#VU63709 Incorrect Regular Expression in trim-newlines


Vulnerability identifier: #VU63709

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-2021-33623

CWE-ID: CWE-185

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
trim-newlines
Universal components / Libraries / Libraries used by multiple products

Vendor: Sindre Sorhus

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 regular expressions. 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

trim-newlines: 1.0.0 - 4.0.0


External links
http://www.npmjs.com/package/trim-newlines
http://github.com/sindresorhus/trim-newlines/releases/tag/v4.0.1
http://security.netapp.com/advisory/ntap-20210702-0007/


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.


Latest bulletins with this vulnerability