CVE-2019-4521 Explained : Impact and Mitigation
Learn about CVE-2019-4521 affecting IBM Cloud Pak System 2.3. Discover the impact, technical details, and mitigation steps for this high-severity CSV Injection vulnerability.
IBM Cloud Pak System 2.3's Platform System Manager is vulnerable to CSV Injection, potentially allowing remote attackers to execute arbitrary commands due to inadequate validation of CSV file contents.
Understanding CVE-2019-4521
IBM Cloud Pak System 2.3 is affected by a high-severity vulnerability that could lead to remote code execution.
What is CVE-2019-4521?
The vulnerability in IBM Cloud Pak System 2.3's Platform System Manager could enable attackers to run arbitrary commands on the system by exploiting CSV Injection.
The Impact of CVE-2019-4521
The vulnerability has a CVSS base score of 7 (High severity) with a high impact on confidentiality, integrity, and availability of the system.
Technical Details of CVE-2019-4521
The technical details of the vulnerability are as follows:
Vulnerability Description
- Attack Complexity: High
- Attack Vector: Local
- Privileges Required: None
- User Interaction: Required
- Exploit Code Maturity: Unproven
- Scope: Unchanged
Affected Systems and Versions
- Product: Cloud Pak System
- Vendor: IBM
- Version: 2.3
Exploitation Mechanism
The vulnerability arises from inadequate validation of CSV file contents, allowing remote attackers to execute arbitrary commands.
Mitigation and Prevention
To address CVE-2019-4521, follow these steps:
Immediate Steps to Take
- Apply the official fix provided by IBM.
- Monitor for any unusual system behavior.
- Restrict network access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch software to prevent vulnerabilities.
- Conduct security training to educate users on identifying and avoiding potential threats.
Patching and Updates
Ensure that all systems running IBM Cloud Pak System 2.3 are updated with the latest security patches.