CVE-2023-31208 : Security Advisory and Response

A detailed overview of CVE-2023-31208 focusing on the Livestatus command injection vulnerability in Checkmk.

Understanding CVE-2023-31208

This section delves into the vulnerability's description, impact, affected systems, and mitigation strategies.

What is CVE-2023-31208?

CVE-2023-31208 involves an improper neutralization of livestatus command delimiters in the RestAPI within specific versions of Checkmk. This vulnerability allows authorized users to execute arbitrary livestatus commands.

The Impact of CVE-2023-31208

The impact of this vulnerability, classified under CAPEC-15 (Command Delimiters), is rated as HIGH with a base score of 8.3. Attackers can exploit this flaw to execute arbitrary commands.

Technical Details of CVE-2023-31208

Explore the vulnerability description, affected systems, and the exploitation mechanism in this section.

Vulnerability Description

Checkmk versions less than 2.0.0p36, 2.1.0p28, and 2.2.0b8 are affected by this vulnerability. Authorized users can leverage this flaw to execute unauthorized livestatus commands.

Affected Systems and Versions

Checkmk versions 2.0.0, 2.1.0, and 2.2.0 (beta) are vulnerable to this command injection issue.

Exploitation Mechanism

Attackers with authorized access can exploit this vulnerability by manipulating livestatus command delimiters through the RestAPI in Checkmk.

Mitigation and Prevention

Learn about the immediate steps and long-term security practices to mitigate the risks associated with CVE-2023-31208.

Immediate Steps to Take

Users are advised to update to the latest patched versions of Checkmk to prevent exploitation of this vulnerability.

Long-Term Security Practices

Implement strict access controls, monitor Livestatus command executions, and conduct regular security audits to enhance overall system security.

Patching and Updates

Regularly update Checkmk to the latest versions to apply security patches and prevent potential Livestatus command injection threats.