CVE-2023-28150 : What You Need to Know

An issue with CVE-2023-28150 has been published on March 24, 2023, by MITRE. This vulnerability was identified in Independentsoft JODF prior to version 1.1.110. The vulnerability allows for XML external entity (XXE) injection through a remote Document Type Definition (DTD) present in a DOCX file.

Understanding CVE-2023-28150

This section will delve into what CVE-2023-28150 entails, its impact, technical details, and mitigation strategies.

What is CVE-2023-28150?

CVE-2023-28150 is a vulnerability found in Independentsoft JODF software versions preceding 1.1.110. It is susceptible to XML external entity injection via a remote DTD within a DOCX file.

The Impact of CVE-2023-28150

The impact of CVE-2023-28150 is considered medium, with a CVSSv3.1 base score of 5.3. The vulnerability could potentially lead to confidentiality breaches within affected systems, although the integrity and availability of the systems are not compromised directly.

Technical Details of CVE-2023-28150

Understanding the technical aspects of CVE-2023-28150 is crucial for comprehending how the vulnerability operates and the systems it affects.

Vulnerability Description

The vulnerability in Independentsoft JODF exposes systems to XML external entity (XXE) injection through a remote DTD in DOCX files. Attackers could exploit this loophole to potentially access sensitive information within the affected systems.

Affected Systems and Versions

The systems impacted by CVE-2023-28150 include installations of Independentsoft JODF that are running versions earlier than 1.1.110. Users of these versions are at risk of falling victim to XML external entity injection attacks via malicious DOCX files.

Exploitation Mechanism

Exploiting CVE-2023-28150 involves uploading a DOCX file containing a remote DTD that triggers XML external entity injection. By manipulating this mechanism, attackers can breach the system's security and gain unauthorized access to sensitive data.

Mitigation and Prevention

Addressing CVE-2023-28150 requires a multi-faceted approach that involves immediate action and long-term security measures.

Immediate Steps to Take

Update Independentsoft JODF to version 1.1.110 or later to mitigate the vulnerability.
Avoid opening DOCX files from untrusted or unknown sources to reduce the risk of exploitation.

Long-Term Security Practices

Implement regular security assessments and audits to identify and address vulnerabilities promptly.
Educate users on safe file handling practices to minimize the likelihood of falling victim to similar exploits in the future.

Patching and Updates

Stay informed about security patches and updates released by Independentsoft for JODF. Regularly apply patches to ensure your system is protected against known vulnerabilities like CVE-2023-28150.