CVE-2021-3763 : Security Advisory and Response
Learn about CVE-2021-3763, a vulnerability in Red Hat AMQ Broker version 7.8 allowing unauthorized access to restricted information. Find out the impact, affected systems, and mitigation steps.
A flaw was discovered in the Red Hat AMQ Broker, specifically in the management console of version 7.8. This vulnerability allows an authenticated user to gain unauthorized access to certain restricted information, impacting confidentiality. The issue stems from incorrect role bindings, leading to the disclosure of privileged data such as queue names and configuration details.
Understanding CVE-2021-3763
In this section, we will delve into the details of CVE-2021-3763.
What is CVE-2021-3763?
The vulnerability in the Red Hat AMQ Broker management console (version 7.8) enables authenticated users to view limited information that should be restricted to their assigned role. This flaw results in the exposure of confidential data, albeit not all information is accessible.
The Impact of CVE-2021-3763
The primary impact of CVE-2021-3763 is on confidentiality. Due to incorrectly checked role bindings, certain privileged information like queue names and configuration details may be disclosed. However, the integrity of the system remains uncompromised.
Technical Details of CVE-2021-3763
Let's explore the technical aspects of CVE-2021-3763.
Vulnerability Description
The vulnerability arises from a flaw in the Red Hat AMQ Broker management console in version 7.8, allowing authorized users to access restricted information.
Affected Systems and Versions
The affected product is the AMQ Broker, with the vulnerability present in version 7.8. The issue has been remedied in version amq-7.9.0.
Exploitation Mechanism
To exploit this vulnerability, an authenticated user simply needs to access the management console in version 7.8 with the associated role.
Mitigation and Prevention
Discover the steps to mitigate and prevent CVE-2021-3763.
Immediate Steps to Take
Users are advised to update to version amq-7.9.0 to eliminate the vulnerability and prevent unauthorized access to restricted data.
Long-Term Security Practices
Implement robust role-based access controls and regular security audits to prevent similar authorization issues in the future.
Patching and Updates
Stay informed about security updates and promptly apply patches released by Red Hat to address known vulnerabilities.