CVE-2019-4606 Explained : Impact and Mitigation

IBM DB2 High Performance Unload load for LUW versions 6.1 and 6.5 are affected by a vulnerability that could allow a local attacker to execute arbitrary code on the system.

Understanding CVE-2019-4606

A vulnerability in IBM DB2 High Performance Unload load for LUW versions 6.1 and 6.5 could be exploited by a local attacker to execute arbitrary code on the system.

What is CVE-2019-4606?

This CVE refers to a vulnerability in IBM DB2 High Performance Unload load for LUW versions 6.1 and 6.5 that enables a local attacker to potentially execute arbitrary code on the affected system.

The Impact of CVE-2019-4606

CVSS Base Score: 7.4 (High)
CVSS Vector: CVSS:3.0/AC:H/PR:N/A:H/S:U/UI:N/I:H/AV:L/C:H/RC:C/E:U/RL:O
Impact: High impact on confidentiality, integrity, and availability of the system
Exploit Code Maturity: Unproven
Attack Vector: Local
Privileges Required: None
Remediation Level: Official Fix
Report Confidence: Confirmed

Technical Details of CVE-2019-4606

Vulnerability Description

The vulnerability is caused by an untrusted search path issue in the affected IBM DB2 High Performance Unload load for LUW versions 6.1 and 6.5, allowing the attacker to execute arbitrary code using an executable file.

Affected Systems and Versions

IBM DB2 High Performance Unload load for LUW version 6.1
IBM DB2 High Performance Unload load for LUW version 6.5

Exploitation Mechanism

The attacker can exploit this vulnerability by utilizing an executable file to execute arbitrary code on the system.

Mitigation and Prevention

Immediate Steps to Take

Apply the official fix provided by IBM
Monitor IBM's security bulletins for updates

Long-Term Security Practices

Regularly update and patch IBM DB2 High Performance Unload load for LUW
Implement strong access controls and monitoring mechanisms

Patching and Updates

Ensure timely installation of security patches and updates provided by IBM