CVE-2024-24564

Vyper extract32 can ready dirty memory

Published: Feb 26, 2024Updated: Jan 16, 2025 Sources: CVE List NVD GHSACWE-125

3.7LOW

Description

Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. When using the built-in `extract32(b, start)`, if the `start` index provided has for side effect to update `b`, the byte array to extract `32` bytes from, it could be that some dirty memory is read and returned by `extract32`. This vulnerability is fixed in 0.4.0.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:HAttack Complexity

High

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:LConfidentiality

Low

I:NIntegrity

None

A:NAvailability

None

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Weaknesses

CWE-125

Affected Products

vyperlang

oss-project

vyperMixed

DevTools & CI / build-test-tools

PyPI

package-ecosystem

vyper

OSS Libraries

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique

Collection

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References

https://github.com/vyperlang/vyper/security/advisories/GHSA-4hwq-4cpm-8vmx

github.com

https://github.com/vyperlang/vyper/commit/3d9c537142fb99b2672f21e2057f5f202cde194f

github.com

https://nvd.nist.gov/vuln/detail/CVE-2024-24564

nvd.nist.gov

and 4 more references View all →

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