#VU104017 Prototype pollution in node-gettext - CVE-2024-21528

Vulnerability identifier: #VU104017

Vulnerability risk: Medium

CVSSv4.0: 2.7 [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-2024-21528

CWE-ID: CWE-1321

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
node-gettext
Web applications / JS libraries

Vendor: Alexander Wallin

Description

The vulnerability allows a remote attacker to execute arbitrary JavaScript code.

The vulnerability exists due to improper input validation within the addTranslations() function in gettext.js. A remote attacker can pass specially crafted input to the application and perform prototype pollution, which can result in information disclosure or data manipulation.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

node-gettext: 0.1.0 - 3.0.0

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External links
https://security.snyk.io/vuln/SNYK-JS-NODEGETTEXT-6100943
https://github.com/alexanderwallin/node-gettext/blob/65d9670f691c2eeca40dce129c95bcf8b613d344/lib/gettext.js%23L113

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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.