Timelock delay can be changed by without any delay

Handle 0x0x0x Vulnerability details Impact Delay can be changed without any delay. Therefore, it is possible to call functions from this contract in a single block by changing the delay. This creates a huge attack vector, since if governor private keys would be stolen, everything can be withdrawn...

Usage of an incorrect version of ERC20Permit contract can give unknown token with 0 decimals after upgrade.

Handle Jujic Vulnerability details Impact Based on the context and comments in the code, the Malt.sol contract is designed to be deployed as an upgradeable proxy contract. In Solidity, code that is inside a constructor or part of a global variable declaration is not part of a deployed contract’s...

Using/Importing ERC1155Supply.sol from openzeppelin version 4.3.2

Handle hubble Vulnerability details Using/importing openZeppelin version 4.3.2 file ERC1155Supply.sol which has a security advisory. Reference : GHSA-wmpv-c2jp-j2xg Proof of Concept File : collateral/OverlayV1OVLCollateral.sol line 7: import...

ERC1155Supply vulnerability in OpenZeppelin Contracts

Handle defsec Vulnerability details Impact When ERC1155 tokens are minted, a callback is invoked on the receiver of those tokens, as required by the spec. When including the ERC1155Supply extension, total supply is not updated until after the callback, thus during the callback the reported total...

@biconomy/hyphen-contracts (=1.0.4), @bobanetwork/contracts (=0.0.2) +17 more potentially affected by unknown CVE via @openzeppelin/contracts-upgradeable (>=4.2.0 <=4.3.2)

@openzeppelin/contracts-upgradeable NPM version =4.2.0, =0.0.1, =0.5.0, =3.4.0, =1.1.2, =1.0.1, =1.1.2, =1.0.0, =0.8.1-pr-brioux-1333.92b26c3a.36, =1.0.5, =2.3.0, =2.0.0, =3.0.0-beta, =3.0.1 and more Source cves: unknown CVE Source advisory: OSV:GHSA-WMPV-C2JP-J2XG...

@avalabs/avalanche-wallet-sdk (>=0.9.5 <=0.10.2), @b0dhidharma/contract-utils (=0.1.1) +66 more potentially affected by unknown CVE via @openzeppelin/contracts (>=4.2.0 <=4.3.2)

@openzeppelin/contracts NPM version =4.2.0, =0.9.5, =0.0.2, =0.0.1, =0.0.1, =1.0.0, =0.0.1, =1.1.0, =0.0.1, =3.0.0-alpha.2, =3.0.0-alpha.1, =3.0.0-alpha.1, =3.0.0-alpha.1, =3.0.0-alpha.4 and more Source cves: unknown CVE Source advisory: OSV:GHSA-WMPV-C2JP-J2XG...

ERC1155Supply vulnerability in OpenZeppelin Contracts

When ERC1155 tokens are minted, a callback is invoked on the receiver of those tokens, as required by the spec. When including the ERC1155Supply extension, total supply is not updated until after the callback, thus during the callback the reported total supply is lower than the real number of...

GHSA-WMPV-C2JP-J2XG ERC1155Supply vulnerability in OpenZeppelin Contracts

When ERC1155 tokens are minted, a callback is invoked on the receiver of those tokens, as required by the spec. When including the ERC1155Supply extension, total supply is not updated until after the callback, thus during the callback the reported total supply is lower than the real number of...

Privilege Escalation

openzeppelin-contracts is vulnerable to privilege escalation. Remote attackers are able to exploit vulnerable upgradeTo and upgradeToAndCall functions in UUPSUpgradeable component due to uninitialized implementation contracts...

CVE-2021-41264

OpenZeppelin Contracts is a library for smart contract development. In affected versions upgradeable contracts using UUPSUpgradeable may be vulnerable to an attack affecting uninitialized implementation contracts. A fix is included in version 4.3.2 of @openzeppelin/contracts and...

CVE-2021-41264

OpenZeppelin Contracts is a library for smart contract development. In affected versions upgradeable contracts using UUPSUpgradeable may be vulnerable to an attack affecting uninitialized implementation contracts. A fix is included in version 4.3.2 of @openzeppelin/contracts and...

Design/Logic Flaw

OpenZeppelin Contracts is a library for smart contract development. In affected versions upgradeable contracts using UUPSUpgradeable may be vulnerable to an attack affecting uninitialized implementation contracts. A fix is included in version 4.3.2 of @openzeppelin/contracts and...

CVE-2021-41264 UUPSUpgradeable vulnerability in OpenZeppelin Contracts

OpenZeppelin Contracts is a library for smart contract development. In affected versions upgradeable contracts using UUPSUpgradeable may be vulnerable to an attack affecting uninitialized implementation contracts. A fix is included in version 4.3.2 of @openzeppelin/contracts and...

CVE-2021-41264

OpenZeppelin CVE-2021-41264 affects upgradeable contracts using UUPSUpgradeable due to uninitialized implementation contracts. The vulnerability is addressed in version 4.3.2 of @openzeppelin/contracts and @openzeppelin/contracts-upgradeable. If upgrading is not possible, a mitigation is to initi...

OpenZeppelin 安全漏洞

OpenZeppelin is a software application. A standard for secure blockchain applications. A security vulnerability exists in versions of OpenZeppelin Contracts prior to 4.3.2, which can be exploited by an attacker to conduct an uninitialized contract attack...

Unsafe token transfer

Handle WatchPug Vulnerability details Calling ERC20.transfer without handling the returned value is unsafe. function processWithdrawal uint era, uint day, address member private returns uint value uint memberUnits = mapEraDayMemberUnitseradaymember; // Get Member Units if memberUnits == 0 value =...

Incorrect usage of typecasting in burn lets an attacker corrupt the pool state

Handle broccoli Vulnerability details Impact In the burn function of ConcentratedLiquidityPool, when calling updatePosition, the amount of liquidity to burn is explicitly converted from uint128 to int128, which could result in a positive integer if amount is larger than 1 127 and less than 1 128...

unchecked return value from Transfer/TransferFrom()

Handle JMukesh Vulnerability details Impact The ERC20.transfer and ERC20.transferFrom functions return a boolean value indicating success. This parameter needs to be checked for success. Some tokens do not revert if the transfer failed but return false instead. Proof of Concept Tools Used manual...

Unsafe handling of underlying tokens

Handle 0xsanson Vulnerability details Impact Not every ERC20 token follows OpenZeppelin's recommendation. It's possible inside ERC20 standard that a transferFrom doesn't revert upon failure but returns false. The code doesn't check these return values. For example uToken.transferFrommsg.sender,...

exitZcTokenFillingZcTokenInitiate in Swivel.sol, token transfer may fail without function reverting

Handle GalloDaSballo Vulnerability details Impact exitZcTokenFillingZcTokenInitiate in Swivel.sol uses transferFrom this function can failmeaning tokens are not transferred,without causing a revert. This can break the accounting of the protocol The reason why this can happen is that certain ERC20...