Vulnerability identifier: #VU86733

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-2024-22025

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Node.js
Server applications / Web servers

Vendor: Node.js Foundation

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 when handling brotli decoding. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Node.js: 20.0.0, 20.1.0, 20.2.0, 20.3.0, 20.3.1, 20.4.0, 20.5.0, 20.5.1, 20.6.0, 20.6.1, 20.7.0, 20.8.0, 20.8.1, 20.9.0, 20.10.0, 20.11.0, 21.0.0, 21.1.0, 21.2.0, 21.3.0, 21.4.0, 21.5.0, 21.6.0 - 21.6.1

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External links
http://github.com/nodejs/node/releases/tag/v18.19.1
http://github.com/nodejs/node/releases/tag/v20.11.1
http://github.com/nodejs/node/releases/tag/v21.6.2

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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.