CVE-2019-4043 : Security Advisory and Response
Learn about CVE-2019-4043 affecting IBM Sterling B2B Integrator Standard Edition versions 5.2.0 and 6.0.0.0. Discover the impact, technical details, and mitigation steps for this XXE vulnerability.
IBM Sterling B2B Integrator Standard Edition versions 5.2.0 and 6.0.0.0 are vulnerable to XML External Entity Injection (XXE) attacks, potentially leading to information disclosure or system resource overload.
Understanding CVE-2019-4043
This CVE involves a high-severity vulnerability in IBM Sterling B2B Integrator Standard Edition.
What is CVE-2019-4043?
- Vulnerable versions: 5.2.0 and 6.0.0.0 of IBM Sterling B2B Integrator Standard Edition
- Vulnerability type: XML External Entity Injection (XXE)
- Identified by IBM X-Force with ID 156239
- Published on March 29, 2019
The Impact of CVE-2019-4043
- Attack vector: Network
- Base score: 7.1 (High severity)
- Confidentiality impact: High
- Availability impact: Low
- Exploitation may lead to information disclosure or memory resource consumption
Technical Details of CVE-2019-4043
This section provides in-depth technical insights into the vulnerability.
Vulnerability Description
- XXE vulnerability in XML data processing
- Remote attackers can exploit to access sensitive data or exhaust memory resources
Affected Systems and Versions
- IBM Sterling B2B Integrator Standard Edition versions 5.2.0 and 6.0.0.0
Exploitation Mechanism
- Attack complexity: Low
- Privileges required: Low
- User interaction: None
- Exploit code maturity: Unproven
Mitigation and Prevention
Protect your systems from CVE-2019-4043 with these security measures.
Immediate Steps to Take
- Apply official fixes provided by IBM
- Monitor for any unusual network activity
- Implement network segmentation to limit exposure
Long-Term Security Practices
- Regularly update and patch software
- Conduct security assessments and audits
Patching and Updates
- Stay informed about security bulletins and updates from IBM