CVE-2017-5642 : Vulnerability Insights and Analysis

CVE-2017-5642 pertains to a vulnerability in Apache Ambari versions 2.4.0 through 2.4.2 that leads to incorrect generation of ACLs for Ambari Server artifacts.

Understanding CVE-2017-5642

What is CVE-2017-5642?

This CVE describes a security issue in Apache Ambari where the ACLs for Ambari Server artifacts are not properly created during the installation process.

The Impact of CVE-2017-5642

The vulnerability can result in unprotected file permissions, potentially exposing sensitive data to unauthorized access.

Technical Details of CVE-2017-5642

Vulnerability Description

When installing Apache Ambari versions 2.4.0 through 2.4.2, the ACLs for Ambari Server artifacts are not generated correctly, leading to a security gap.

Affected Systems and Versions

Product: Apache Ambari
Vendor: Apache Software Foundation
Versions Affected: 2.4.0 through 2.4.2

Exploitation Mechanism

The vulnerability allows attackers to exploit the incorrect ACL generation to gain unauthorized access to Ambari Server artifacts.

Mitigation and Prevention

Immediate Steps to Take

Upgrade to a fixed version, such as Ambari 2.5.0, where the vulnerability is addressed.
Implement proper file permissions and access controls on the affected systems.

Long-Term Security Practices

Regularly monitor and audit file permissions and access controls within the Ambari environment.
Stay informed about security updates and patches provided by Apache Software Foundation.
Conduct security assessments to identify and remediate similar vulnerabilities in the future.

Patching and Updates

Ensure timely installation of security patches and updates released by Apache Software Foundation to mitigate the CVE-2017-5642 vulnerability.