CVSS: 6.4EPSS: 0%CPEs: 1EXPL: 0CVE-2023-23940 – OpenZeppelin Contracts for Cairo is vulnerable to signature validation bypass
https://notcve.org/view.php?id=CVE-2023-23940
03 Feb 2023 — OpenZeppelin Contracts for Cairo is a library for secure smart contract development written in Cairo for StarkNet, a decentralized ZK Rollup. `is_valid_eth_signature` is missing a call to `finalize_keccak` after calling `verify_eth_signature`. As a result, any contract using `is_valid_eth_signature` from the account library (such as the `EthAccount` preset) is vulnerable to a malicious sequencer. Specifically, the malicious sequencer would be able to bypass signature validation to impersonate an instance of... • https://github.com/OpenZeppelin/cairo-contracts/pull/542/commits/6d4cb750478fca2fd916f73297632f899aca9299 • CWE-345: Insufficient Verification of Data Authenticity CWE-347: Improper Verification of Cryptographic Signature •
CVSS: 6.8EPSS: 1%CPEs: 1EXPL: 2CVE-2022-31153 – OpenZeppelin Contracts for Cairo account cannot process transactions on Goerli
https://notcve.org/view.php?id=CVE-2022-31153
15 Jul 2022 — OpenZeppelin Contracts for Cairo is a library for contract development written in Cairo for StarkNet, a decentralized ZK Rollup. Version 0.2.0 is vulnerable to an error that renders account contracts unusable on live networks. This issue affects all accounts (vanilla and ethereum flavors) in the v0.2.0 release of OpenZeppelin Contracts for Cairo, which are not whitelisted on StarkNet mainnet. Only goerli deployments of v0.2.0 accounts are affected. This faulty behavior is not observed in StarkNet's testing ... • https://github.com/OpenZeppelin/cairo-contracts/blob/release-0.2.0/src/openzeppelin/account/library.cairo#L203 • CWE-664: Improper Control of a Resource Through its Lifetime CWE-863: Incorrect Authorization •