Improper Encoding

openzeppelin/contracts is vulnerable to Improper Encoding. The vulnerability exists due to improperly validating ERC2771Context which allows an attacker to cause unintended behavior in smart contracts that rely on the sender's accurate identification...

4337-snap (>=0.1.0, <=0.1.1), @0xflair/contracts-registry (>=0.107.10, <=0.123.2) +410 more potentially affected by CVE-2023-40014 via @openzeppelin/contracts-upgradeable (>=4.2.0, <=4.9.2)

@openzeppelin/contracts-upgradeable NPM version =4.2.0, =0.1.0, =0.107.10, =1.9.0, =0.107.0, =0.107.0, =0.107.0, =0.69.0, =0.107.0, =0.97.1, =0.107.0, =0.107.0, =0.107.0, =4.0.0-prerelease-17, =2.0.0-prerelease-4, =0.2.1-alpha, =0.2.1-beta2 and more Source cves: CVE-2023-40014 Source advisory:...

4337-snap (>=0.1.0, <=0.1.1), @0xabcdefg/smart-order-router (>=1.0.0, <=1.0.5) +1553 more potentially affected by CVE-2023-40014 via @openzeppelin/contracts (>=4.0.0, <=4.9.2)

@openzeppelin/contracts NPM version =4.0.0, =0.1.0, =1.0.0, =1.0.0, =3.24.7, =1.7.2, =0.107.10, =1.9.0, =0.107.0, =0.107.0, =0.107.0, =0.69.0, =0.107.0, =0.97.1, =0.107.0, =0.107.0, =0.123.2 and more Source cves: CVE-2023-40014 Source advisory: OSV:GHSA-G4VP-M682-QQMP...

CVE-2023-40014

OpenZeppelin Contracts is a library for secure smart contract development. Starting in version 4.0.0 and prior to version 4.9.3, contracts using ERC2771Context along with a custom trusted forwarder may see msgSender return address0 in calls that originate from the forwarder with calldata shorter...

CVE-2023-40014

OpenZeppelin Contracts is a library for secure smart contract development. Starting in version 4.0.0 and prior to version 4.9.3, contracts using ERC2771Context along with a custom trusted forwarder may see msgSender return address0 in calls that originate from the forwarder with calldata shorter...

UBUNTU-CVE-2023-40014

OpenZeppelin Contracts is a library for secure smart contract development. Starting in version 4.0.0 and prior to version 4.9.3, contracts using ERC2771Context along with a custom trusted forwarder may see msgSender return address0 in calls that originate from the forwarder with calldata shorter...

Design/Logic Flaw

OpenZeppelin Contracts is a library for secure smart contract development. Starting in version 4.0.0 and prior to version 4.9.3, contracts using ERC2771Context along with a custom trusted forwarder may see msgSender return address0 in calls that originate from the forwarder with calldata shorter...

CVE-2023-40014 OpenZeppelin Contracts's ERC2771Context with custom forwarder may lead to zero-valued _msgSender

OpenZeppelin Contracts is a library for secure smart contract development. Starting in version 4.0.0 and prior to version 4.9.3, contracts using ERC2771Context along with a custom trusted forwarder may see msgSender return address0 in calls that originate from the forwarder with calldata shorter...

CVE-2023-40014 OpenZeppelin Contracts's ERC2771Context with custom forwarder may lead to zero-valued _msgSender

OpenZeppelin Contracts is a library for secure smart contract development. Starting in version 4.0.0 and prior to version 4.9.3, contracts using ERC2771Context along with a custom trusted forwarder may see msgSender return address0 in calls that originate from the forwarder with calldata shorter...

CVE-2023-40014 OpenZeppelin Contracts's ERC2771Context with custom forwarder may lead to zero-valued _msgSender

OpenZeppelin Contracts is a library for secure smart contract development. Starting in version 4.0.0 and prior to version 4.9.3, contracts using ERC2771Context along with a custom trusted forwarder may see msgSender return address0 in calls that originate from the forwarder with calldata shorter...

4337-snap (>=0.1.0, <=0.1.1), @0xabcdefg/smart-order-router (>=1.0.0, <=1.0.5) +1229 more potentially affected by CVE-2023-34459 via @openzeppelin/contracts (>=4.7.0, <=4.9.1)

@openzeppelin/contracts NPM version =4.7.0, =0.1.0, =1.0.0, =1.0.0, =3.24.7, =1.7.2, =0.107.10, =1.9.0, =0.107.0, =0.107.0, =0.107.0, =0.69.0, =0.107.0, =0.97.1, =0.107.0, =0.107.0, =0.123.2 and more Source cves: CVE-2023-34459 Source advisory: OSV:GHSA-WPRV-93R4-JJ2P...

