CVE-2023-22378 : Security Advisory and Response

This CVE-2023-22378 was published on August 9, 2023, and identified by Nozomi Networks. It involves a blind SQL Injection vulnerability in Nozomi Networks Guardian and CMC, affecting versions less than 22.6.2. This vulnerability allows authenticated attackers to execute arbitrary SQL queries on the database management system (DBMS) used by the web application.

Understanding CVE-2023-22378

This section will delve deeper into the nature of CVE-2023-22378, its impact, technical details, and mitigation strategies.

What is CVE-2023-22378?

CVE-2023-22378 is a blind SQL Injection vulnerability affecting Nozomi Networks Guardian and CMC products, allowing authenticated attackers to extract arbitrary information from the DBMS by executing SQL queries through improper input validation in the sorting parameter.

The Impact of CVE-2023-22378

The impact of this vulnerability is rated high, with a CVSS v3.1 base score of 7.1. It poses a risk to the confidentiality of data as authenticated users can access sensitive information stored in the DBMS.

Technical Details of CVE-2023-22378

Here, we will explore key technical details related to the vulnerability.

Vulnerability Description

The blind SQL Injection vulnerability in Nozomi Networks Guardian and CMC arises from inadequate input validation in the sorting parameter, enabling authenticated attackers to manipulate SQL queries and extract sensitive data from the DBMS.

Affected Systems and Versions

Nozomi Networks Guardian and CMC versions prior to 22.6.2 are impacted by this vulnerability.

Exploitation Mechanism

Authenticated attackers can exploit this vulnerability by injecting malicious SQL queries through the sorting parameter, bypassing input validation mechanisms and gaining unauthorized access to the DBMS.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2023-22378.

Immediate Steps to Take

Utilize internal firewall features to restrict access to the web management interface, limiting the exposure to potential attackers.

Long-Term Security Practices

Regular security assessments, including vulnerability scanning and penetration testing, can help identify and remediate similar vulnerabilities in the future.

Patching and Updates

Nozomi Networks recommends upgrading to version 22.6.2 or later as a proactive measure to mitigate the risk associated with this vulnerability. Regularly applying security patches and updates is essential for maintaining the security of the systems and preventing potential exploits.