CVE-2023-26453 : Security Advisory and Response

This CVE-2023-26453 vulnerability was published on November 2, 2023, and was last updated on January 12, 2024. It affects OX App Suite by OX Software GmbH, with specific versions being vulnerable to exploitation.

Understanding CVE-2023-26453

This vulnerability in OX App Suite could potentially allow attackers to execute arbitrary SQL statements in the context of the services database user account. Proper exploitation of this vulnerability requires access to adjacent networks of the imageconverter service, which is not exposed to public networks by default.

What is CVE-2023-26453?

The CVE-2023-26453 vulnerability arises from requests to cache an image being abused to include SQL queries that are executed without proper validation. This allows attackers to execute arbitrary SQL statements in the services database user account.

The Impact of CVE-2023-26453

The impact of this vulnerability is rated as high, with a CVSS v3.1 base score of 7.6. It has a high impact on confidentiality, integrity, and availability. Attack complexity is considered low, and attackers do not require any special privileges to exploit this vulnerability.

Technical Details of CVE-2023-26453

This section delves into the specific technical details related to the CVE-2023-26453 vulnerability.

Vulnerability Description

The vulnerability stems from the improper neutralization of special elements used in an SQL command, also known as 'SQL Injection' (CWE-89). It allows attackers to include SQL queries in image caching requests, leading to unchecked execution.

Affected Systems and Versions

The affected product is OX App Suite by OX Software GmbH, with versions 7.10.6-rev5 and earlier, as well as version 8.12 being vulnerable to this exploit.

Exploitation Mechanism

Exploiting CVE-2023-26453 requires access to adjacent networks of the imageconverter service. By leveraging SQL injection techniques within image caching requests, attackers can execute arbitrary SQL statements in the context of the services database user account.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-26453, immediate steps and long-term security practices are recommended.

Immediate Steps to Take

Ensure that access to adjacent networks of the imageconverter service is restricted and properly monitored.
Regularly monitor and audit database activities for any suspicious SQL queries.
Apply necessary security patches and updates provided by the vendor.

Long-Term Security Practices

Implement secure coding practices to prevent SQL injection vulnerabilities.
Conduct regular security assessments and penetration testing to identify and address any potential weaknesses.
Educate developers and other stakeholders on secure coding practices and the risks associated with SQL injection attacks.

Patching and Updates

It is crucial to apply the patches and updates released by OX Software GmbH to address the CVE-2023-26453 vulnerability. Stay informed about security advisories and follow best practices to enhance the security posture of your systems.