept In Ownable.sol...