CVE-2023-4098 : Security Advisory and Response

This CVE record involves multiple vulnerabilities in IDM Sistemas QSige.

Understanding CVE-2023-4098

CVE-2023-4098 pertains to multiple vulnerabilities found in the web application of QSige by IDM Sistemas. The vulnerabilities stem from the lack of proper input parameter filtering, which can lead to SQL injections, Denial of Service (DoS) attacks, or information disclosure. It is important to note that accessing the application is a prerequisite for exploiting these vulnerabilities.

What is CVE-2023-4098?

The vulnerability allows threat actors to execute command-line operations through SQL injection, as outlined in CAPEC-108 - Command Line Execution through SQL Injection.

The Impact of CVE-2023-4098

The impact of CVE-2023-4098 is significant, with a CVSS v3.1 base score of 8.8, indicating a high severity level. The vulnerability's exploitation can result in high impacts on confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2023-4098

The vulnerability is classified under CWE-89 (Improper Neutralization of Special Elements used in an SQL Command - 'SQL Injection'). The CVSS v3.1 vector specifies a network-based attack with low complexity and low privileges required, but with high impacts on confidentiality, integrity, and availability.

Vulnerability Description

The root cause of the vulnerability lies in the inadequate filtering of input parameters, enabling attackers to carry out SQL injections, DoS attacks, or gain unauthorized access to sensitive information.

Affected Systems and Versions

QSige version 3.0.0.0 is identified as impacted by these vulnerabilities.

Exploitation Mechanism

By exploiting the lack of input parameter filtering, threat actors can inject malicious SQL queries, leading to unauthorized access, data leakage, or service disruptions.

Mitigation and Prevention

To address CVE-2023-4098 and mitigate the associated risks, the following steps can be taken:

Immediate Steps to Take

Ensure that the affected application is updated to the latest version where the vulnerabilities have been patched.
Implement strict input validation mechanisms to prevent SQL injection attacks.
Regularly monitor and audit web application logs for any suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities proactively.
Provide security awareness training to developers and system administrators on secure coding practices and common exploitation techniques.
Apply principle of least privilege, limiting access rights and permissions based on roles and responsibilities.

Patching and Updates

It is crucial to promptly apply vendor-provided security patches and updates to ensure that the software remains protected against known vulnerabilities. In the case of CVE-2023-4098, the reported vulnerabilities have been fixed in the latest version of QSige by IDM Sistemas.