CVE-2023-33849 : Exploit Details and Defense Strategies
Learn about the IBM CICS TX information disclosure vulnerability in IBM TXSeries for Multiplatforms and CICS TX products. Find out how sensitive information could be intercepted and steps to mitigate the risk.
IBM CICS TX information disclosure vulnerability in IBM TXSeries for Multiplatforms and CICS TX products.
Understanding CVE-2023-33849
This CVE describes a vulnerability in IBM TXSeries for Multiplatforms and CICS TX products that could lead to information disclosure.
What is CVE-2023-33849?
IBM TXSeries for Multiplatforms versions 8.1, 8.2, 9.1, CICS TX Standard version 11.1, and CICS TX Advanced versions 10.1 and 11.1 are vulnerable to transmitting sensitive information in query parameters that could be intercepted using man-in-the-middle techniques.
The Impact of CVE-2023-33849
The vulnerability could result in the exposure of sensitive data during transmission, posing a risk of unauthorized access and potential data breaches.
Technical Details of CVE-2023-33849
This section provides a deeper insight into the vulnerability's description, affected systems, and how the exploitation can occur.
Vulnerability Description
The vulnerability in IBM TXSeries and CICS TX products allows attackers to intercept sensitive information transmitted in query parameters.
Affected Systems and Versions
- IBM TXSeries for Multiplatforms: 8.1, 8.2, 9.1
- CICS TX Standard: 11.1
- CICS TX Advanced: 10.1, 11.1
Exploitation Mechanism
Attackers can exploit this vulnerability by using man-in-the-middle techniques to intercept and view sensitive information transmitted in query parameters.
Mitigation and Prevention
Protecting systems against CVE-2023-33849 involves taking immediate steps and implementing long-term security practices.
Immediate Steps to Take
- Apply patches provided by IBM for the affected versions promptly.
- Monitor network traffic for any suspicious activities.
Long-Term Security Practices
- Implement end-to-end encryption to safeguard sensitive data in transit.
- Regularly update and patch systems to address vulnerabilities and enhance security measures.
Patching and Updates
- Refer to the IBM advisories for CVE-2023-33849 to access relevant patches and security updates.