CVE-2021-23348 : Security Advisory and Response

This CVE-2021-23348 article provides insights into the Arbitrary Command Injection vulnerability in the portprocesses package before version 1.0.5.

Understanding CVE-2021-23348

This section delves into the details of CVE-2021-23348, exposing the risks and impacts associated with the vulnerability.

What is CVE-2021-23348?

CVE-2021-23348 pertains to an Arbitrary Command Injection flaw in the portprocesses package versions prior to 1.0.5. Attackers can execute arbitrary commands via unfiltered user input in the killProcess function.

The Impact of CVE-2021-23348

The vulnerability's CVSS V3.1 base score is 6.3, indicating a medium severity level. It exposes low confidentiality, integrity, and availability impact, requiring minimal privileges for exploitation.

Technical Details of CVE-2021-23348

This section outlines the technical aspects and specifics of CVE-2021-23348, unearthing the vulnerability's nature.

Vulnerability Description

The vulnerability allows attackers to run arbitrary commands due to the absence of input sanitization in the child_process exec function.

Affected Systems and Versions

portprocesses versions earlier than 1.0.5 are susceptible to this Arbitrary Command Injection flaw.

Exploitation Mechanism

By manipulating user-controlled input in the killProcess function, threat actors can remotely execute unauthorized commands.

Mitigation and Prevention

Here, we discuss strategies to mitigate the risks posed by CVE-2021-23348.

Immediate Steps to Take

Users must update the portprocesses package to version 1.0.5 or newer to patch the vulnerability and prevent exploitation.

Long-Term Security Practices

Implement strict input validation and sanitization processes to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly monitor for security advisories and apply patches promptly to safeguard against emerging threats.