CVE-2023-26439 : Exploit Details and Defense Strategies

This CVE record was published on August 2, 2023, and updated on January 12, 2024, by the organization OX. The vulnerability was found in the OX App Suite, specifically in the cacheservice API, allowing attackers to inject SQL syntax parameters.

Understanding CVE-2023-26439

This vulnerability in the OX App Suite's cacheservice API could potentially lead to the execution of arbitrary SQL queries by attackers with access to a local or restricted network.

What is CVE-2023-26439?

The vulnerability in the cacheservice API allowed attackers to inject SQL syntax parameters that were not properly sanitized before being executed as SQL statements. This resulted in attackers being able to perform arbitrary SQL queries and access other users' cached data.

The Impact of CVE-2023-26439

The impact of this CVE includes a high availability, confidentiality, and integrity impact. The base severity score for this vulnerability is rated as high, with a CVSS base score of 7.6. The attackers were able to exploit this vulnerability without the need for any special privileges.

Technical Details of CVE-2023-26439

This section delves into the specific technical aspects of the vulnerability within the OX App Suite's cacheservice API.

Vulnerability Description

The vulnerability stemmed from insufficiently sanitized SQL syntax parameters, allowing attackers to perform arbitrary SQL queries and access other users' cached data.

Affected Systems and Versions

The OX App Suite version 8.10 and below was affected by this vulnerability, specifically in the cacheservice API module.

Exploitation Mechanism

Attackers with access to a local or restricted network could abuse the cacheservice API to inject SQL syntax parameters, leading to the execution of arbitrary SQL queries.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability in the OX App Suite.

Immediate Steps to Take

Ensure that all API calls undergo proper input checks and implement filters to detect and block potentially malicious content. Organizations should apply relevant security patches and updates provided by OX Software GmbH.

Long-Term Security Practices

Implement strict security measures, such as regular security audits, code reviews, and penetration testing, to identify and address potential vulnerabilities early on.

Patching and Updates

Stay informed about security advisories and updates released by OX Software GmbH. Promptly apply patches and updates to ensure that the OX App Suite is protected against known vulnerabilities.