CVE-2020-27148 : Security Advisory and Response
Learn about CVE-2020-27148 affecting TIBCO EBX Add-ons. Find out the impact, affected versions, and mitigation steps to secure your systems against this vulnerability.
TIBCO EBX EXML External Entity vulnerability affecting TIBCO EBX Add-ons.
Understanding CVE-2020-27148
What is CVE-2020-27148?
The TIBCO EBX Add-ons by TIBCO Software Inc. are vulnerable to XML External Entity (XXE) attacks, potentially allowing low privileged attackers to exploit the system.
The Impact of CVE-2020-27148
The vulnerability could lead to unauthorized access to TIBCO EBX data and partial denial of service on affected systems.
Technical Details of CVE-2020-27148
Vulnerability Description
The vulnerability in TIBCO EBX Add-ons versions 4.4.2 and below allows for XXE attacks.
Affected Systems and Versions
- Product: TIBCO EBX Add-ons
- Vendor: TIBCO Software Inc.
- Versions affected: <= 4.4.2
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Base Score: 7.1 (High)
- Confidentiality Impact: High
- Privileges Required: Low
Mitigation and Prevention
Immediate Steps to Take
- Update affected components to version 4.4.3 or higher
Long-Term Security Practices
- Regularly monitor for security advisories and updates
- Implement network segmentation and access controls
- Conduct regular security assessments
Patching and Updates
TIBCO has released updated versions to address the vulnerability.