CVE-2020-1719 : Exploit Details and Defense Strategies
Learn about CVE-2020-1719, a Wildfly vulnerability where EJBContext principle remains unchanged, risking data confidentiality and integrity. Find out affected versions and mitigation steps.
This CVE involves a vulnerability in Wildfly that impacts data confidentiality and integrity.
Understanding CVE-2020-1719
A flaw in Wildfly allows EJBContext principle to remain after invoking another EJB using a different Security Domain, posing risks to data.
What is CVE-2020-1719?
The vulnerability in Wildfly prior to version 20.0.0.Final leaves the EJBContext principle unchanged, potentially compromising data confidentiality and integrity.
The Impact of CVE-2020-1719
The primary concern with this vulnerability is the exposure of sensitive data to unauthorized access and modification.
Technical Details of CVE-2020-1719
Vulnerability Description
Wildfly versions preceding 20.0.0.Final fail to reset the EJBContext principle post invocation of another EJB, leading to a data confidentiality and integrity risk.
Affected Systems and Versions
- Product: Wildfly
- Vendor: Not applicable
- Vulnerable Version: wildfly 20.0.0.Final and prior
Exploitation Mechanism
The issue arises due to the failure in resetting the EJBContext principle after switching Security Domains during EJB invocations.
Mitigation and Prevention
Immediate Steps to Take
- Upgrade Wildfly to version 20.0.0.Final or later to address the vulnerability.
- Implement proper access controls and data encryption mechanisms.
Long-Term Security Practices
- Regularly review and update security configurations to prevent similar vulnerabilities.
- Conduct periodic security audits and assessments.
Patching and Updates
Apply patches and updates provided by Wildfly to mitigate the vulnerability.