CVE-2023-23375 : What You Need to Know

This CVE involves a Microsoft ODBC and OLE DB Remote Code Execution Vulnerability that was published on April 11, 2023, by Microsoft.

Understanding CVE-2023-23375

This section will delve into the details of CVE-2023-23375, its impact, technical aspects, and mitigation strategies.

What is CVE-2023-23375?

CVE-2023-23375 is a Remote Code Execution vulnerability affecting various versions of Microsoft OLE DB Driver and ODBC Driver for SQL Server. This vulnerability could allow attackers to execute arbitrary code remotely, potentially leading to unauthorized access and control over the affected system.

The Impact of CVE-2023-23375

The impact of CVE-2023-23375 is rated as HIGH, with a base severity score of 7.8 according to the CVSS v3.1 metrics. This vulnerability could result in significant harm to affected systems by enabling threat actors to exploit the flaw for malicious purposes.

Technical Details of CVE-2023-23375

In this section, we will explore the technical aspects of CVE-2023-23375, including vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Microsoft OLE DB and ODBC drivers allows for remote code execution, posing a severe security risk to systems that utilize these drivers for SQL Server connectivity.

Affected Systems and Versions

The following Microsoft drivers are affected by CVE-2023-23375:

Microsoft OLE DB Driver 18 for SQL Server (versions less than 18.6.5)
Microsoft OLE DB Driver 19 for SQL Server (versions less than 19.3.0)
Microsoft ODBC Driver 17 for SQL Server (versions less than 17.10.3.1)
Microsoft ODBC Driver 18 for SQL Server (versions less than 18.2.1.1)

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious requests to the affected OLE DB and ODBC drivers, allowing them to execute arbitrary code on the target system.

Mitigation and Prevention

To address CVE-2023-23375, organizations and users should implement immediate steps to mitigate the risk posed by this vulnerability and adopt long-term security practices to enhance overall system resilience.

Immediate Steps to Take

Apply security patches and updates provided by Microsoft for the affected OLE DB and ODBC drivers.
Implement network segmentation and access controls to restrict unauthorized access to critical systems.
Monitor network traffic for any suspicious activities that could indicate exploitation attempts.

Long-Term Security Practices

Regularly update and patch software and drivers to address known security vulnerabilities promptly.
Conduct regular security audits and assessments to identify and remediate potential weaknesses in the system.
Educate users and IT staff about security best practices and the importance of staying vigilant against cyber threats.

Patching and Updates

Microsoft has released patches for the affected versions of the OLE DB and ODBC drivers. It is crucial for organizations to apply these patches immediately to secure the systems against potential exploitation of CVE-2023-23375.