CVE-2020-1748 : Security Advisory and Response
Discover details of CVE-2020-1748, a Wildfly vulnerability allowing unauthorized access to secure resources through bypassing security checks. Learn mitigation steps.
A vulnerability in Wildfly versions before wildfly-elytron-1.6.8.Final-redhat-00001 allows bypassing WildFlySecurityManager checks, leading to improper authorization and potential information exposure by unauthenticated access.
Understanding CVE-2020-1748
This CVE involves bypassing security checks in Wildfly, potentially resulting in unauthorized access to secure resources.
What is CVE-2020-1748?
The vulnerability in Wildfly allows unauthorized access to secure resources due to a bypass in WildFlySecurityManager checks when using custom security managers.
The Impact of CVE-2020-1748
The vulnerability can lead to improper authorization and information exposure through unauthenticated access to secure resources.
Technical Details of CVE-2020-1748
The technical aspects of the vulnerability in Wildfly versions before wildfly-elytron-1.6.8.Final-redhat-00001 are as follows:
Vulnerability Description
The flaw enables the bypassing of WildFlySecurityManager checks, allowing unauthorized and unauthenticated access to secure resources.
Affected Systems and Versions
- Product: Wildfly
- Vendor: n/a
- Versions Affected: before wildfly-elytron-1.6.8.Final-redhat-00001
Exploitation Mechanism
The vulnerability is exploited by bypassing WildFlySecurityManager checks, leading to potential information exposure.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigate the risk posed by CVE-2020-1748:
Immediate Steps to Take
- Update Wildfly to version wildfly-elytron-1.6.8.Final-redhat-00001 or later.
- Review and adjust security manager settings to prevent bypassing security controls.
Long-Term Security Practices
- Regularly monitor and update Wildfly for security patches and upgrades.
- Enforce least privilege access controls and strong authentication mechanisms.
Patching and Updates
- Patch Wildfly to the latest version that addresses the vulnerability.
- Stay informed about security advisories and updates from relevant providers.