Information disclosure in undici



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-38372
CWE-ID CWE-401
Exploitation vector Network
Public exploit N/A
Vulnerable software
 undici
Server applications / File servers (FTP/HTTP)

Vendor Node.js

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Memory leak

EUVDB-ID: #VU93884

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-38372

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due memory leak when using the response.arrayBuffer(). A remote attacker can force the application to leak parts of Node.js process memory.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

undici: 6.14.0 - 6.19.1

CPE2.3 External links

https://github.com/nodejs/undici/security/advisories/GHSA-3g92-w8c5-73pq
https://github.com/nodejs/undici/issues/3328
https://github.com/nodejs/undici/issues/3337
https://github.com/nodejs/undici/pull/3338
https://github.com/nodejs/undici/commit/f979ec3204ca489abf30e7d20e9fee9ea7711d36


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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