CVE-2023-42029 : Exploit Details and Defense Strategies

IBM CICS TX Standard 11.1, Advanced 10.1, 11.1, and TXSeries for Multiplatforms 8.1, 8.2, 9.1 are vulnerable to cross-site scripting, potentially leading to credentials disclosure within a trusted session.

Understanding CVE-2023-42029

This CVE involves a cross-site scripting vulnerability impacting multiple IBM products.

What is CVE-2023-42029?

The vulnerability allows users to inject arbitrary JavaScript code into the Web UI, potentially altering the functionality and leading to credentials disclosure.

The Impact of CVE-2023-42029

The impact of this vulnerability includes the risk of unauthorized access and data compromise due to potential credential exposure.

Technical Details of CVE-2023-42029

This section provides more detailed information on the vulnerability.

Vulnerability Description

The vulnerability lies in the affected versions of IBM CICS TX Standard, Advanced, and TXSeries for Multiplatforms, allowing for cross-site scripting attacks.

Affected Systems and Versions

CICS TX Standard 11.1
CICS TX Advanced 10.1, 11.1
TXSeries for Multiplatforms 8.1, 8.2, 9.1

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious JavaScript code into the Web UI, affecting the intended functionality.

Mitigation and Prevention

Preventive measures to address and mitigate the CVE-2023-42029 vulnerability.

Immediate Steps to Take

Update the affected IBM products to the latest versions available.
Consider implementing input validation and output encoding to prevent XSS attacks.

Long-Term Security Practices

Regularly monitor and update security patches for IBM products.
Conduct security assessments and penetration testing to identify vulnerabilities.

Patching and Updates

Refer to the following IBM support pages for official advisories and updates:

IBM CICS TX Standard Advisory
IBM CICS TX Advanced Advisory