CVE-2019-14820 : What You Need to Know
Discover the impact of CVE-2019-14820 on Keycloak. Learn about the vulnerability exposing internal adapter endpoints and how to mitigate the risk effectively.
A vulnerability was discovered in Keycloak prior to version 8.0.0, exposing internal adapter endpoints that could be exploited by an attacker to gain unauthorized access to sensitive information.
Understanding CVE-2019-14820
This CVE involves a security issue in Keycloak that allows unauthorized access to internal adapter endpoints.
What is CVE-2019-14820?
The vulnerability in Keycloak before version 8.0.0 exposes internal adapter endpoints in org.keycloak.constants.AdapterConstants, which can be accessed through a specially-crafted URL, potentially leading to unauthorized access to sensitive data.
The Impact of CVE-2019-14820
The exploitation of this vulnerability could enable an unauthorized attacker to gain access to sensitive information, posing a risk to the confidentiality of data.
Technical Details of CVE-2019-14820
This section provides more technical insights into the CVE.
Vulnerability Description
Keycloak before version 8.0.0 exposes internal adapter endpoints in org.keycloak.constants.AdapterConstants, which can be invoked via a specially-crafted URL, potentially leading to unauthorized access to sensitive information.
Affected Systems and Versions
- Product: Keycloak
- Vendor: Keycloak
- Affected Version: Fixed in 8.0.0
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: Low
- User Interaction: None
- Scope: Unchanged
- Confidentiality Impact: Low
- Integrity Impact: None
- Availability Impact: None
- Base Score: 4.3 (Medium Severity)
Mitigation and Prevention
Protecting systems from CVE-2019-14820 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update Keycloak to version 8.0.0 or newer to mitigate the vulnerability.
- Monitor and restrict access to internal adapter endpoints.
Long-Term Security Practices
- Regularly update and patch software to address security vulnerabilities.
- Implement network security measures to prevent unauthorized access.
Patching and Updates
- Apply patches and updates provided by Keycloak to ensure the security of the system.