Backdoor in ua-parser-js NPM repository



Published: 2021-10-26 | Updated: 2023-03-23
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-4229
CWE-ID CWE-506
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		UAParser.js
Web applications / JS libraries

Vendor Faisal Salman

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Embedded malicious code (backdoor)

EUVDB-ID: #VU57636

Risk: High

CVSSv3.1:

CVE-ID: CVE-2021-4229

CWE-ID:

Exploit availability:

Description

The vulnerability allows a remote attacker to gain unauthorized access to the application.

The vulnerability exists due to presence of embedded malicious functionality in the application code (aka backdoor) that allows a remote attacker to gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

UAParser.js: 0.7.29 - 1.0.0

Fixed software versions

CPE2.3 External links

http://github.com/faisalman/ua-parser-js/issues/536
http://github.com/advisories/GHSA-pjwm-rvh2-c87w


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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