Vulnerability identifier: #VU70121

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-2022-37603

CWE-ID: CWE-185

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
loader-utils
Web applications / JS libraries

Vendor: webpack

Description

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

The vulnerability exists due to insufficient input validation when processing URL within the interpolateName() function in interpolateName.js. A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

loader-utils: 3.0.0 - 3.2.0, 2.0.0 - 2.0.3, 1.0.0 - 1.4.1

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External links
http://github.com/webpack/loader-utils/blob/d9f4e23cf411d8556f8bac2d3bf05a6e0103b568/lib/interpolateName.js#L38
http://github.com/webpack/loader-utils/blob/d9f4e23cf411d8556f8bac2d3bf05a6e0103b568/lib/interpolateName.js#L107
http://github.com/webpack/loader-utils/issues/213
http://github.com/advisories/GHSA-3rfm-jhwj-7488

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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.