Vulnerability identifier: #VU80507

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-40591

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
go-ethereum
Other software / Other software solutions

Vendor: Ethereum

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send  specially crafted p2p messages to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

go-ethereum: 1.0.0 - 1.12.0

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External links
http://github.com/ethereum/go-ethereum/security/advisories/GHSA-ppjg-v974-84cm

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.