CVE-2019-4031 Explained : Impact and Mitigation
Learn about CVE-2019-4031, a high-severity vulnerability in IBM Workload Scheduler Distributed versions 9.2, 9.3, 9.4, and 9.5. Find out the impact, affected systems, and mitigation steps.
A security flaw in IBM Workload Scheduler Distributed versions 9.2, 9.3, 9.4, and 9.5 allows local users to manipulate files with root privileges, potentially leading to unauthorized root access.
Understanding CVE-2019-4031
This CVE involves a vulnerability in IBM Workload Scheduler Distributed versions 9.2, 9.3, 9.4, and 9.5 that could be exploited by a local user to gain unauthorized root access.
What is CVE-2019-4031?
IBM Workload Scheduler Distributed versions 9.2, 9.3, 9.4, and 9.5 contain a security flaw that enables a local user to manipulate files with root privileges, potentially granting unauthorized root access.
The Impact of CVE-2019-4031
- CVSS Score: 8.4 (High)
- Attack Vector: Local
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- This vulnerability could allow an attacker to gain unauthorized root access by manipulating files on the system.
Technical Details of CVE-2019-4031
This section provides technical details about the vulnerability.
Vulnerability Description
The vulnerability in IBM Workload Scheduler Distributed versions 9.2, 9.3, 9.4, and 9.5 allows local users to write files as root in the file system, potentially leading to unauthorized root access.
Affected Systems and Versions
- Affected Systems: IBM Workload Scheduler Distributed
- Affected Versions: 9.2, 9.3, 9.4, 9.5
Exploitation Mechanism
- Attack Complexity: Low
- Privileges Required: None
- User Interaction: None
- Exploit Code Maturity: Unproven
- The attacker needs local access to the system to exploit this vulnerability.
Mitigation and Prevention
Protect your systems from CVE-2019-4031 with the following steps.
Immediate Steps to Take
- Apply official fixes provided by IBM.
- Monitor system files and permissions for unauthorized changes.
- Restrict local access to critical systems.
Long-Term Security Practices
- Regularly update and patch IBM Workload Scheduler Distributed.
- Implement the principle of least privilege to limit user access.
- Conduct security training for users to recognize and report suspicious activities.
Patching and Updates
- Stay informed about security bulletins and updates from IBM.
- Apply patches promptly to address known vulnerabilities.