CVE-2018-1458 : Security Advisory and Response

A vulnerability has been found in IBM DB2 for Linux, UNIX and Windows versions 9.7, 10.1, 10.5, and 11.1, potentially allowing unauthorized code execution and DLL hijacking.

Understanding CVE-2018-1458

This CVE involves a security vulnerability in IBM DB2 for Linux, UNIX, and Windows, impacting various versions.

What is CVE-2018-1458?

The vulnerability in IBM DB2 for Linux, UNIX, and Windows versions 9.7, 10.1, 10.5, and 11.1 could enable a local user to execute unauthorized code and conduct DLL hijacking attacks.

The Impact of CVE-2018-1458

CVSS Base Score: 7.4 (High)
CVSS Vector: CVSS:3.0/A:H/AC:H/AV:L/C:H/I:H/PR:N/S:U/UI:N/E:U/RC:C/RL:O
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Attack Complexity: High
Privileges Required: None
Exploit Code Maturity: Unproven
User Interaction: None
Scope: Unchanged
Temporal Score: 6.4 (Medium)
Remediation Level: Official Fix
Report Confidence: Confirmed

Technical Details of CVE-2018-1458

Vulnerability Description

The vulnerability could allow a local user to execute arbitrary code and carry out DLL hijacking attacks.

Affected Systems and Versions

IBM DB2 for Linux, UNIX and Windows 9.7
IBM DB2 for Linux, UNIX and Windows 10.1
IBM DB2 for Linux, UNIX and Windows 10.5
IBM DB2 for Linux, UNIX and Windows 11.1

Exploitation Mechanism

The vulnerability could be exploited by a user with local access to execute unauthorized code and conduct DLL hijacking attacks.

Mitigation and Prevention

Immediate Steps to Take

Apply official fixes provided by IBM.
Monitor IBM's security advisories for updates.

Long-Term Security Practices

Implement the principle of least privilege to restrict user access.
Regularly update and patch IBM DB2 installations.

Patching and Updates

Regularly check for and apply security patches and updates provided by IBM.