CVE-2019-5475 : What You Need to Know
Learn about CVE-2019-5475, a vulnerability in Nexus Repository Manager version 2 allowing Remote Code Execution. Find out the impact, affected systems, and mitigation steps.
This CVE-2019-5475 article provides insights into a vulnerability in the Nexus Repository Manager version 2 that allows Remote Code Execution through the Yum Repository Plugin.
Understanding CVE-2019-5475
The Nexus Yum Repository Plugin in version 2 is susceptible to Remote Code Execution when vulnerable data is provided to instances using CommandLineExecutor.java.
What is CVE-2019-5475?
The vulnerability in the Nexus Yum Repository Plugin in version 2 allows for Remote Code Execution when specific data, like the Yum Configuration Capability, is given to instances utilizing CommandLineExecutor.java.
The Impact of CVE-2019-5475
The vulnerability poses a significant risk as it enables attackers to execute arbitrary code remotely, potentially leading to unauthorized access and control over affected systems.
Technical Details of CVE-2019-5475
The technical aspects of this CVE are crucial to understanding its implications.
Vulnerability Description
The vulnerability in the Nexus Yum Repository Plugin in version 2 allows Remote Code Execution by exploiting vulnerable data inputs.
Affected Systems and Versions
- Product: Nexus Repository Manager
- Version: 2.14.9-01
Exploitation Mechanism
The vulnerability is exploited by providing vulnerable data, such as the Yum Configuration Capability, to instances using CommandLineExecutor.java.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are essential to mitigate the risks associated with CVE-2019-5475.
Immediate Steps to Take
- Update Nexus Repository Manager to a non-vulnerable version.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor system logs for any suspicious activities.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Conduct security audits and penetration testing to identify and remediate weaknesses.
- Educate users and administrators on secure coding practices and the importance of data validation.
- Implement strict access controls and least privilege principles.
Patching and Updates
- Apply patches provided by the vendor promptly to address the vulnerability.
- Stay informed about security advisories and updates from the software vendor to ensure timely protection.