CVE-2023-35892 : Vulnerability Insights and Analysis

This article provides an in-depth analysis of CVE-2023-35892, a vulnerability affecting IBM Financial Transaction Manager for SWIFT Services 3.2.4.

Understanding CVE-2023-35892

CVE-2023-35892 is an XML External Entity Injection (XXE) vulnerability present in IBM Financial Transaction Manager for SWIFT Services 3.2.4. This vulnerability could be exploited by a remote attacker to expose sensitive information or consume memory resources.

What is CVE-2023-35892?

IBM Financial Transaction Manager for SWIFT Services 3.2.4 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. This could lead to potential security risks if exploited by malicious actors.

The Impact of CVE-2023-35892

The impact of this vulnerability is rated as high severity with a base score of 7.1. It could result in unauthorized access to confidential information and disruption of availability.

Technical Details of CVE-2023-35892

Vulnerability Description

The vulnerability (CWE-611) arises from the improper restriction of XML External Entity Reference, allowing attackers to manipulate XML data to perform XXE attacks.

Affected Systems and Versions

Affected Product: Financial Transaction Manager for SWIFT Services
Vendor: IBM
Affected Version: 3.2.4

Exploitation Mechanism

The vulnerability could be exploited remotely by malicious actors to perform XML External Entity Injection attacks, compromising the confidentiality of sensitive information.

Mitigation and Prevention

Immediate Steps to Take

To mitigate the risk associated with CVE-2023-35892, it is advised to apply the necessary security updates provided by IBM.

Long-Term Security Practices

Implementing secure coding practices and conducting regular security audits can help prevent similar vulnerabilities in the future.

Patching and Updates

Ensure that IBM Financial Transaction Manager for SWIFT Services is updated to the latest version with security patches to address the XXE vulnerability.