CVE-2020-12719 : Exploit Details and Defense Strategies
Learn about CVE-2020-12719, an XXE vulnerability in WSO2 API Manager, Enterprise Integrator, and Identity Server, impacting confidentiality and availability. Find mitigation steps here.
XXE during an EventPublisher update can occur in Management Console in WSO2 API Manager 3.0.0 and earlier, API Manager Analytics 2.5.0 and earlier, API Microgateway 2.2.0, Enterprise Integrator 6.4.0 and earlier, IS as Key Manager 5.9.0 and earlier, Identity Server 5.9.0 and earlier, and Identity Server Analytics 5.6.0 and earlier.
Understanding CVE-2020-12719
This CVE involves XML External Entity (XXE) vulnerability during an EventPublisher update in various WSO2 products.
What is CVE-2020-12719?
CVE-2020-12719 is an XXE vulnerability that can be exploited during an EventPublisher update in multiple WSO2 products, potentially leading to security breaches.
The Impact of CVE-2020-12719
The vulnerability has a CVSS base score of 8.7 (High severity) with a high impact on confidentiality and availability.
Technical Details of CVE-2020-12719
This section provides more technical insights into the CVE.
Vulnerability Description
- Type: XML External Entity (XXE) vulnerability
- Location: Management Console in various WSO2 products
Affected Systems and Versions
- WSO2 API Manager 3.0.0 and earlier
- API Manager Analytics 2.5.0 and earlier
- API Microgateway 2.2.0
- Enterprise Integrator 6.4.0 and earlier
- IS as Key Manager 5.9.0 and earlier
- Identity Server 5.9.0 and earlier
- Identity Server Analytics 5.6.0 and earlier
Exploitation Mechanism
The vulnerability can be exploited by manipulating XML input during an EventPublisher update, allowing attackers to access sensitive information.
Mitigation and Prevention
Protect your systems from CVE-2020-12719 with these security measures.
Immediate Steps to Take
- Apply vendor-supplied patches promptly
- Monitor for any unauthorized access or unusual activities
- Restrict network access to vulnerable systems
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities
- Conduct security assessments and penetration testing
Patching and Updates
- Install the latest security updates provided by WSO2 to fix the XXE vulnerability.