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CVE-2024-35229— ZKsync Era evaluation order of Yul function arguments

Quick assessment

Affected
matter-labs era-compiler-solidity
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.

ZKsync Era是Matter Labs开源的一个编译器。 ZKsync Era 1.3.10之前版本存在安全漏洞，该漏洞源于check_if_a_execulated_last()暴露了Yul函数参数求值顺序的一个错误。

CVSS 5.3 · Medium EPSS 0.40% · P32

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-35229

Vulnerability Information
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Vulnerability Title
ZKsync Era evaluation order of Yul function arguments
Source: CVE Program / CVE List V5
Vulnerability Description
ZKsync Era is a layer 2 rollup that uses zero-knowledge proofs to scale Ethereum. Prior to version 1.3.10, there is a very specific pattern `f(a(),b()); check_if_a_executed_last()` in Yul that exposes a bug in evaluation order of Yul function arguments. This vulnerability has been fixed in version 1.3.10. As a workaround, update and redeploy affected contracts.
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
不正确的行为次序
Source: CVE Program / CVE List V5
Vulnerability Title
ZKsync Era 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ZKsync Era是Matter Labs开源的一个编译器。 ZKsync Era 1.3.10之前版本存在安全漏洞，该漏洞源于check_if_a_execulated_last()暴露了Yul函数参数求值顺序的一个错误。
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
matter-labs era-compiler-solidity < 1.3.10 -

II. Public POCs for CVE-2024-35229

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III. Intelligence Information for CVE-2024-35229

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Patches & Fixes for CVE-2024-35229 (1)

Vendor Advisories for CVE-2024-35229 (1)

IV. Related Vulnerabilities

Same product: era-compiler-solidity
Same vendor: matter-labs
Same weakness: CWE-696

V. Comments for CVE-2024-35229

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