Multiple vulnerabilities in webpack loader-utils

Published: 2022-12-12

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-37599 CVE-2022-37603
CWE-ID	CWE-185
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	loader-utils Web applications / JS libraries
Vendor	webpack

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Incorrect Regular Expression

EUVDB-ID: #VU70122

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-37599

CWE-ID: CWE-185 - Incorrect Regular Expression

Exploit availability: No

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 passed via the resourcePath variable to 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: 1.0.0 - 3.2.0

CPE2.3

External links

https://github.com/webpack/loader-utils/blob/d9f4e23cf411d8556f8bac2d3bf05a6e0103b568/lib/interpolateName.js#L38
https://github.com/webpack/loader-utils/issues/211
https://github.com/webpack/loader-utils/blob/d9f4e23cf411d8556f8bac2d3bf05a6e0103b568/lib/interpolateName.js#L83
https://github.com/webpack/loader-utils/issues/216
https://github.com/advisories/GHSA-hhq3-ff78-jv3g

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.

2) Incorrect Regular Expression

EUVDB-ID: #VU70121