CVE-2022-24714 : Exploit Details and Defense Strategies

Icinga Web 2, an open-source monitoring web interface, framework, and command-line interface, is vulnerable to a security issue that could lead to the disclosure of hosts and related data. Here is what you need to know about CVE-2022-24714.

Understanding CVE-2022-24714

CVE-2022-24714 involves the disclosure of sensitive information related to hosts in Icinga Web 2 due to decommissioned services, potentially leading to unauthorized access.

What is CVE-2022-24714?

The vulnerability in Icinga Web 2 allows users with specific roles to still access content, including host-related data, even after service objects have been decommissioned. This issue affects installations of Icinga 2 with the IDO writer enabled.

The Impact of CVE-2022-24714

The impact of this vulnerability is rated as medium severity according to the CVSS v3.1 base score of 5.3. It can lead to the disclosure of low-sensitive information with low confidentiality impact.

Technical Details of CVE-2022-24714

This section provides more insights into the vulnerability, affected systems, and how it can be exploited.

Vulnerability Description

The vulnerability arises from the improper handling of role restrictions in Icinga Web 2, allowing users to access sensitive information even after services are decommissioned.

Affected Systems and Versions

The vulnerability affects Icinga Web 2 versions prior to 2.8.6 and versions between 2.9.0 and 2.9.6. Installations using service custom variables in role restrictions are at risk.

Exploitation Mechanism

Unauthorized users with specific roles can exploit this vulnerability to access host-related data that should have been restricted after service decommissioning.

Mitigation and Prevention

To address CVE-2022-24714 and enhance security, follow these mitigation and prevention measures:

Immediate Steps to Take

Update Icinga Web 2 to versions 2.8.6, 2.9.6, or 2.10 to mitigate the vulnerability.
Review and adjust role restrictions and permissions to limit unauthorized access to sensitive data.

Long-Term Security Practices

Regularly audit and review user roles and permissions to ensure access control best practices are implemented.
Monitor and log access to host-related data to detect any unauthorized access attempts.

Patching and Updates

Stay informed about security advisories and updates from Icinga to apply patches promptly and protect your systems from known vulnerabilities.