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CVE-2022-35916— Cross chain utilities for Arbitrum L2 see EOA calls as cross chain calls

Quick assessment

Affected
OpenZeppelin openzeppelin-contracts
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenZeppelin是一个应用软件。一个安全区块链应用的标准。 OpenZeppelin Contracts v4.7.2之前版本存在安全漏洞，该漏洞源于这是一个用于安全智能合约开发的库，使用Arbitrum L2的跨链实用程序“CrossChainEnabledArbitrumL2”或“LibArbitrumL2”的合约会将外部拥有账户(EOA)的直接交互归类为跨链调用，即使它们不是在L1 上启动的。 此问题已在v4.7.2中修复，建议用户升级，此问题没有已知的解决方法。

CVSS 5.3 · Medium EPSS 0.58% · P47

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-35916

Vulnerability Information
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Vulnerability Title
Cross chain utilities for Arbitrum L2 see EOA calls as cross chain calls
Source: CVE Program / CVE List V5
Vulnerability Description
OpenZeppelin Contracts is a library for secure smart contract development. Contracts using the cross chain utilities for Arbitrum L2, `CrossChainEnabledArbitrumL2` or `LibArbitrumL2`, will classify direct interactions of externally owned accounts (EOAs) as cross chain calls, even though they are not started on L1. This issue has been patched in v4.7.2. Users are advised to upgrade. There are no known workarounds for this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在范围间的资源转移不正确
Source: CVE Program / CVE List V5
Vulnerability Title
OpenZeppelin 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenZeppelin是一个应用软件。一个安全区块链应用的标准。 OpenZeppelin Contracts v4.7.2之前版本存在安全漏洞，该漏洞源于这是一个用于安全智能合约开发的库，使用Arbitrum L2的跨链实用程序“CrossChainEnabledArbitrumL2”或“LibArbitrumL2”的合约会将外部拥有账户(EOA)的直接交互归类为跨链调用，即使它们不是在L1 上启动的。 此问题已在v4.7.2中修复，建议用户升级，此问题没有已知的解决方法。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
OpenZeppelin openzeppelin-contracts >= 4.6.0, < 4.7.2 -

II. Public POCs for CVE-2022-35916

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III. Intelligence Information for CVE-2022-35916

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Patches & Fixes for CVE-2022-35916 (1)

Vendor Advisories for CVE-2022-35916 (1)

Same Patch Batch · OpenZeppelin · 2022-08-01 · 3 CVEs total

CVE-2022-31198 7.5 HIGH GovernorVotesQuorumFraction updates to quorum may affect past defeated proposals in @openz
CVE-2022-35915 5.3 MEDIUM Unbounded gas consumption in @openzeppelin/contracts

IV. Related Vulnerabilities

Same product: openzeppelin-contracts
Same vendor: OpenZeppelin
Same weakness: CWE-669

V. Comments for CVE-2022-35916

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