CVE-2023-45178 : Security Advisory and Response

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 CLI is vulnerable to a denial of service attack due to a specially crafted request. This article provides insights into the impact, technical details, and mitigation strategies for CVE-2023-45178.

Understanding CVE-2023-45178

This section delves deeper into the specifics of the vulnerability associated with IBM Db2 for Linux, UNIX and Windows 11.5 CLI.

What is CVE-2023-45178?

CVE-2023-45178 reflects a denial of service vulnerability in IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 CLI caused by the exploitation of a specially crafted request. The vulnerability has been categorized under CWE-20 - Improper Input Validation.

The Impact of CVE-2023-45178

The vulnerability has a CVSS v3.1 base score of 6.5, with a medium severity rating. It can be exploited remotely with low privileges required. An attacker can trigger a denial of service condition, impacting the availability of the system but not compromising confidentiality or integrity.

Technical Details of CVE-2023-45178

Explore more technical aspects of the CVE-2023-45178 vulnerability.

Vulnerability Description

The vulnerability in IBM Db2 for Linux, UNIX and Windows 11.5 CLI allows for a denial of service attack when a specifically crafted request is submitted. IBM X-Force ID associated with this vulnerability is 268073.

Affected Systems and Versions

IBM Db2 for Linux, UNIX and Windows 11.5 CLI is the specific version affected by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited remotely with low privileges required, allowing an attacker to trigger a denial of service condition impacting the availability of the system.

Mitigation and Prevention

Learn how to address and prevent the risks associated with CVE-2023-45178.

Immediate Steps to Take

Organizations using IBM Db2 for Linux, UNIX and Windows 11.5 CLI should update to a patched version or implement recommended security measures to mitigate the risk of a denial of service attack.

Long-Term Security Practices

Incorporating proper input validation practices and security protocols can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly updating and patching the affected systems is crucial to stay protected against known vulnerabilities.