5.3
MEDIUM
CVE-2024-35229
ZKsync Era Yul Evaluation Order 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.

INFO

Published Date :

May 27, 2024, 5:15 p.m.

Last Modified :

May 28, 2024, 12:39 p.m.

Remotely Exploitable :

Yes !

Impact Score :

1.4

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2024-35229 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Matter-labs zksolc
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-35229.

URL Resource
https://github.com/matter-labs/era-compiler-solidity/commit/46ce047b51576495779b9f67534207d8154eab79
https://github.com/matter-labs/era-compiler-solidity/security/advisories/GHSA-jf9w-7f5g-j95p

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-35229 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2024-35229 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Received by [email protected]

    May. 27, 2024

    Action Type Old Value New Value
    Added 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.
    Added Reference GitHub, Inc. https://github.com/matter-labs/era-compiler-solidity/security/advisories/GHSA-jf9w-7f5g-j95p [No types assigned]
    Added Reference GitHub, Inc. https://github.com/matter-labs/era-compiler-solidity/commit/46ce047b51576495779b9f67534207d8154eab79 [No types assigned]
    Added CWE GitHub, Inc. CWE-696
    Added CVSS V3.1 GitHub, Inc. AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-35229 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-35229 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
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