CVE-2019-4433 : Security Advisory and Response
Learn about CVE-2019-4433 affecting IBM InfoSphere Global Name Management and Identity Insight. Discover the impact, technical details, and mitigation steps.
IBM InfoSphere Global Name Management and IBM InfoSphere Identity Insight are vulnerable to an XML External Entity Injection (XXE) attack, potentially leading to information disclosure or memory resource depletion.
Understanding CVE-2019-4433
What is CVE-2019-4433?
IBM InfoSphere Global Name Management versions 5.0 and 6.0, as well as IBM InfoSphere Identity Insight versions 8.1 and 9.0, are susceptible to an XXE attack.
The Impact of CVE-2019-4433
This vulnerability could allow a malicious actor to exploit XML data processing, leading to sensitive information exposure or memory resource exhaustion.
Technical Details of CVE-2019-4433
Vulnerability Description
The vulnerability in IBM InfoSphere products arises from improper handling of XML data, enabling XXE attacks.
Affected Systems and Versions
- InfoSphere Identity Insight 8.1 and 9.0
- InfoSphere Global Name Management 5.0 and 6.0
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Confidentiality Impact: High
- Exploit Code Maturity: Unproven
- Privileges Required: Low
- Remediation Level: Official Fix
Mitigation and Prevention
Immediate Steps to Take
- Apply official patches provided by IBM
- Monitor network traffic for any suspicious activities
Long-Term Security Practices
- Regularly update and patch software to prevent vulnerabilities
- Implement network segmentation and access controls
Patching and Updates
Ensure all affected systems are updated with the latest security patches.