CVE-2020-1725 : What You Need to Know
Keycloak CVE-2020-1725 allows unauthorized resource access post-role changes. Learn mitigation steps and update Keycloak to version 13.0.0 for protection.
A flaw was found in Keycloak before version 13.0.0, allowing users to retain access to a resource even after changing role mappings and the expiration of the previous access token.
Understanding CVE-2020-1725
This vulnerability affects Keycloak versions prior to 13.0.0, potentially leading to unauthorized access scenarios.
What is CVE-2020-1725?
The CVE-2020-1725 vulnerability in Keycloak allows users to maintain resource access despite altering role mappings and expired access tokens.
The Impact of CVE-2020-1725
The security issue may result in unauthorized access to resources, compromising the integrity and confidentiality of the system.
Technical Details of CVE-2020-1725
Key technical aspects of this CVE.
Vulnerability Description
Keycloak versions before 13.0.0 enable users to persist resource access post-role mapping changes and token expiration.
Affected Systems and Versions
- Product: Keycloak
- Version: 13.0.0
Exploitation Mechanism
The vulnerability allows users to maintain resource access post-role changes and expired access tokens without authorization.
Mitigation and Prevention
Protect systems from CVE-2020-1725.
Immediate Steps to Take
- Upgrade Keycloak to version 13.0.0 or above
- Monitor and review user access changes
- Invalidate old access tokens
Long-Term Security Practices
- Regularly review and update role mappings
- Implement least privilege access
- Conduct security awareness training
Patching and Updates
Apply security patches and updates provided by Keycloak to mitigate the CVE-2020-1725 vulnerability.