CVE-2022-30301 Explained : Impact and Mitigation

A path traversal vulnerability in FortiAP-U CLI versions 6.2.0 through 6.2.3, 6.0.0 through 6.0.4, 5.4.0 through 5.4.6 has been identified. This vulnerability may allow an admin user to delete and access unauthorized files and data through specifically crafted CLI commands.

Understanding CVE-2022-30301

This section provides an overview of the CVE-2022-30301 vulnerability.

What is CVE-2022-30301?

CVE-2022-30301 is a path traversal vulnerability in FortiAP-U CLI versions 6.2.0 through 6.2.3, 6.0.0 through 6.0.4, 5.4.0 through 5.4.6 that could enable an admin user to delete and access unauthorized files and data using malicious CLI commands.

The Impact of CVE-2022-30301

The vulnerability has a CVSS base score of 7.4 (High), with a low attack complexity and privilege requirements, high confidentiality, integrity, and availability impact. Exploitation of this vulnerability can lead to unauthorized data access and deletion by an admin user.

Technical Details of CVE-2022-30301

This section delves into the technical details of the CVE-2022-30301 vulnerability.

Vulnerability Description

The vulnerability allows attackers to manipulate CLI commands to traverse paths and access unauthorized files and data within the FortiAP-U CLI.

Affected Systems and Versions

FortiAP-U versions 6.2.0 through 6.2.3, 6.0.0 through 6.0.4, 5.4.0 through 5.4.6 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specifically crafted CLI commands to the FortiAP-U CLI, leading to unauthorized file access and deletion.

Mitigation and Prevention

In this section, we discuss the steps to mitigate and prevent the CVE-2022-30301 vulnerability.

Immediate Steps to Take

Fortinet FortiAP-U users are advised to restrict access to CLI commands, implement strong access controls, and monitor CLI command usage to prevent unauthorized file access or deletion.

Long-Term Security Practices

Regular security training for administrators, keeping software updated, and conducting security audits can enhance the overall security posture and prevent similar vulnerabilities in the future.

Patching and Updates

Fortinet has not provided a patch at the moment. Users are recommended to stay tuned for updates from the vendor and apply patches promptly once available.