CVE-2018-1450 : What You Need to Know

IBM DB2 for Linux, UNIX, and Windows versions 9.7, 10.1, 10.5, and 11.1 contain a vulnerability that allows local users to overwrite files owned by the DB2 instance owner.

Understanding CVE-2018-1450

This CVE involves a file manipulation vulnerability in IBM DB2 for Linux, UNIX, and Windows.

What is CVE-2018-1450?

The vulnerability in IBM DB2 versions 9.7, 10.1, 10.5, and 11.1 permits local users to overwrite files belonging to the DB2 instance owner.
Identified as IBM X-Force ID 140045.

The Impact of CVE-2018-1450

Local users can exploit this vulnerability to manipulate files owned by the DB2 instance owner, potentially leading to unauthorized access or data loss.

Technical Details of CVE-2018-1450

This section provides technical insights into the vulnerability.

Vulnerability Description

IBM DB2 for Linux, UNIX, and Windows versions 9.7, 10.1, 10.5, and 11.1 are susceptible to file manipulation by local users.

Affected Systems and Versions

Affected products: DB2 for Linux, UNIX, and Windows
Vendor: IBM
Vulnerable versions: 9.7, 10.1, 10.5, 11.1

Exploitation Mechanism

Local users can exploit the vulnerability to overwrite files owned by the DB2 instance owner.

Mitigation and Prevention

Protect your systems from CVE-2018-1450 with these strategies.

Immediate Steps to Take

Apply security patches provided by IBM promptly.
Limit local user privileges to minimize the risk of exploitation.
Monitor file system changes for unauthorized activities.

Long-Term Security Practices

Implement the principle of least privilege for user access.
Conduct regular security audits and vulnerability assessments.
Educate users on secure file handling practices.

Patching and Updates

Regularly update IBM DB2 for Linux, UNIX, and Windows to the latest secure versions.