CVE-2019-4340 : What You Need to Know
Learn about CVE-2019-4340 affecting IBM Security Guardium Big Data Intelligence 4.0. This XXE vulnerability could expose sensitive data. Find mitigation steps and patching details here.
IBM Security Guardium Big Data Intelligence 4.0 is vulnerable to an XML External Entity Injection (XXE) attack, potentially leading to the exposure of sensitive information or memory resource consumption.
Understanding CVE-2019-4340
IBM Security Guardium Big Data Intelligence 4.0 is susceptible to an XXE vulnerability, identified as IBM X-Force ID: 161419.
What is CVE-2019-4340?
The vulnerability in IBM Security Guardium Big Data Intelligence 4.0 allows for XML External Entity Injection (XXE) attacks, which can be exploited to disclose sensitive data or cause excessive memory resource usage.
The Impact of CVE-2019-4340
- CVSS Score: 7.1 (High)
- Confidentiality Impact: High
- Availability Impact: Low
- Attack Vector: Network
- Exploiting this vulnerability could result in the exposure of confidential information.
Technical Details of CVE-2019-4340
Vulnerability Description
- IBM Security Guardium Big Data Intelligence 4.0 is prone to an XXE vulnerability during XML data processing.
Affected Systems and Versions
- Product: Security Guardium Big Data Intelligence
- Vendor: IBM
- Version: 4.0
Exploitation Mechanism
- Attack Complexity: Low
- Privileges Required: Low
- Exploit Code Maturity: Unproven
Mitigation and Prevention
Immediate Steps to Take
- Apply the official fix provided by IBM to address the vulnerability.
- Monitor IBM Security Bulletins for updates and patches.
Long-Term Security Practices
- Regularly update and patch all software to prevent vulnerabilities.
- Implement network security measures to detect and block XXE attacks.
- Educate users on safe data handling practices.
Patching and Updates
- IBM has released an official fix to remediate the XXE vulnerability in Security Guardium Big Data Intelligence 4.0.