4337-snap (>=0.1.0, <=0.1.1), @0xflair/contracts-registry (>=0.107.10, <=0.123.2) +336 more potentially affected by CVE-2023-34459 via @openzeppelin/contracts-upgradeable (>=4.7.0, <=4.8.3)

@openzeppelin/contracts-upgradeable NPM version =4.7.0, =0.1.0, =0.107.10, =1.9.0, =0.107.0, =0.107.0, =0.107.0, =0.69.0, =0.107.0, =0.97.1, =0.107.0, =0.107.0, =0.107.0, =4.0.0-prerelease-17, =2.0.0-prerelease-4, =3.1.0 - @abheektripathy/nftpass 1.1.0 and more Source cves: CVE-2023-34459 Source...

CVE-2023-34459

OpenZeppelin Contracts (versions 4.7.0–4.9.1) are affected by a multiproof forgery issue when using verifyMultiProof/verifyMultiProofCalldata/processMultiProof/processMultiProofCalldata. If the merkle tree includes a node with value 0 at depth 1 under the root, a adversarial or certain benign tre...

CVE-2023-34459 OpenZeppelin Contracts's MerkleProof multiproofs may allow proving arbitrary leaves for specific trees

OpenZeppelin Contracts is a library for smart contract development. Starting in version 4.7.0 and prior to version 4.9.2, when the verifyMultiProof, verifyMultiProofCalldata, procesprocessMultiProof, or processMultiProofCalldat functions are in use, it is possible to construct merkle trees that...

CVE-2023-34459 OpenZeppelin Contracts's MerkleProof multiproofs may allow proving arbitrary leaves for specific trees

OpenZeppelin Contracts is a library for smart contract development. Starting in version 4.7.0 and prior to version 4.9.2, when the verifyMultiProof, verifyMultiProofCalldata, procesprocessMultiProof, or processMultiProofCalldat functions are in use, it is possible to construct merkle trees that...

4337-snap (>=0.1.0, <=0.1.1), @0xabcdefg/smart-order-router (>=1.0.0, <=1.0.5) +1479 more potentially affected by CVE-2023-34234 via @openzeppelin/contracts (>=4.3.0, <=4.9.0)

@openzeppelin/contracts NPM version =4.3.0, =0.1.0, =1.0.0, =1.0.0, =3.24.7, =1.7.2, =0.107.10, =1.9.0, =0.107.0, =0.107.0, =0.107.0, =0.69.0, =0.107.0, =0.97.1, =0.107.0, =0.107.0, =0.123.2 and more Source cves: CVE-2023-34234 Source advisory: OSV:GHSA-5H3X-9WVQ-W4M2...

4337-snap (>=0.1.0, <=0.1.1), @0xflair/contracts-registry (>=0.107.10, <=0.123.2) +375 more potentially affected by CVE-2023-34234 via @openzeppelin/contracts-upgradeable (>=4.3.0, <=4.8.3)

@openzeppelin/contracts-upgradeable NPM version =4.3.0, =0.1.0, =0.107.10, =1.9.0, =0.107.0, =0.107.0, =0.107.0, =0.69.0, =0.107.0, =0.97.1, =0.107.0, =0.107.0, =0.107.0, =4.0.0-prerelease-17, =2.0.0-prerelease-4, =0.2.1-alpha, =0.2.1-beta2 and more Source cves: CVE-2023-34234 Source advisory:...

CVE-2023-34234

OpenZeppelin Contracts is a library for smart contract development. By frontrunning the creation of a proposal, an attacker can become the proposer and gain the ability to cancel it. The attacker can do this repeatedly to try to prevent a proposal from being proposed at all. This impacts the...

CVE-2023-34234 Governor proposal creation may be blocked by frontrunning in OpenZeppelin

OpenZeppelin Contracts is a library for smart contract development. By frontrunning the creation of a proposal, an attacker can become the proposer and gain the ability to cancel it. The attacker can do this repeatedly to try to prevent a proposal from being proposed at all. This impacts the...

CVE-2023-34234

OpenZeppelin Contracts’ Governor-related vulnerability (CVE-2023-34234) allows an attacker to frontrun the creation of a proposal, enabling the attacker to become the proposer and repeatedly cancel proposals. Affected: Governor (v4.9.0) and GovernorCompatibilityBravo (since v4.3.0). Root cause: l...