CVE-2019-4719 : Exploit Details and Defense Strategies
Learn about CVE-2019-4719 affecting IBM MQ and IBM MQ Appliance versions 7.1, 7.5, 8.0, 9.0 LTS, 9.1 LTS, and 9.1 CD. Understand the impact, technical details, and mitigation steps.
IBM MQ and IBM MQ Appliance versions 7.1, 7.5, 8.0, 9.0 LTS, 9.1 LTS, and 9.1 CD are vulnerable to local attackers exploiting runmqras data to access confidential information.
Understanding CVE-2019-4719
Local attackers can leverage vulnerabilities in IBM MQ and IBM MQ Appliance to acquire sensitive data.
What is CVE-2019-4719?
IBM MQ and IBM MQ Appliance versions 7.1, 7.5, 8.0, 9.0 LTS, 9.1 LTS, and 9.1 CD are susceptible to information disclosure by embedding sensitive data in runmqras data.
The Impact of CVE-2019-4719
- Attack Complexity: High
- Attack Vector: Local
- Confidentiality Impact: High
- Base Score: 5.1 (Medium)
- Exploit Code Maturity: Unproven
- Remediation Level: Official Fix
Technical Details of CVE-2019-4719
Vulnerability Description
Local attackers can exploit IBM MQ and IBM MQ Appliance versions to obtain confidential information by manipulating runmqras data.
Affected Systems and Versions
- IBM MQ versions 7.1, 7.5, 8.0, 9.0 LTS, 9.1 LTS, and 9.1 CD
- Specific affected versions listed in the data
Exploitation Mechanism
The vulnerability allows local attackers to include sensitive data within runmqras data to access confidential information.
Mitigation and Prevention
Immediate Steps to Take
- Apply official fixes provided by IBM
- Monitor and restrict access to runmqras data
Long-Term Security Practices
- Regularly update IBM MQ and IBM MQ Appliance to the latest versions
- Implement access controls and encryption for sensitive data
Patching and Updates
- Stay informed about security bulletins and updates from IBM