SB2021102603 - Backdoor in ua-parser-js NPM repository
Published: October 26, 2021 Updated: March 23, 2023
Security Bulletin ID
SB2021102603
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Embedded malicious code (backdoor) (CVE-ID: CVE-2021-4229)
CWE-ID: CWE-506 - Embedded Malicious Code
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
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.
Remediation
Install update from vendor's website.