#VU67163 CRLF injection in undici - CVE-2022-31150

Vulnerability identifier: #VU67163

Vulnerability risk: Medium

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

CVE-ID: CVE-2022-31150

CWE-ID: CWE-93

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
undici
Server applications / File servers (FTP/HTTP)

Vendor: Node.js

Description

The vulnerability allows a remote attacker to inject arbitrary data in server response.

The vulnerability exists due to insufficient validation of attacker-supplied data. A remote attacker can pass specially crafted data to the application containing CR-LF characters and modify application behavior.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

undici: 1.0.0 - 5.7.0

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External links
http://github.com/nodejs/undici/security/advisories/GHSA-3cvr-822r-rqcc
http://hackerone.com/reports/409943
http://github.com/nodejs/undici/releases/tag/v5.8.0

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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.